{"id":2379,"date":"2024-01-03T20:27:24","date_gmt":"2024-01-03T13:27:24","guid":{"rendered":"https:\/\/hoachatlocthien.com\/?p=2379"},"modified":"2026-07-06T03:00:49","modified_gmt":"2026-07-05T20:00:49","slug":"dieu-che-fecl2-sat-ii-clorua-bang-cach-nao","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao","title":{"rendered":"\u0110i\u1ec1u Ch\u1ebf FeCl2 (S\u1eaft II Clorua) B\u1eb1ng C\u00e1ch N\u00e0o?"},"content":{"rendered":"<p>S\u1eaft II Clorua (<strong>FeCl\u2082<\/strong>) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc quen thu\u1ed9c, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 <strong>x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, ng\u00e0nh d\u1ec7t nhu\u1ed9m, xi m\u1ea1 kim lo\u1ea1i, s\u1ea3n xu\u1ea5t gi\u1ea5y<\/strong> and <strong>t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p<\/strong>. FeCl\u2082 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd n\u01b0\u1edbc, gi\u00fap <strong>lo\u1ea1i b\u1ecf kim lo\u1ea1i n\u1eb7ng v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t h\u1eefu c\u01a1<\/strong>, \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea1t ti\u00eau chu\u1ea9n. V\u1edbi <strong>t\u00ednh ch\u1ea5t tan t\u1ed1t trong n\u01b0\u1edbc<\/strong> v\u00e0 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng linh ho\u1ea1t, FeCl\u2082 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng h\u00f3a ch\u1ea5t <strong>kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p<\/strong>. <\/p>\n<p>Do nhu c\u1ea7u l\u1edbn, h\u1ee3p ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i r\u1ed9ng r\u00e3i tr\u00ean th\u1ecb tr\u01b0\u1eddng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd <strong>cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ebf FeCl\u2082<\/strong>, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch t\u1ed5ng h\u1ee3p, t\u00ednh ch\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a h\u00f3a ch\u1ea5t n\u00e0y. N\u1ebfu b\u1ea1n \u0111ang t\u00ecm <strong>\u0111\u1ecba ch\u1ec9 mua FeCl\u2082 uy t\u00edn<\/strong>, h\u00e3y li\u00ean h\u1ec7 ngay v\u1edbi <strong>H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean<\/strong> &#8211; <strong>nh\u00e0 cung c\u1ea5p FeCl\u2082 ch\u00ednh h\u00e3ng, s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, gi\u00e1 c\u1ea1nh tranh<\/strong>, s\u1eb5n kho v\u00e0 giao h\u00e0ng nhanh tr\u00ean to\u00e0n qu\u1ed1c!<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/01\/dieu-che-FeCl2-bang-cach-nao.jpg\" alt=\"\u0111i\u1ec1u ch\u1ebf FeCl2\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 500px; --smush-placeholder-aspect-ratio: 500\/380;\" \/><\/figure>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_72 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung<\/p>\n<p><span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #dd3333;color:#dd3333\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #dd3333;color:#dd3333\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav>\n<ul class='ez-toc-list ez-toc-list-level-1' >\n<li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Tong_quat_ve_FeCl2\" title=\"T\u1ed5ng qu\u00e1t v\u1ec1 FeCl2:\">T\u1ed5ng qu\u00e1t v\u1ec1 FeCl2:<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Cac_Phuong_Phap_Dieu_Che_FeCl2\" title=\"C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p \u0110i\u1ec1u Ch\u1ebf FeCl2\">C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p \u0110i\u1ec1u Ch\u1ebf FeCl2<\/a>\n<ul class='ez-toc-list-level-3' >\n<li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Dieu_che_FeCl2_bang_Fe_va_HCl_axit_clohydric\" title=\"\u0110i\u1ec1u ch\u1ebf FeCl2 b\u1eb1ng Fe v\u00e0 HCl (axit clohydric):\">\u0110i\u1ec1u ch\u1ebf FeCl2 b\u1eb1ng Fe v\u00e0 HCl (axit clohydric):<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Dieu_che_Sat_II_Clorua_bang_FeO_Sat_II_oxit_va_HCl\" title=\"\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng FeO (S\u1eaft II oxit) v\u00e0 HCl:\">\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng FeO (S\u1eaft II oxit) v\u00e0 HCl:<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Dieu_che_Sat_II_Clorua_bang_Fe_va_FeCl3_Sat_III_clorua\" title=\"\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng Fe v\u00e0 FeCl3 (S\u1eaft III clorua):\">\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng Fe v\u00e0 FeCl3 (S\u1eaft III clorua):<\/a><\/li>\n<\/ul>\n<\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Bo_sung_phan_ung_FeCl2\" title=\"B\u1ed5 sung ph\u1ea3n \u1ee9ng FeCl2\">B\u1ed5 sung ph\u1ea3n \u1ee9ng FeCl2<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Nhung_luu_y_khi_dieu_che_FeCl2\" title=\"Nh\u1eefng l\u01b0u \u00fd khi \u0111i\u1ec1u ch\u1ebf FeCl2:\">Nh\u1eefng l\u01b0u \u00fd khi \u0111i\u1ec1u ch\u1ebf FeCl2:<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Ly_do_nen_chon_Hoa_Chat_Loc_Thien_la_noi_cung_cap_FeCl2\" title=\"L\u00fd do n\u00ean ch\u1ecdn Ho\u00e1 Ch\u1ea5t L\u1ed9c Thi\u00ean l\u00e0 n\u01a1i cung c\u1ea5p FeCl2:\">L\u00fd do n\u00ean ch\u1ecdn Ho\u00e1 Ch\u1ea5t L\u1ed9c Thi\u00ean l\u00e0 n\u01a1i cung c\u1ea5p FeCl2:<\/a>\n<ul class='ez-toc-list-level-3' >\n<li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#FeCl%E2%82%82_co_the_bi_phan_huy_hoac_bien_doi_trong_dieu_kien_moi_truong_nao\" title=\"FeCl\u2082 c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y ho\u1eb7c bi\u1ebfn \u0111\u1ed5i trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng n\u00e0o?