{"id":1947,"date":"2023-12-23T14:42:44","date_gmt":"2023-12-23T07:42:44","guid":{"rendered":"https:\/\/hoachatlocthien.com\/?p=1947"},"modified":"2025-02-21T15:05:18","modified_gmt":"2025-02-21T08:05:18","slug":"muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap","title":{"rendered":"Mu\u1ed1i s\u1eaft II Clorua (FeCl2) l\u00e0 g\u00ec? M\u00e0u s\u1eafc, \u1ee9ng d\u1ee5ng v\u00e0 nh\u00e0 cung c\u1ea5p uy t\u00edn"},"content":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm hi\u1ec3u v\u1ec1 <strong data-start=\"576\" data-end=\"602\">FeCl\u2082 (S\u1eaft(II) Clorua)<\/strong> \u2013 m\u1ed9t h\u1ee3p ch\u1ea5t quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 <strong data-start=\"663\" data-end=\"712\">x\u1eed l\u00fd n\u01b0\u1edbc, in \u1ea5n, d\u1ec7t may, s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t<\/strong>, th\u00ec b\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n gi\u1ea3i \u0111\u00e1p chi ti\u1ebft.<br data-start=\"761\" data-end=\"764\">C\u00f9ng <strong data-start=\"771\" data-end=\"793\">H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean<\/strong> kh\u00e1m ph\u00e1 m\u00e0u s\u1eafc, t\u00ednh ch\u1ea5t, c\u00e1ch \u0111i\u1ec1u ch\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a <strong data-start=\"853\" data-end=\"862\">FeCl\u2082<\/strong> ngay d\u01b0\u1edbi \u0111\u00e2y!\n<\/p><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<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><ul class='ez-toc-list ez-toc-list-level-1' ><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#FeCl2_la_gi_co_mau_ra_sao\" title=\"FeCl2 l\u00e0 g\u00ec, c\u00f3 m\u00e0u ra sao?\">FeCl2 l\u00e0 g\u00ec, c\u00f3 m\u00e0u ra sao?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Ngoai_quan\" title=\"Ngo\u1ea1i quan\">Ngo\u1ea1i quan<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Tinh_chat_vat_ly\" title=\"T\u00ednh ch\u1ea5t v\u1eadt l\u00fd\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Tinh_chat_hoa_hoc\" title=\"Chemical properties\">Chemical properties<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Cach_dieu_che_Muoi_sat_II_clorua_long\" title=\"C\u00e1ch \u0111i\u1ec1u ch\u1ebf Mu\u1ed1i s\u1eaft II clorua l\u1ecfng\">C\u00e1ch \u0111i\u1ec1u ch\u1ebf Mu\u1ed1i s\u1eaft II clorua l\u1ecfng<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Cac_ung_dung_cua_muoi_sat_II_clorua\" title=\"C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a mu\u1ed1i s\u1eaft II clorua\">C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a mu\u1ed1i s\u1eaft II clorua<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Nha_cung_cap_FeCl2_uy_tin\" title=\"Nh\u00e0 cung c\u1ea5p FeCl2 uy t\u00edn\">Nh\u00e0 cung c\u1ea5p FeCl2 uy t\u00edn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#Tai_sao_FeCl%E2%82%82_de_bi_oxy_hoa_va_lam_the_nao_de_bao_quan_tranh_bi_doi_mau\" title=\"T\u1ea1i sao FeCl\u2082 d\u1ec5 b\u1ecb oxy h\u00f3a v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3o qu\u1ea3n tr\u00e1nh b\u1ecb \u0111\u1ed5i m\u00e0u?\">T\u1ea1i sao FeCl\u2082 d\u1ec5 b\u1ecb oxy h\u00f3a v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3o qu\u1ea3n tr\u00e1nh b\u1ecb \u0111\u1ed5i m\u00e0u?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/hoachatlocthien.com\/en\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#FeCl%E2%82%82_co_the_thay_the_FeCl%E2%82%83_trong_xu_ly_nuoc_thai_khong\" title=\"FeCl\u2082 c\u00f3 th\u1ec3 thay th\u1ebf FeCl\u2083 trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i kh\u00f4ng?