\">FeCl\u2082 c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y ho\u1eb7c bi\u1ebfn \u0111\u1ed5i trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng n\u00e0o?<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#FeCl%E2%82%82_co_the_phan_ung_voi_hop_chat_huu_co_khong\" title=\"FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 kh\u00f4ng?\">FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 kh\u00f4ng?<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#FeCl%E2%82%82_co_nguy_hiem_khi_tiep_xuc_voi_con_nguoi_va_moi_truong_khong\" title=\"FeCl\u2082 c\u00f3 nguy hi\u1ec3m khi ti\u1ebfp x\u00fac v\u1edbi con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng?\">FeCl\u2082 c\u00f3 nguy hi\u1ec3m khi ti\u1ebfp x\u00fac v\u1edbi con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng?<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#Tai_sao_FeCl%E2%82%82_duoc_su_dung_trong_xu_ly_nuoc_thai_thay_vi_FeCl%E2%82%83\" title=\"T\u1ea1i sao FeCl\u2082 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i thay v\u00ec FeCl\u2083?\">T\u1ea1i sao FeCl\u2082 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i thay v\u00ec FeCl\u2083?<\/a><\/li>\n<li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/hoachatlocthien.com\/en\/dieu-che-fecl2-sat-ii-clorua-bang-cach-nao\/#FeCl%E2%82%82_co_the_tai_che_tu_cac_nguon_nao_de_tiet_kiem_chi_phi_san_xuat\" title=\"FeCl\u2082 c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf t\u1eeb c\u00e1c ngu\u1ed3n n\u00e0o \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed s\u1ea3n xu\u1ea5t?\">FeCl\u2082 c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf t\u1eeb c\u00e1c ngu\u1ed3n n\u00e0o \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed s\u1ea3n xu\u1ea5t?<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/nav>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tong_quat_ve_FeCl2\"><\/span><span class=\"ez-toc-section\" id=\"Tong_quat_ve_FeCl2\"><\/span><strong>T\u1ed5ng qu\u00e1t v\u1ec1 FeCl2:<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\nFeCl2 (Ferrous Chloride, S\u1eaft II Clorua) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t v\u00f4 c\u01a1 c\u1ee7a s\u1eaft (Fe) v\u00e0 clo (Cl), c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc FeCl\u2082. H\u1ee3p ch\u1ea5t n\u00e0y t\u1ed3n t\u1ea1i \u1edf hai d\u1ea1ng ch\u00ednh:\n<\/p>\n<ul class=\"wp-block-list\">\n<li>D\u1ea1ng khan (FeCl\u2082 khan): M\u00e0u tr\u1eafng ho\u1eb7c x\u00e1m nh\u1ea1t.<\/li>\n<li>D\u1ea1ng ng\u1eadm n\u01b0\u1edbc (FeCl\u2082\u00b74H\u2082O): M\u00e0u xanh l\u1ee5c nh\u1ea1t, d\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh FeCl\u2083 khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed.<\/li>\n<\/ul>\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/hoachatlocthien.com\/en\/tim-hieu-tinh-chat-vat-ly-va-hoa-hoc-cua-sat-ii-clorua-fecl2\/\"><strong>FeCl2 c\u00f3 tan trong n\u01b0\u1edbc kh\u00f4ng<\/strong><\/a>?\n<ul class=\"wp-block-list\">\n<li>C\u00e2u tr\u1ea3 l\u1eddi l\u00e0 c\u00f3. FeCl\u2082 tan t\u1ed1t trong n\u01b0\u1edbc, t\u1ea1o th\u00e0nh dung d\u1ecbch c\u00f3 m\u00e0u xanh l\u1ee5c nh\u1ea1t, d\u1ec5 b\u1ecb ph\u00e2n h\u1ee7y trong kh\u00f4ng kh\u00ed. \u0110\u1ed9 h\u00f2a tan c\u1ee7a FeCl\u2082 t\u0103ng theo nhi\u1ec7t \u0111\u1ed9:\n<ul class=\"wp-block-list\">\n<li>64,4 g\/100 mL (10\u00b0C)<\/li>\n<li>68,5 g\/100 mL (20\u00b0C)<\/li>\n<li>105,7 g\/100 mL (100\u00b0C)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/blockquote>\n<p>\nCh\u00ednh nh\u1edd <strong>t\u00ednh tan t\u1ed1t<\/strong>, FeCl\u2082 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong <strong>x\u1eed l\u00fd n\u01b0\u1edbc, c\u00f4ng nghi\u1ec7p xi m\u1ea1 v\u00e0 t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t<\/strong>.<\/p>\n<p>Ferrous Chloride c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, bao g\u1ed3m x\u1eed l\u00fd n\u01b0\u1edbc, s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t kh\u00e1c, v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc kh\u00e1c.\n<\/p>\n<ul class=\"wp-block-list\">\n<li>FeCl2c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t b\u1eb1ng c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau:\n<ul class=\"wp-block-list\">\n<li>M\u00e0u s\u1eafc:\n<ul class=\"wp-block-list\">\n<li>FeCl\u2082 khan: Tr\u1eafng ho\u1eb7c x\u00e1m nh\u1ea1t.<\/li>\n<li>FeCl\u2082\u00b74H\u2082O (ng\u1eadm n\u01b0\u1edbc): Xanh l\u1ee5c nh\u1ea1t.<\/li>\n<\/ul>\n<\/li>\n<li>T\u00ednh ch\u1ea5t v\u1eadt l\u00fd:\n<ul class=\"wp-block-list\">\n<li>D\u1ec5 tan trong n\u01b0\u1edbc, t\u1ea1o dung d\u1ecbch c\u00f3 m\u00e0u xanh nh\u1ea1t.<\/li>\n<li>D\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh FeCl\u2083 (S\u1eaft III Clorua) khi \u0111\u1ec3 ngo\u00e0i kh\u00f4ng kh\u00ed.<\/li>\n<li>Ch\u1ea3y r\u1eefa khi ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed9 \u1ea9m cao.<\/li>\n<\/ul>\n<\/li>\n<li>C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt:\n<ul class=\"wp-block-list\">\n<li>Kh\u1ed1i l\u01b0\u1ee3ng mol: 126,751 g\/mol (FeCl\u2082 khan), 198,81 g\/mol (FeCl\u2082\u00b74H\u2082O).<\/li>\n<li>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang: 3,16 g\/cm\u00b3 (FeCl\u2082 khan), 1,93 g\/cm\u00b3 (FeCl\u2082\u00b74H\u2082O).<\/li>\n<li>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y: 677\u00b0C (FeCl\u2082 khan), 105\u00b0C (FeCl\u2082\u00b74H\u2082O).<\/li>\n<li>\u0110i\u1ec3m s\u00f4i: 1.023\u00b0C (FeCl\u2082 khan).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\nC\u00e1c th\u00f4ng s\u1ed1 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a Ferrous Chloride, gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 \u1ee9ng x\u1eed c\u1ee7a ch\u1ea5t n\u00e0y trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau. Ph\u1ea7n ti\u1ebfp theo ch\u00fang ta c\u00f9ng \u0111i t\u00ecm hi\u1ec3u v\u1ec1 <strong>ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ebf FeCl2<\/strong>.\n<\/p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/01\/dieu-che-FeCl2-bang.jpg\" alt=\"\u0111i\u1ec1u ch\u1ebf FeCl2 - s\u1eaft II clorua\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/768;\" \/><\/figure>\n<p class=\"has-text-align-center\">\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_Phuong_Phap_Dieu_Che_FeCl2\"><\/span><span class=\"ez-toc-section\" id=\"Cac_Phuong_Phap_Dieu_Che_FeCl2\"><\/span>C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p \u0110i\u1ec1u Ch\u1ebf FeCl2<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f3 th\u1ec3 b\u1ea1n quan t\u00e2m: <\/p>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-sat-ii-clorua\/\">B\u00e1n FeCL2<\/a><\/li>\n<li><a href=\"https:\/\/hoachatlocthien.com\/en\/sat-clorua-fecl2-fecl3\/\">B\u00e1n FeCL<\/a><\/li>\n<\/ul>\n<p>\nC\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf FeCl\u2082, nh\u01b0ng ba ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0:\n<\/p>\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><\/blockquote>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_che_FeCl2_bang_Fe_va_HCl_axit_clohydric\"><\/span><span class=\"ez-toc-section\" id=\"Dieu_che_FeCl2_bang_Fe_va_HCl_axit_clohydric\"><\/span><strong>\u0110i\u1ec1u ch\u1ebf FeCl2 b\u1eb1ng Fe v\u00e0 HCl (axit clohydric):<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>\u0110i\u1ec1u ki\u1ec7n<\/strong>: D\u00f9ng s\u1eaft nguy\u00ean ch\u1ea5t v\u00e0 axit HCl lo\u00e3ng.<\/li>\n<li><strong>Application<\/strong>: Ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n, \u0111\u01b0\u1ee3c d\u00f9ng ph\u1ed5 bi\u1ebfn trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 c\u00f4ng nghi\u1ec7p.<\/li>\n<li><strong>C\u00e1c b\u01b0\u1edbc \u0111i\u1ec1u ch\u1ebf<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>B\u01b0\u1edbc 1:<\/strong> Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u kim lo\u1ea1i s\u1eaft (Fe) \u1edf d\u1ea1ng g\u00f3i, m\u1ea3nh ho\u1eb7c b\u1ed9t, v\u00e0 dung d\u1ecbch HCl.<\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong> Th\u1ef1c hi\u1ec7n ph\u1ea3n \u1ee9ng, cho s\u1eaft \u0111\u1eb7t v\u00e0o dung d\u1ecbch axit clohydric. Ph\u1ea3n \u1ee9ng x\u1ea3y ra gi\u1eefa s\u1eaft v\u00e0 axit clohydric, t\u1ea1o ra Ferrous Chloride (FeCl2) v\u00e0 kh\u00ed hydro (H2).\n<ul class=\"wp-block-list\">\n<li>Fe + 2HCl \u2192 FeCl2 + H2\u2191<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 3:<\/strong> Quan s\u00e1t ph\u1ea3n \u1ee9ng, ta th\u1ea5y c\u00f3 kh\u00ed hydro (H2) v\u00e0 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y bong b\u00f3ng trong dung d\u1ecbch. \u0110\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a ph\u1ea3n \u1ee9ng gi\u1eefa s\u1eaft v\u00e0 axit clohydric.<\/li>\n<li><strong>B\u01b0\u1edbc 4:<\/strong> T\u00e1ch v\u00e0 l\u00e0m s\u1ea1ch s\u1ea3n ph\u1ea9m:\n<ul class=\"wp-block-list\">\n<li>T\u00e1ch dung d\u1ecbch ch\u1ee9a FeCl2 b\u1eb1ng c\u00e1ch l\u1ecdc ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch kh\u00e1c. Sau \u0111\u00f3 l\u00e0m s\u1ea1ch FeCl2 \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 l\u00e0m cho s\u1ea3n ph\u1ea9m s\u1ea1ch s\u1ebd.<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 5:<\/strong> L\u01b0u tr\u1eef s\u1ea3n ph\u1ea9m \u01a1 \u0111i\u1ec1u ki\u1ec7n ph\u00f9 h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh oxi ho\u00e1.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_che_Sat_II_Clorua_bang_FeO_Sat_II_oxit_va_HCl\"><\/span><span class=\"ez-toc-section\" id=\"Dieu_che_Sat_II_Clorua_bang_FeO_Sat_II_oxit_va_HCl\"><\/span><strong>\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng FeO (S\u1eaft II oxit) v\u00e0 HCl:<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>\u0110i\u1ec1u ki\u1ec7n<\/strong>: FeO c\u1ea7n s\u1ea1ch \u0111\u1ec3 tr\u00e1nh t\u1ea1p ch\u1ea5t.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m<\/strong>: T\u1ea1o ra s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao h\u01a1n.<\/li>\n<li><strong>C\u00e1c b\u01b0\u1edbc \u0111i\u1ec1u ch\u1ebf<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>B\u01b0\u1edbc 1:<\/strong> Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u FeO v\u00e0 HCl (d\u01b0\u1edbi d\u1ea1ng dung d\u1ecbch).<\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong> Th\u1ef1c hi\u1ec7n ph\u1ea3n \u1ee9ng:\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eb7t S\u1eaft (II) Oxide v\u00e0o dung d\u1ecbch axit clohydric. Ph\u1ea3n \u1ee9ng n\u00e0y s\u1ebd t\u1ea1o ra S\u1eaft(II) Clorua v\u00e0 n\u01b0\u1edbc.