\">FeCl\u2082 c\u00f3 th\u1ec3 thay th\u1ebf FeCl\u2083 trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i kh\u00f4ng?<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#FeCl%E2%82%82_co_doc_khong_va_can_luu_y_gi_khi_su_dung\" title=\"FeCl\u2082 c\u00f3 \u0111\u1ed9c kh\u00f4ng v\u00e0 c\u1ea7n l\u01b0u \u00fd g\u00ec khi s\u1eed d\u1ee5ng?\">FeCl\u2082 c\u00f3 \u0111\u1ed9c kh\u00f4ng v\u00e0 c\u1ea7n l\u01b0u \u00fd g\u00ec khi s\u1eed d\u1ee5ng?<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#FeCl%E2%82%82_co_the_phan_ung_voi_nhung_hoa_chat_nao_va_can_tranh_tiep_xuc_voi_gi\" title=\"FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi nh\u1eefng h\u00f3a ch\u1ea5t n\u00e0o v\u00e0 c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi g\u00ec?\">FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi nh\u1eefng h\u00f3a ch\u1ea5t n\u00e0o v\u00e0 c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi g\u00ec?<\/a><\/li><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\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/#FeCl%E2%82%82_co_anh_huong_den_moi_truong_khong_Co_gay_o_nhiem_nguon_nuoc_khong\" title=\"FeCl\u2082 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng kh\u00f4ng? C\u00f3 g\u00e2y \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc kh\u00f4ng?\">FeCl\u2082 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng kh\u00f4ng? C\u00f3 g\u00e2y \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FeCl2_la_gi_co_mau_ra_sao\"><\/span><strong>FeCl2 l\u00e0 g\u00ec, c\u00f3 m\u00e0u ra sao?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ngoai_quan\"><\/span>Ngo\u1ea1i quan<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\nMu\u1ed1i s\u1eaft II clorua c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc g\u1ed3m m\u1ed9t nguy\u00ean t\u1ed1 s\u1eaft h\u00f3a tr\u1ecb 2 v\u00e0 2 nguy\u00ean t\u1ed1 Chlor \u0111i k\u00e8m. N\u1ebfu b\u1ea1n th\u1eafc m\u1eafc th\u00eam <strong><a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-la-gi-ung-dung-noi-bat-cua-fecl2\/\" target=\"_new\" rel=\"noopener\">FeCl2 l\u00e0 ch\u1ea5t g\u00ec<\/a><\/strong>, \u0111\u00e2y l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng h\u1eefu \u00edch trong c\u1ea3 c\u00f4ng nghi\u1ec7p v\u00e0 th\u00ed nghi\u1ec7m h\u00f3a h\u1ecdc.\n\n<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"1000\" height=\"628\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-5.jpg\" alt=\"\" class=\"wp-image-1952 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-5.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-5-500x314.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/628;\" \/><\/figure><\/div><p>\n\nFeCl2 t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng l\u1ecfng hay d\u1ea1ng r\u1eafn khan \u0111\u1ec1u \u0111\u01b0\u1ee3c. \u0110\u00e2y c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng <strong><a href=\"https:\/\/hoachatlocthien.com\/en\/sat-clorua-fecl2-fecl3\/\" target=\"_new\" rel=\"noopener\">mu\u1ed1i s\u1eaft clorua<\/a><\/strong> ph\u1ed5 bi\u1ebfn, v\u1edbi nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau nh\u01b0 FeCl3, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p.\n<\/p><ul class=\"wp-block-list\"><li><strong data-start=\"2628\" data-end=\"2645\">T\u00ean g\u1ecdi kh\u00e1c:<\/strong> FeCl\u2082 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong data-start=\"2668\" data-end=\"2717\">S\u1eaft(II) Clorua, mu\u1ed1i s\u1eaft II, ferrous chloride<\/strong>.<\/li>\n\n<li><strong data-start=\"2725\" data-end=\"2747\">C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc:<\/strong> <strong data-start=\"2748\" data-end=\"2757\">FeCl\u2082<\/strong><\/li>\n\n<li><strong data-start=\"2764\" data-end=\"2778\">T\u00ednh ch\u1ea5t:<\/strong><ul class=\"wp-block-list\"><li><strong data-start=\"2787\" data-end=\"2802\">Tr\u1ea1ng th\u00e1i:<\/strong> T\u1ed3n t\u1ea1i \u1edf d\u1ea1ng <strong data-start=\"2818\" data-end=\"2850\">r\u1eafn khan ho\u1eb7c dung d\u1ecbch l\u1ecfng<\/strong>.<\/li>\n\n<li><strong data-start=\"2860\" data-end=\"2873\">T\u00ednh tan:<\/strong> Tan ho\u00e0n to\u00e0n trong n\u01b0\u1edbc, t\u1ea1o dung d\u1ecbch <strong data-start=\"2914\" data-end=\"2935\">m\u00e0u xanh l\u1ee5c nh\u1ea1t<\/strong>.<\/li>\n\n<li><strong data-start=\"2945\" data-end=\"2959\">T\u00ednh axit:<\/strong> C\u00f3 t\u00ednh axit nh\u1eb9 do th\u1ee7y ph\u00e2n t\u1ea1o ra ion H\u207a trong dung d\u1ecbch.<\/li>\n\n<li><strong data-start=\"3029\" data-end=\"3052\">T\u00ednh oxy h\u00f3a &#8211; kh\u1eed:<\/strong> D\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh <strong data-start=\"3073\" data-end=\"3099\">FeCl\u2083 (s\u1eaft III clorua)<\/strong> khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed.<\/li><\/ul><\/li><\/ul><p>\n\u0110\u1ec3 tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi FeCl\u2082 c\u00f3 m\u00e0u g\u00ec? Dung d\u1ecbch FeCl\u2082 m\u00e0u g\u00ec? ta c\u1ea7n s\u00e9t v\u1ec1 tr\u1ea1ng th\u00e1i c\u1ee7a h\u00f3a ch\u1ea5t\n<\/p><ul class=\"wp-block-list\"><li><strong data-start=\"1540\" data-end=\"1569\">FeCl\u2082 \u1edf tr\u1ea1ng th\u00e1i r\u1eafn:<\/strong><ul class=\"wp-block-list\"><li>\u1ede d\u1ea1ng khan, FeCl\u2082 th\u01b0\u1eddng c\u00f3 m\u00e0u tr\u1eafng ho\u1eb7c xanh l\u1ee5c nh\u1ea1t.<\/li>\n\n<li>N\u1ebfu ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed, FeCl\u2082 c\u00f3 th\u1ec3 b\u1ecb oxy h\u00f3a m\u1ed9t ph\u1ea7n v\u00e0 chuy\u1ec3n sang m\u00e0u x\u00e1m ho\u1eb7c xanh lam nh\u1ea1t.<\/li><\/ul><\/li>\n\n<li><strong data-start=\"1765\" data-end=\"1793\">FeCl\u2082 trong dung d\u1ecbch:<\/strong><ul class=\"wp-block-list\"><li>Dung d\u1ecbch FeCl\u2082 trong n\u01b0\u1edbc c\u00f3 m\u00e0u xanh l\u1ee5c nh\u1ea1t.<\/li>\n\n<li>Khi \u0111\u1ec3 l\u00e2u ngo\u00e0i kh\u00f4ng kh\u00ed, Fe\u00b2\u207a b\u1ecb oxy h\u00f3a th\u00e0nh Fe\u00b3\u207a, khi\u1ebfn dung d\u1ecbch chuy\u1ec3n th\u00e0nh m\u00e0u v\u00e0ng n\u00e2u.<\/li><\/ul><\/li><\/ul><p><strong data-start=\"3436\" data-end=\"3485\">FeCl\u2082 c\u00f3 k\u1ebft t\u1ee7a kh\u00f4ng? FeCl\u2082 k\u1ebft t\u1ee7a m\u00e0u g\u00ec?<\/strong><\/p><ul class=\"wp-block-list\"><li>FeCl\u2082 tan t\u1ed1t trong n\u01b0\u1edbc, nh\u01b0ng khi ph\u1ea3n \u1ee9ng v\u1edbi NaOH s\u1ebd t\u1ea1o k\u1ebft t\u1ee7a Fe(OH)\u2082 m\u00e0u tr\u1eafng xanh.<\/li>\n\n<li>Ph\u01b0\u01a1ng tr\u00ecnh ph\u1ea3n \u1ee9ng: <span class=\"base\"><span class=\"mord mathnormal\">F<\/span><span class=\"mord mathnormal\">e<\/span><span class=\"mord mathnormal\">C<\/span><span class=\"mord\"><span class=\"mord mathnormal\">l<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">2<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><span class=\"mbin\">+<\/span><\/span><span class=\"base\"><span class=\"mord\">2<\/span><span class=\"mord mathnormal\">N<\/span><span class=\"mord mathnormal\">a<\/span><span class=\"mord mathnormal\">O<\/span><span class=\"mord mathnormal\">H<\/span><span