\n<ul class=\"wp-block-list\">\n<li>FeO + 2HCl \u2192 FeCl2 + H2O<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 3:<\/strong> Quan s\u00e1t ph\u1ea3n \u1ee9ng:\n<ul class=\"wp-block-list\">\n<li>Quan s\u00e1t ph\u1ea3n \u1ee9ng di\u1ec5n ra, c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc ho\u1eb7c c\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc. C\u1ee5 th\u1ec3 s\u1ebd t\u1ea1p ra dung d\u1ecbch m\u00e0u xanh FeCl2.<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 4:<\/strong> T\u00e1ch v\u00e0 l\u00e0m s\u1ea1ch s\u1ea3n ph\u1ea9m:\n<ul class=\"wp-block-list\">\n<li>T\u00e1ch dung d\u1ecbch ch\u1ee9a S\u1eaft II Clorua b\u1eb1ng c\u00e1ch l\u1ecdc ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch kh\u00e1c. Sau \u0111\u00f3 l\u00e0m s\u1ea1ch s\u1ea3n ph\u1ea9m \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t.<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 5:<\/strong> Ti\u1ebfn h\u00e0nh l\u01b0u tr\u1eef s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Dung-dich-FeCl2.jpg\" alt=\"Dung d\u1ecbch FeCl2 15%;\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" style=\"--smush-placeholder-width: 566px; --smush-placeholder-aspect-ratio: 566\/416;\" \/><\/figure>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_che_Sat_II_Clorua_bang_Fe_va_FeCl3_Sat_III_clorua\"><\/span><span class=\"ez-toc-section\" id=\"Dieu_che_Sat_II_Clorua_bang_Fe_va_FeCl3_Sat_III_clorua\"><\/span><strong>\u0110i\u1ec1u ch\u1ebf S\u1eaft II Clorua b\u1eb1ng Fe v\u00e0 FeCl3 (S\u1eaft III clorua):<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Application<\/strong>: D\u00f9ng \u0111\u1ec3 t\u00e1i ch\u1ebf FeCl\u2083 d\u01b0 th\u00e0nh FeCl\u2082.<\/li>\n<li><strong>C\u00e1c b\u01b0\u1edbc \u0111i\u1ec1u ch\u1ebf<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>B\u01b0\u1edbc 1:<\/strong> Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u Fe (r\u1eafn) v\u00e0 FeCl3 (dung d\u1ecbch)<\/li>\n<li><strong>B\u01b0\u1edbc 2:<\/strong> Th\u1ef1c hi\u1ec7n ph\u1ea3n \u1ee9ng.\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eb7t s\u1eaft v\u00e0o dung d\u1ecbch S\u1eaft (III) Clorua. Ph\u1ea3n \u1ee9ng s\u1ebd x\u1ea3y ra, t\u1ea1o ra S\u1eaft(II) Clorua.\n<ul class=\"wp-block-list\">\n<li>Fe + 2FeCl3 \u2192 2FeCl2 + Fe<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 3:<\/strong> Quan s\u00e1t ph\u1ea3n \u1ee9ng.\n<ul class=\"wp-block-list\">\n<li>Quan s\u00e1t ph\u1ea3n \u1ee9ng di\u1ec5n ra, c\u00f3 th\u1ec3 th\u1ea5y s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc ho\u1eb7c c\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc. C\u1ee5 th\u1ec3 t\u1ea1o ra dung d\u1ecbch m\u00e0u xanh ch\u1ee9a FeCl2 v\u00e0 s\u1eaft (II) chloride, \u0111\u1ed3ng th\u1eddi t\u00e1i t\u1ea1o s\u1eaft (III) th\u00e0nh s\u1eaft (II).<\/li>\n<\/ul>\n<\/li>\n<li><strong>B\u01b0\u1edbc 4:<\/strong> T\u00e1ch v\u00e0 l\u00e0m s\u1ea1ch s\u1ea3n ph\u1ea9m.<\/li>\n<li><strong>B\u01b0\u1edbc 5:<\/strong> L\u01b0u tr\u1eef s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bo_sung_phan_ung_FeCl2\"><\/span><span class=\"ez-toc-section\" id=\"Bo_sung_phan_ung_FeCl2\"><\/span>B\u1ed5 sung ph\u1ea3n \u1ee9ng FeCl2<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u1ea3n \u1ee9ng gi\u1eefa FeCl\u2082 v\u00e0 Na\u2082CO\u2083<\/strong>\n<ul class=\"wp-block-list\">\n<li>Khi <strong>FeCl\u2082 ph\u1ea3n \u1ee9ng v\u1edbi Na\u2082CO\u2083<\/strong>, s\u1ebd t\u1ea1o k\u1ebft t\u1ee7a <strong>FeCO\u2083<\/strong> kh\u00f4ng tan trong n\u01b0\u1edbc v\u00e0 <strong>NaCl<\/strong>:\n<ul class=\"wp-block-list\">\n<li>FeCl2+Na2CO3\u2192FeCO3\u2193+2NaCl<\/li>\n<\/ul>\n<\/li>\n<li><strong>Application<\/strong>: D\u00f9ng \u0111\u1ec3 k\u1ebft t\u1ee7a Fe\u00b2\u207a trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng tr\u1ef1c ti\u1ebfp gi\u1eefa Fe v\u00e0 Cl\u2082<\/strong>\n<ul class=\"wp-block-list\">\n<li>Fe+Cl2\u2192FeCl\u200b<\/li>\n<li><strong>\u0110i\u1ec1u ki\u1ec7n<\/strong>: Ph\u1ea3n \u1ee9ng di\u1ec5n ra \u1edf nhi\u1ec7t \u0111\u1ed9 cao trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng c\u00f3 oxy \u0111\u1ec3 tr\u00e1nh t\u1ea1o th\u00e0nh FeCl\u2083.<\/li>\n<li><strong>Application<\/strong>: \u0110i\u1ec1u ch\u1ebf FeCl\u2082 tinh khi\u1ebft trong c\u00f4ng nghi\u1ec7p.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng gi\u1eefa Ca v\u00e0 FeCl\u2082<\/strong>\n<ul class=\"wp-block-list\">\n<li>Ca+FeCl2\u2192CaCl2+Fe<\/li>\n<li><strong>Application<\/strong>: S\u1eed d\u1ee5ng Ca \u0111\u1ec3 kh\u1eed Fe\u00b2\u207a v\u1ec1 Fe kim lo\u1ea1i.<\/li>\n<\/ul>\n<\/li>\n<li>Ph\u1ea3n \u1ee9ng gi\u1eefa Cu v\u00e0 FeCl\u2082\n<ul class=\"wp-block-list\">\n<li>Cu+FeCl2\u200b\u2192CuCl2\u200b+Fe<\/li>\n<li><strong>Application<\/strong>: \u0110i\u1ec1u ch\u1ebf CuCl\u2082 t\u1eeb Cu v\u00e0 FeCl\u2082.