class=\"mrel\">\u2192<\/span><\/span><span class=\"base\"><span class=\"mord mathnormal\">F<\/span><span class=\"mord mathnormal\">e<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">O<\/span><span class=\"mord mathnormal\">H<\/span><span class=\"mclose\">)<span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">2<\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><\/span><\/span><\/span><span class=\"mrel\">\u2193<\/span><\/span><span class=\"base\"><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mord mathnormal\">r<\/span><span class=\"mord accent\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"mord mathnormal\">a<\/span><span class=\"accent-body\"><span class=\"mord\">\u02d8<\/span><\/span><span class=\"accent-body\"><span class=\"mord\">\u02ca<\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mord mathnormal\">gx<\/span><span class=\"mord mathnormal\">anh<\/span><span class=\"mclose\">)<\/span><span class=\"mbin\">+<\/span><\/span><span class=\"base\"><span class=\"mord\">2<\/span><span class=\"mord mathnormal\">N<\/span><span class=\"mord mathnormal\">a<\/span><span class=\"mord mathnormal\">Cl<\/span><\/span><\/li>\n\n<li>L\u01b0u \u00fd: K\u1ebft t\u1ee7a Fe(OH)\u2082 \u0111\u1ec3 ngo\u00e0i kh\u00f4ng kh\u00ed s\u1ebd b\u1ecb oxy h\u00f3a th\u00e0nh Fe(OH)\u2083 c\u00f3 m\u00e0u n\u00e2u \u0111\u1ecf.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tinh_chat_vat_ly\"><\/span>T\u00ednh ch\u1ea5t v\u1eadt l\u00fd<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>\u0110i\u1ec3m n\u00f3ng ch\u1ea3y: Kho\u1ea3ng 677\u00b0C (1250\u00b0F).<\/li>\n\n<li>T\u00ednh tan: FeCl2 tan trong n\u01b0\u1edbc, t\u1ea1o th\u00e0nh dung d\u1ecbch m\u00e0u xanh l\u1ee5c.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tinh_chat_hoa_hoc\"><\/span>Chemical properties<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>FeCl2<\/strong> l\u00e0 m\u1ed9t mu\u1ed1i c\u1ee7a s\u1eaft (Fe) v\u00e0 ion clo (Cl-). C\u00f3 kh\u1ea3 n\u0103ng oxi h\u00f3a v\u00e0 d\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh FeCl3 (clorua s\u1eaft(III)) trong \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p.<\/li>\n\n<li>Ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 tham gia v\u00e0o nhi\u1ec1u ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc \u0111\u1ec3 t\u1ea1o ra c\u00e1c h\u1ee3p ch\u1ea5t s\u1eaft kh\u00e1c c\u0169ng nh\u01b0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1c nh\u01b0 axit HCl \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ea3n \u1ee9ng.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_dieu_che_Muoi_sat_II_clorua_long\"><\/span><strong>C\u00e1ch \u0111i\u1ec1u ch\u1ebf Mu\u1ed1i s\u1eaft II clorua l\u1ecfng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"1000\" height=\"628\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-1.jpg\" alt=\"Mu\u1ed1i S\u1eaft II Clorua l\u00e0 g\u00ec? M\u00e0u s\u1eafc, \u1ee9ng d\u1ee5ng v\u00e0 nh\u00e0 cung c\u1ea5p\" class=\"wp-image-1950 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-1.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-1-500x314.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/628;\" \/><\/figure><\/div><p>\n\nFeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf b\u1eb1ng c\u00e1ch h\u00f2a clorua s\u1eaft(II) r\u1eafn v\u00e0o n\u01b0\u1edbc. Sau \u0111\u00e2y l\u00e0 quy tr\u00ecnh \u0111i\u1ec1u ch\u1ebf chi ti\u1ebft:\n<\/p><ol class=\"wp-block-list\"><li><strong>Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u v\u00e0 trang thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft<\/strong><ul class=\"wp-block-list\"><li>Clorua s\u1eaft(II) r\u1eafn.