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nhung_luu_y_khi_dieu_che_FeCl2\"><\/span><span class=\"ez-toc-section\" id=\"Nhung_luu_y_khi_dieu_che_FeCl2\"><\/span><strong>Nh\u1eefng l\u01b0u \u00fd khi \u0111i\u1ec1u ch\u1ebf FeCl2:<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\nKhi <strong>\u0111i\u1ec1u ch\u1ebf FeCl2 (S\u1eaft II Clorua)<\/strong> s\u1ebd c\u00f3 m\u1ed9t s\u1ed1 l\u01b0u \u00fd c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t v\u00e0 tu\u00e2n th\u1ee7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh di\u1ec5n ra an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3:\n<\/p>\n<ul class=\"wp-block-list\">\n<li>\u0110eo b\u1ea3o h\u1ed9 khi \u0111i\u1ec1u ch\u1ebf s\u1eaft II clorua nh\u01b0 g\u0103ng tay ho\u00e1 h\u1ecdc, k\u00ednh b\u1ea3o h\u1ed9, v\u00e0 \u00e1o b\u1ea3o h\u1ed9. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea3o v\u1ec7 da v\u00e0 m\u1eaft kh\u1ecfi ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi ho\u00e1 ch\u1ea5t.<\/li>\n<li>L\u01b0u \u00fd ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng ch\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u1ea3n \u1ee9ng. Vi\u1ec7c s\u1eed d\u1ee5ng l\u01b0\u1ee3ng ch\u1ea5t l\u1edbn h\u01a1n ho\u1eb7c \u00edt h\u01a1n so v\u1edbi y\u00eau c\u1ea7u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/li>\n<li>S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u00e0m s\u1ea1ch v\u00e0 tinh ch\u1ebf sau ph\u1ea3n \u1ee9ng \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t v\u00e0 ch\u1ea5t c\u1eb7n. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a S\u1eaft II Clorua.<\/li>\n<li>L\u01b0u \u00fd v\u1ec1 c\u00e1c quy t\u1eafc b\u1ea3o qu\u1ea3n v\u00e0 v\u1eadn chuy\u1ec3n FeCl2. N\u00ean l\u01b0u tr\u1eef \u1edf n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n kh\u00f4 r\u00e1o v\u00e0 tho\u00e1ng m\u00e1t \u0111\u1ec3 tr\u00e1nh h\u00fat \u1ea9m v\u00e0 oxi ho\u00e1.<\/li>\n<li>Theo d\u00f5i qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng v\u00e0 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh n\u1ebfu c\u1ea7n thi\u1ebft.<\/li>\n<li>Chu\u1ea9n b\u1ecb cho c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00f4ng mong mu\u1ed1n x\u1ea3y ra b\u1eb1ng c\u00e1ch l\u00ean k\u1ebf ho\u1ea1ch v\u00e0 trang thi\u1ebft b\u1ecb an to\u00e0n s\u1eb5n s\u00e0ng \u0111\u1ec3 x\u1eed l\u00fd s\u1ef1 c\u1ed1 n\u1ebfu c\u00f3.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ly_do_nen_chon_Hoa_Chat_Loc_Thien_la_noi_cung_cap_FeCl2\"><\/span><span class=\"ez-toc-section\" id=\"Ly_do_nen_chon_Hoa_Chat_Loc_Thien_la_noi_cung_cap_FeCl2\"><\/span><strong>L\u00fd do n\u00ean ch\u1ecdn Ho\u00e1 Ch\u1ea5t L\u1ed9c Thi\u00ean l\u00e0 n\u01a1i cung c\u1ea5p FeCl2:<\/strong><span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Ho\u00e1 Ch\u1ea5t L\u1ed9c Thi\u00ean<\/strong> kh\u00f4ng ch\u1ec9 cung c\u1ea5p FeCl2 m\u00e0 c\u00f2n l\u00e0 n\u01a1i uy t\u00edn \u0111\u1ec3 t\u00ecm <a href=\"https:\/\/hoachatlocthien.com\/en\/phen-sat-2-tong-quan-va-ung-dung-trong-cong-nghiep\/\">ph\u00e8n s\u1eaft 2<\/a> v\u00e0 nhi\u1ec1u h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p kh\u00e1c, \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 gi\u00e1 c\u1ea3 c\u1ea1nh tranh nh\u1ea5t tr\u00ean th\u1ecb tr\u01b0\u1eddng. Ho\u00e1 Ch\u1ea5t L\u1ed9c Thi\u00ean t\u1ef1 tin l\u00e0 \u0111\u01a1n v\u1ecb h\u00e0ng \u0111\u1ea7u cung c\u1ea5p ho\u00e1 ch\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao, uy t\u00edn v\u1edbi nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u n\u1ed5i ti\u1ebfng. Ch\u00fang t\u00f4i lu\u00f4n \u0111\u1ea3m b\u1ea3o trao \u0111\u1ebfn kh\u00e1ch h\u00e0ng nh\u1eefng s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng nh\u01b0ng v\u1ec1 gi\u00e1 th\u00e0nh l\u1ea1i lu\u00f4n \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o. <\/p>\n<p>H\u01a1n n\u1eefa, ch\u00fang t\u00f4i c\u00f3 kho l\u01b0u tr\u1eef r\u1ed9ng l\u1edbn lu\u00f4n s\u1eb5n kho \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng. S\u1ea3n ph\u1ea9m c\u00f3 quy c\u00e1ch \u0111\u00f3ng g\u00f3i \u0111a d\u1ea1ng, v\u1eadn chuy\u1ec3n h\u00e0ng ho\u00e1 an to\u00e0n trao tay kh\u00e1ch h\u00e0ng. \u0110\u1ebfn v\u1edbi L\u1ed9c Thi\u00ean, kh\u00e1ch h\u00e0ng kh\u00f4ng nh\u1eefng nh\u1eadn \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c ph\u1ee5c v\u1ee5 t\u1eadn t\u00ecnh b\u1edfi \u0111\u1ed9i ng\u0169 nh\u00e2n vi\u00ean c\u1ee7a ch\u00fang t\u00f4i. Kh\u00e1ch h\u00e0ng \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n \u0111\u1ec3 l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u00e0 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p m\u1ecdi th\u1eafc m\u1eafc k\u1ecbp th\u1eddi. <\/p>\n<p>\u0110\u1ec3 mua FeCl2, c\u00f9ng c\u00e1c ho\u00e1 ch\u1ea5t nh\u01b0: NaOH, HCl, Javen, PAC, &#8230; t\u1ea1i L\u1ed9c Thi\u00ean, qu\u00fd kh\u00e1ch ch\u1ec9 c\u1ea7n li\u00ean h\u1ec7 \u0111\u1ebfn hotline: <a href=\"tel:0979891929\">0979 89 19 29<\/a>. \u0110\u1ed9i ng\u0169 nh\u00e2n vi\u00ean ch\u00fang t\u00f4i s\u1ebd lu\u00f4n s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 qu\u00fd kh\u00e1ch v\u00e0 b\u00e1o gi\u00e1 nhanh nh\u1ea5t \u0111\u1ebfn kh\u00e1ch h\u00e0ng. <\/p>\n<div class=\"block-edit-link\" data-title=\"Edit Block: Li\u00ean h\u1ec7\"   data-backend=\"https:\/\/hoachatlocthien.com\/wp-admin\/post.php?post=440&#038;action=edit\" data-link=\"https:\/\/hoachatlocthien.com\/wp-admin\/post.php?post=2379&#038;action=edit&#038;classic-editor&#038;app=uxbuilder&#038;type=editor&#038;edit_post_id=440\"><\/div>\n<div class=\"row