<\/li>\n\n<li>N\u01b0\u1edbc tinh khi\u1ebft (H2O).<\/li>\n\n<li>B\u00ecnh \u0111\u1ef1ng, n\u1eafp \u0111\u1eady.<\/li>\n\n<li>B\u1ebfp \u0111i\u1ec7n ho\u1eb7c b\u1ebfp ga.<\/li>\n\n<li>Nhi\u1ec7t k\u1ebf.<\/li>\n\n<li>B\u1ed9 ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9.<\/li><\/ul><\/li>\n\n<li><strong>Tr\u1ed9n Mu\u1ed1i s\u1eaft II clorua r\u1eafn v\u1edbi n\u01b0\u1edbc<\/strong><ul class=\"wp-block-list\"><li>Cho clorua s\u1eaft(II) r\u1eafn v\u00e0o b\u00ecnh \u0111\u1ef1ng v\u00e0 th\u00eam t\u1eeb t\u1eeb n\u01b0\u1edbc tinh khi\u1ebft v\u00e0o b\u00ecnh. Khi tr\u1ed9n, nhi\u1ec7t \u0111\u1ed9 s\u1ebd t\u0103ng v\u00e0 clorua s\u1eaft(II) s\u1ebd h\u00f2a tan d\u1ea7n v\u00e0o n\u01b0\u1edbc.<\/li><\/ul><\/li>\n\n<li><strong>Ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9<\/strong><ul class=\"wp-block-list\"><li>S\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf \u0111\u1ec3 theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a h\u1ed7n h\u1ee3p. B\u1ea1n c\u1ea7n duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 tr\u00ean 70\u00b0C (158\u00b0F) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o clorua s\u1eaft(II) tan ho\u00e0n to\u00e0n trong n\u01b0\u1edbc.<\/li><\/ul><\/li>\n\n<li><strong>L\u1ecdc <\/strong><ul class=\"wp-block-list\"><li>N\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 t\u1ea1p ch\u1ea5t n\u00e0o xu\u1ea5t hi\u1ec7n, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t mi\u1ebfng gi\u1ea5y l\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u00fang.<\/li><\/ul><\/li>\n\n<li><strong>L\u00e0m ngu\u1ed9i v\u00e0 thu th\u1eadp FeCl2(l)<\/strong><ul class=\"wp-block-list\"><li>Cho dung d\u1ecbch FeCl2 v\u1eeba tan \u0111\u01b0\u1ee3c ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng v\u00e0 thu th\u1eadp dung d\u1ecbch clorua s\u1eaft(II) l\u1ecfng \u0111\u00e3 \u0111i\u1ec1u ch\u1ebf v\u00e0o m\u1ed9t h\u0169 c\u00f3 n\u1eafp k\u00edn \u0111\u1ec3 l\u01b0u tr\u1eef ho\u1eb7c s\u1eed d\u1ee5ng.<\/li><\/ul><\/li><\/ol><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cac_ung_dung_cua_muoi_sat_II_clorua\"><\/span><strong>C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a mu\u1ed1i s\u1eaft II clorua<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"1000\" height=\"628\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua.jpg\" alt=\"muoi-sat-2-clorua-loc-thien\" class=\"wp-image-1951 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-500x314.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/628;\" \/><\/figure><\/div><p>\n\n\u0110\u01b0\u1ee3c bi\u1ebft nhi\u1ec1u nh\u1ea5t qua kh\u1ea3 n\u0103ng x\u1eed l\u00fd n\u01b0\u1edbc, do <strong>FeCl2<\/strong> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t flocculant k\u1ebft t\u1ee5 c\u00e1c h\u1ea1t l\u01a1 l\u1eedng v\u00e0 c\u00e1c kim lo\u1ea1i n\u1eb7ng \u0111\u1ec3 t\u1ea1o th\u00e0nh b\u00f9n t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i lo\u1ea1i b\u1ecf trong x\u1eed l\u00fd n\u01b0\u1edbc. <strong><a href=\"https:\/\/hoachatlocthien.com\/en\/fecl2-sat-ii-clorua\/\" target=\"_new\" rel=\"noopener\">FeCl2<\/a><\/strong> c\u00f2n c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t kh\u00e1c v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p quan tr\u1ecdng.\n\nMu\u1ed1i n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u00e0nh ph\u1ea7n trong s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m h\u00f3a h\u1ecdc kh\u00e1c nhau, bao g\u1ed3m thu\u1ed1c nhu\u1ed9m, ch\u1ea5t t\u1ea1o m\u00e0u, v\u00e0 ch\u1ea5t t\u1ea1o m\u00f9i.\n\nTrong c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u00e0 qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t,Clorua s\u1eaft(II) v\u00ec c\u00f3 t\u00ednh kh\u1eed m\u1ea1nh n\u00ean c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 kh\u1eed c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1c\n\nMu\u1ed1i FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m th\u00e0nh ph\u1ea7n trong m\u1ef1c in v\u00ec kh\u1ea3 n\u0103ng t\u1ea1o m\u00e0u c\u1ee7a n\u00f3. \u0110\u00e2y l\u00e0 l\u00fd do m\u00e0 FeCl2 v\u00e0 c\u00e1c lo\u1ea1i mu\u1ed1i s\u1eaft clorua kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong ng\u00e0nh in \u1ea5n v\u00e0 ch\u1ebf t\u1ea1o m\u1ef1c.\n<\/p><div class=\"wp-block-image wp-image-1949\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"1000\" height=\"628\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-2.jpg\" alt=\"muoi-sat-2-clorua-loc-thien\" class=\"wp-image-1949 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-2.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/Muoi-Sat-II-Clorua-2-500x314.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/628;\" \/><figcaption class=\"wp-element-caption\">Ph\u00e8n s\u1eaft 2 trong th\u00ed nghi\u1ec7m<\/figcaption><\/figure><\/div><p><strong>FeCl2<\/strong> c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 nghi\u00ean c\u1ee9u h\u00f3a h\u1ecdc cho nhi\u1ec1u m\u1ee5c \u0111\u00edch ph\u00e2n t\u00edch.\n<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nha_cung_cap_FeCl2_uy_tin\"><\/span><strong>Nh\u00e0 cung c\u1ea5p FeCl2 uy t\u00edn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm FeCl\u2082 ch\u1ea5t l\u01b0\u1ee3ng cao, h\u00e3y li\u00ean h\u1ec7 H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean \u2013 nh\u00e0 cung c\u1ea5p h\u00f3a ch\u1ea5t uy t\u00edn v\u1edbi gi\u00e1 c\u1ea3 h\u1ee3p l\u00fd.<\/li>\n\n<li><strong data-start=\"4456\" data-end=\"4468\">Cam k\u1ebft:<\/strong><ul class=\"wp-block-list\"><li>S\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng, c\u00f3 \u0111\u1ea7y \u0111\u1ee7 MSDS, COA.<\/li>\n\n<li>H\u1ec7 th\u1ed1ng kho b\u00e3i to\u00e0n qu\u1ed1c, \u0111\u1ea3m b\u1ea3o giao h\u00e0ng nhanh.<\/li>\n\n<li>T\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt mi\u1ec5n ph\u00ed b\u1edfi \u0111\u1ed9i ng\u0169 chuy\u00ean gia h\u00f3a ch\u1ea5t.<\/li><\/ul><\/li>\n\n<li>\ud83d\udcde <strong data-start=\"4671\" data-end=\"4688\">Contact us now:<\/strong> <a href=\"tel:0979891929\"><strong data-start=\"4689\" data-end=\"4705\">0979 89 1929<\/strong><\/a> \u0111\u1ec3 nh\u1eadn b\u00e1o gi\u00e1.<\/li><\/ul><p>\nCh\u00fang t\u00f4i kh\u00f4ng ch\u1ec9 cung c\u1ea5p <strong>FeCl2<\/strong> m\u00e0 c\u00f2n cung c\u1ea5p \u0111a d\u1ea1ng c\u00e1c h\u00f3a ch\u1ea5t th\u00ed nghi\u1ec7m v\u00e0 c\u00f4ng nghi\u1ec7p kh\u00e1c v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 gi\u00e1 c\u1ea3 h\u1ee3p l\u00fd.\n\n\u0110\u1ed9i ng\u0169 chuy\u00ean nghi\u1ec7p c\u1ee7a L\u1ed9c Thi\u00ean s\u1eb5n s\u00e0ng gi\u1ea3i \u0111\u00e1p m\u1ecdi th\u1eafc m\u1eafc li\u00ean quan \u0111\u1ebfn Mu\u1ed1i s\u1eaft II Clorua c\u0169ng nh\u01b0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 b\u00e1o gi\u00e1, quy tr\u00ecnh giao h\u00e0ng,\u2026\u0110\u1eebng ng\u1ea7n ng\u1ea1i li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i qua s\u1ed1 \u0111i\u1ec7n tho\u1ea1i <strong>0979 89 1929<\/strong> n\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o v\u1ec1 n\u1ed9i dung tr\u00ean.