row-collapse row-full-width\"  id=\"row-1731761187\">\n<div id=\"col-342455808\" class=\"col medium-6 large-6\"  >\n<div class=\"col-inner\"  >\n<p><strong>LOC THIEN INVESTMENT AND DEVELOPMENT CO., LTD<\/strong><\/p>\n<ul>\n<li><strong>Address:\u00a0<\/strong>452\/6B Provincial Road 10, Binh Tri Dong Ward, Binh Tan District, Ho Chi Minh City<\/li>\n<li><strong>Phone:<\/strong> 028 6269 5669 &#8211; \u00a0028 6269 5662<\/li>\n<li><strong>Website<\/strong> <a href=\"https:\/\/hoachatlocthien.com\/en\/\" target=\"_blank\" rel=\"noopener\">hoachatlocthien.com<\/a><\/li>\n<li><strong>Fax:\u00a0<\/strong>028 6269 5662 &#8211;\u00a0<strong>Hotline<\/strong>: <a href=\"tel:0979891929\">0979 89 19 29<\/a><\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<div id=\"col-1124808294\" class=\"col medium-6 large-6\"  >\n<div class=\"col-inner\"  >\n<p><strong>Branches and warehouses<\/strong><\/p>\n<ul>\n<li><strong>Warehouse 1<\/strong>: \u1ea4p Ph\u01b0\u1edbc H\u01b0ng, X. M\u1ef9 Xu\u00e2n, H. T\u00e2n Th\u00e0nh, T. B\u00e0 R\u1ecba &#8211; V\u0169ng T\u00e0u<\/li>\n<li><strong>Warehouse 2<\/strong>Ph\u01b0\u1edbc Th\u00e1i, X. Ph\u01b0\u1edbc B\u00ecnh, H. Long Th\u00e0nh, T. \u0110\u1ed3ng Nai<\/li>\n<li><strong>Warehouse 3<\/strong>: Tan Dong Hiep B Industrial Park, Di An, Binh Duong. .<\/li>\n<li><strong>Warehouse 4<\/strong>Hoa Khanh Ward, Da Nang<\/li>\n<li><strong>Warehouse 5:<\/strong> KCN \u00d4 M\u00f4n, Ph\u01b0\u1edbc Th\u1edbi Ward, \u00d4 M\u00f4n District, C\u1ea7n Th\u01a1 City<\/li>\n<li><strong>Warehouse 6:<\/strong> KCN \u0110\u1ea1i \u0110\u1ed3ng &#8211; Ho\u00e0n S\u01a1n, X. Tri Ph\u01b0\u01a1ng, Ti\u00ean Du, B\u1eafc Ninh<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<\/div>\n<p><iframe style=\"border: 0;\" data-src=\"https:\/\/www.google.com\/maps\/embed?pb=!1m14!1m8!1m3!1d501722.0146604921!2d106.620075!3d10.757339!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x31752c2e56f3cff7%3A0x39eeb29d74c428f2!2zQ8O0bmcgdHkgSG_DoSBDaOG6pXQgTOG7mWMgVGhpw6pu!5e0!3m2!1svi!2sus!4v1697254383560!5m2!1svi!2sus\" width=\"100%\" height=\"500\" allowfullscreen=\"allowfullscreen\" title=\"L\u1ed9c Thi\u00ean Chemicals on Google Maps\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe><\/p>\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1740118964567\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_bi_phan_huy_hoac_bien_doi_trong_dieu_kien_moi_truong_nao\"><\/span><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_bi_phan_huy_hoac_bien_doi_trong_dieu_kien_moi_truong_nao\"><\/span>FeCl\u2082 c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y ho\u1eb7c bi\u1ebfn \u0111\u1ed5i trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n<p><strong>FeCl\u2082 c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh t\u01b0\u01a1ng \u0111\u1ed1i nh\u01b0ng r\u1ea5t d\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh FeCl\u2083 (S\u1eaft III Clorua) khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed \u1ea9m v\u00e0 oxy.<\/strong><br \/>+ Trong \u0111i\u1ec1u ki\u1ec7n <strong>m\u00f4i tr\u01b0\u1eddng \u1ea9m<\/strong>, FeCl\u2082 d\u1ec5 <strong>h\u1ea5p th\u1ee5 h\u01a1i n\u01b0\u1edbc<\/strong>, t\u1ea1o ra d\u1ea1ng <strong>ng\u1eadm n\u01b0\u1edbc FeCl\u2082\u00b74H\u2082O<\/strong> c\u00f3 m\u00e0u xanh l\u1ee5c nh\u1ea1t.<br \/>+ Khi \u0111\u1ec3 ngo\u00e0i kh\u00f4ng kh\u00ed l\u00e2u ng\u00e0y, <strong>FeCl\u2082 s\u1ebd ph\u1ea3n \u1ee9ng v\u1edbi oxy<\/strong>, chuy\u1ec3n th\u00e0nh <strong>FeCl\u2083 (c\u00f3 m\u00e0u v\u00e0ng n\u00e2u)<\/strong> theo ph\u1ea3n \u1ee9ng: <br \/>4FeCl2\u200b+O2\u200b+4HCl\u21924FeCl3\u200b+2H2\u200bO<br \/>+ \u1ede <strong>nhi\u1ec7t \u0111\u1ed9 cao (tr\u00ean 600\u00b0C)<\/strong>, FeCl\u2082 c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y, gi\u1ea3i ph\u00f3ng kh\u00ed Cl\u2082.<br \/><strong>\ud83d\udca1 Gi\u1ea3i ph\u00e1p<\/strong>: B\u1ea3o qu\u1ea3n FeCl\u2082 trong b\u00ecnh k\u00edn, \u1edf n\u01a1i kh\u00f4 r\u00e1o, tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed \u0111\u1ec3 h\u1ea1n ch\u1ebf qu\u00e1 tr\u00ecnh oxy h\u00f3a.<\/p>\n<\/div>\n<\/div>\n<div id=\"faq-question-1740119005163\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_phan_ung_voi_hop_chat_huu_co_khong\"><\/span><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_phan_ung_voi_hop_chat_huu_co_khong\"><\/span>FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n<p><strong>FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi m\u1ed9t s\u1ed1 h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c qu\u00e1 tr\u00ecnh x\u00fac t\u00e1c ho\u1eb7c t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t h\u1eefu c\u01a1.<\/strong><br \/>+ <strong>FeCl\u2082 l\u00e0 ch\u1ea5t x\u00fac t\u00e1c trong t\u1ed5ng h\u1ee3p h\u1eefu c\u01a1<\/strong>, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c ph\u1ea3n \u1ee9ng <strong>Friedel-Crafts<\/strong> \u0111\u1ec3 t\u1ed5ng h\u1ee3p c\u00e1c h\u1ee3p ch\u1ea5t th\u01a1m.<br \/>+ <strong>FeCl\u2082 c\u00f3 th\u1ec3 t\u1ea1o ph\u1ee9c v\u1edbi h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1<\/strong>, gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng h\u00f2a tan trong dung m\u00f4i h\u1eefu c\u01a1.<br \/>+ M\u1ed9t s\u1ed1 dung m\u00f4i h\u1eefu c\u01a1 nh\u01b0 <strong>acetone, ethanol, ether<\/strong> c\u00f3 th\u1ec3 h\u00f2a tan m\u1ed9t ph\u1ea7n FeCl\u2082, t\u1ea1o ra dung d\u1ecbch c\u00f3 t\u00ednh axit y\u1ebfu.<br \/><strong>\ud83d\udca1 \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/strong>: FeCl\u2082 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong <strong>t\u1ed5ng h\u1ee3p d\u01b0\u1ee3c ph\u1ea9m<\/strong>, <strong>s\u1ea3n xu\u1ea5t ch\u1ea5t m\u00e0u h\u1eefu c\u01a1<\/strong>, v\u00e0 m\u1ed9t s\u1ed1 qu\u00e1 tr\u00ecnh <strong>h\u00f3a h\u1ecdc xanh<\/strong> trong c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t.<\/p>\n<\/div>\n<\/div>\n<div id=\"faq-question-1740119025118\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_nguy_hiem_khi_tiep_xuc_voi_con_nguoi_va_moi_truong_khong\"><\/span><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_nguy_hiem_khi_tiep_xuc_voi_con_nguoi_va_moi_truong_khong\"><\/span>FeCl\u2082 c\u00f3 nguy hi\u1ec3m khi ti\u1ebfp x\u00fac v\u1edbi con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n<p><strong>FeCl\u2082 c\u00f3 m\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m trung b\u00ecnh nh\u01b0ng c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u00fang c\u00e1ch \u0111\u1ec3 tr\u00e1nh t\u00e1c h\u1ea1i \u0111\u1ed1i v\u1edbi con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/strong><br \/>+ <strong>\u0110\u1ed1i v\u1edbi con ng\u01b0\u1eddi<\/strong>:<br \/>   &#8211; Khi <strong>ti\u1ebfp x\u00fac v\u1edbi da<\/strong>, FeCl\u2082 c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng v\u00e0 \u0103n m\u00f2n nh\u1eb9, \u0111\u1eb7c bi\u1ec7t n\u1ebfu c\u00f3 \u0111\u1ed9 \u1ea9m cao.<br \/>   &#8211; Khi <strong>nu\u1ed1t ph\u1ea3i<\/strong>, FeCl\u2082 c\u00f3 th\u1ec3 g\u00e2y ng\u1ed9 \u0111\u1ed9c, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 ti\u00eau h\u00f3a do n\u00f3 c\u00f3 t\u00ednh axit.<br \/>   &#8211; H\u00edt ph\u1ea3i <strong>b\u1ee5i ho\u1eb7c h\u01a1i FeCl\u2082<\/strong> c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p.<br \/>+ <strong>\u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/strong>:<br \/>   &#8211; FeCl\u2082 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn <strong>h\u1ec7 sinh th\u00e1i n\u01b0\u1edbc<\/strong> n\u1ebfu x\u1ea3 th\u1ea3i kh\u00f4ng \u0111\u00fang c\u00e1ch, v\u00ec ion Fe\u00b2\u207a c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t oxy trong n\u01b0\u1edbc.<br \/>   &#8211; Khi ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1c trong m\u00f4i tr\u01b0\u1eddng, FeCl\u2082 c\u00f3 th\u1ec3 t\u1ea1o ra <strong>c\u00e1c ch\u1ea5t k\u1ebft t\u1ee7a kh\u00f4ng mong mu\u1ed1n<\/strong> l\u00e0m \u00f4 nhi\u1ec5m \u0111\u1ea5t v\u00e0 ngu\u1ed3n n\u01b0\u1edbc.<br \/><strong>\ud83d\udca1 Bi\u1ec7n ph\u00e1p an to\u00e0n<\/strong>:<br \/>+ <strong>Mang g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9<\/strong> khi l\u00e0m vi\u1ec7c v\u1edbi FeCl\u2082.<br \/>+ <strong>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ch\u1ee9a FeCl\u2082 \u0111\u00fang quy tr\u00ecnh<\/strong> tr\u01b0\u1edbc khi x\u1ea3 ra m\u00f4i tr\u01b0\u1eddng.<br \/>+ <strong>L\u01b0u tr\u1eef \u1edf n\u01a1i kh\u00f4 r\u00e1o, c\u00f3 ki\u1ec3m so\u00e1t<\/strong>, tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi th\u1ef1c ph\u1ea9m ho\u1eb7c ngu\u1ed3n n\u01b0\u1edbc sinh ho\u1ea1t.<\/p>\n<\/div>\n<\/div>\n<div id=\"faq-question-1740119119603\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"Tai_sao_FeCl%E2%82%82_duoc_su_dung_trong_xu_ly_nuoc_thai_thay_vi_FeCl%E2%82%83\"><\/span><span class=\"ez-toc-section\" id=\"Tai_sao_FeCl%E2%82%82_duoc_su_dung_trong_xu_ly_nuoc_thai_thay_vi_FeCl%E2%82%83\"><\/span>T\u1ea1i sao FeCl\u2082 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i thay v\u00ec FeCl\u2083?<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n<p><strong>C\u1ea3 FeCl\u2082 v\u00e0 FeCl\u2083 \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, nh\u01b0ng m\u1ed7i lo\u1ea1i c\u00f3 \u01b0u \u0111i\u1ec3m ri\u00eang t\u00f9y v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.<\/strong><br \/>+ <strong>FeCl\u2082 (S\u1eaft II Clorua)<\/strong>:<br \/>   &#8211; Ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong m\u00f4i tr\u01b0\u1eddng <strong>pH trung t\u00ednh ho\u1eb7c h\u01a1i ki\u1ec1m<\/strong>.<br \/>   &#8211; C\u00f3 kh\u1ea3 n\u0103ng <strong>kh\u1eed oxy h\u00f3a<\/strong> m\u1ea1nh, gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c kim lo\u1ea1i n\u1eb7ng nh\u01b0 <strong>Cr\u2076\u207a (Cr\u00f4m h\u00f3a tr\u1ecb 6), As\u00b3\u207a (Asen)<\/strong>.<br \/>   &#8211; \u00cdt g\u00e2y <strong>t\u0103ng \u0111\u1ed9 axit c\u1ee7a n\u01b0\u1edbc<\/strong>, gi\u00fap duy tr\u00ec pH \u1ed5n \u0111\u1ecbnh h\u01a1n trong h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc.<br \/>+ <strong>FeCl\u2083 (S\u1eaft III Clorua)<\/strong>:<br \/>   &#8211; Ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n trong <strong>m\u00f4i tr\u01b0\u1eddng pH th\u1ea5p<\/strong>.<br \/>   &#8211; T\u1ea1o ra nhi\u1ec1u b\u00f4ng k\u1ebft t\u1ee7a l\u1edbn, gi\u00fap <strong>l\u1eafng \u0111\u1ecdng ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng nhanh h\u01a1n<\/strong>.<br \/>   &#8211; Tuy nhi\u00ean, FeCl\u2083 c\u00f3 t\u00ednh axit m\u1ea1nh h\u01a1n, d\u1ec5 l\u00e0m gi\u1ea3m pH c\u1ee7a n\u01b0\u1edbc, c\u00f3 th\u1ec3 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh b\u1eb1ng <strong>v\u00f4i ho\u1eb7c NaOH<\/strong>.<br \/><strong>\ud83d\udca1 \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/strong>:<br \/>+ <strong>FeCl\u2082 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p<\/strong> c\u00f3 kim lo\u1ea1i n\u1eb7ng.<br \/>+ <strong>FeCl\u2083 ph\u1ed5 bi\u1ebfn h\u01a1n trong c\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc sinh ho\u1ea1t<\/strong> \u0111\u1ec3 l\u00e0m s\u1ea1ch n\u01b0\u1edbc nhanh ch\u00f3ng.<\/p>\n<\/div>\n<\/div>\n<div id=\"faq-question-1740119208461\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_tai_che_tu_cac_nguon_nao_de_tiet_kiem_chi_phi_san_xuat\"><\/span><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_tai_che_tu_cac_nguon_nao_de_tiet_kiem_chi_phi_san_xuat\"><\/span>FeCl\u2082 c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf t\u1eeb c\u00e1c ngu\u1ed3n n\u00e0o \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed s\u1ea3n xu\u1ea5t?<span class=\"ez-toc-section-end\"><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n<p><strong>FeCl\u2082 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau \u0111\u1ec3 gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t v\u00e0 t\u1eadn d\u1ee5ng ph\u1ebf li\u1ec7u c\u00f4ng nghi\u1ec7p.<\/strong><br \/>+ <strong>T\u1eeb qu\u00e1 tr\u00ecnh x\u1eed l\u00fd th\u00e9p v\u00e0 gang<\/strong>:<br \/>    &#8211; Ph\u1ebf li\u1ec7u <strong>s\u1eaft th\u00e9p ph\u1ebf th\u1ea3i<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u00f2a tan b\u1eb1ng HCl \u0111\u1ec3 t\u1ea1o FeCl\u2082.<br \/>+ <strong>T\u1eeb qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf FeCl\u2083<\/strong>:<br \/>    &#8211; FeCl\u2083 d\u01b0 th\u1eeba t\u1eeb c\u00e1c qu\u00e1 tr\u00ecnh c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c kh\u1eed v\u1ec1 FeCl\u2082 b\u1eb1ng ph\u1ea3n \u1ee9ng v\u1edbi kim lo\u1ea1i s\u1eaft:  <br \/>2FeCl3\u200b+Fe\u21923FeCl2\u200b<br \/>+ <strong>T\u1eeb b\u00f9n th\u1ea3i c\u00f4ng nghi\u1ec7p ch\u1ee9a Fe<\/strong>:<br \/>    &#8211; M\u1ed9t s\u1ed1 lo\u1ea1i <strong>b\u00f9n th\u1ea3i c\u00f4ng nghi\u1ec7p c\u00f3 ch\u1ee9a Fe\u00b2\u207a<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u1ec3 thu h\u1ed3i FeCl\u2082.<br \/><strong>\ud83d\udca1 L\u1ee3i \u00edch t\u00e1i ch\u1ebf FeCl\u2082<\/strong>:<br \/>+ <strong>Gi\u1ea3m chi ph\u00ed nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o<\/strong> cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t.<br \/>+ <strong>Gi\u1ea3m \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng<\/strong> b\u1eb1ng c\u00e1ch t\u00e1i s\u1eed d\u1ee5ng ph\u1ebf li\u1ec7u thay v\u00ec x\u1ea3 th\u1ea3i.<br \/>+ <strong>T\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean hi\u1ec7u qu\u1ea3 h\u01a1n<\/strong>, \u0111\u1eb7c bi\u1ec7t trong ng\u00e0nh th\u00e9p v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"%F0%9F%93%8C_Xem_Them_Ve_FeCl2\"><\/span>\ud83d\udccc Xem Th\u00eam V\u1ec1 FeCl2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\ud83d\udd2c <a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-fenton-huong-dan\/\" rel=\"noopener\">FeCl2 trong ph\u1ea3n \u1ee9ng Fenton \u2014 H\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i AOP<\/a><\/li>\n<li>\u2699\ufe0f <a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-xi-ma-khu-cr6\/\" rel=\"noopener\">FeCl2 kh\u1eed Cr6+ trong xi m\u1ea1 \u2014 Quy tr\u00ecnh 2 giai \u0111o\u1ea1n<\/a><\/li>\n<li>\u2696\ufe0f <a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-vs-feso4-vs-pac\/\" rel=\"noopener\">So s\u00e1nh FeCl2, FeSO4 v\u00e0 PAC \u2014 Ch\u1ecdn \u0111\u00fang h\u00f3a ch\u1ea5t keo t\u1ee5<\/a><\/li>\n<li>\ud83c\udfed <a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-fecl3-sat-clorua\/\" rel=\"noopener\">FeCl2 v\u00e0 FeCl3: S\u1eaft clorua trong c\u00f4ng nghi\u1ec7p<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>S\u1eaft II Clorua (FeCl\u2082) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc quen thu\u1ed9c, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, ng\u00e0nh d\u1ec7t nhu\u1ed9m, xi m\u1ea1 kim lo\u1ea1i, s\u1ea3n xu\u1ea5t gi\u1ea5y v\u00e0 t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p. FeCl\u2082 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd n\u01b0\u1edbc, gi\u00fap [&#8230;]\n","protected":false},"author":1,"featured_media":2383,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-2379","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/2379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/comments?post=2379"}],"version-history":[{"count":6,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/2379\/revisions"}],"predecessor-version":[{"id":9143,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/2379\/revisions\/9143"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/media\/2383"}],"wp:attachment":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/media?parent=2379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/categories?post=2379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/tags?post=2379"}],"curies":[{"name":"WordPress","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}