\n<\/p><div class=\"wp-block-image wp-image-1029\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"1000\" height=\"730\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/VS-4.png\" alt=\"\" class=\"wp-image-1029 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/VS-4.png 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/VS-4-500x365.png 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><figcaption class=\"wp-element-caption\">Xe B\u1ed3n ch\u1edf h\u00f3a ch\u1ea5t<\/figcaption><\/figure><\/div><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><div class=\"row row-collapse row-full-width\"  id=\"row-624939247\">\n\n\n\t<div id=\"col-380430456\" class=\"col medium-6 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\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 - \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 -\u00a0<strong>Hotline<\/strong>: <a href=\"tel:0979891929\">0979 89 19 29<\/a><\/li>\n<\/ul>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-825708760\" class=\"col medium-6 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><strong>Branches and warehouses<\/strong><\/p>\n<ul>\n<li><strong>Warehouse 1<\/strong>Phuoc Hung Hamlet, My Xuan Commune, Tan Thanh District, Ba Ria - Vung Tau Province<\/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 Dai Dong - Hoan Son, Tri Phuong Commune, Tien Du District, Bac Ninh Province<\/li>\n<\/ul>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\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><div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1740124115642\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"Tai_sao_FeCl%E2%82%82_de_bi_oxy_hoa_va_lam_the_nao_de_bao_quan_tranh_bi_doi_mau\"><\/span>T\u1ea1i sao FeCl\u2082 d\u1ec5 b\u1ecb oxy h\u00f3a v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3o qu\u1ea3n tr\u00e1nh b\u1ecb \u0111\u1ed5i m\u00e0u?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>FeCl\u2082 l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t c\u00f3 ch\u1ee9a ion Fe\u00b2\u207a, r\u1ea5t d\u1ec5 b\u1ecb oxy h\u00f3a trong kh\u00f4ng kh\u00ed th\u00e0nh Fe\u00b3\u207a, \u0111\u1eb7c bi\u1ec7t khi ti\u1ebfp x\u00fac v\u1edbi oxy v\u00e0 \u0111\u1ed9 \u1ea9m cao. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a FeCl\u2082 t\u1eeb <strong>xanh l\u1ee5c nh\u1ea1t sang v\u00e0ng n\u00e2u<\/strong>.<br \/>\ud83d\udc49 <strong>C\u00e1ch b\u1ea3o qu\u1ea3n \u0111\u00fang c\u00e1ch:<\/strong><br \/>+ <strong>B\u1ea3o qu\u1ea3n trong m\u00f4i tr\u01b0\u1eddng kh\u00f4, k\u00edn kh\u00ed<\/strong>: \u0110\u1ef1ng trong chai ho\u1eb7c th\u00f9ng k\u00edn \u0111\u1ec3 tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed.<br \/>+ <strong>S\u1eed d\u1ee5ng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a<\/strong>: C\u00f3 th\u1ec3 b\u1ea3o qu\u1ea3n FeCl\u2082 trong dung d\u1ecbch axit lo\u00e3ng (HCl) \u0111\u1ec3 ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh oxy h\u00f3a.<br \/>+ <strong>Tr\u00e1nh \u00e1nh s\u00e1ng tr\u1ef1c ti\u1ebfp<\/strong>: \u0110\u1ec3 n\u01a1i <strong>kh\u00f4 r\u00e1o, tho\u00e1ng m\u00e1t<\/strong> tr\u00e1nh \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1740124141621\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_the_thay_the_FeCl%E2%82%83_trong_xu_ly_nuoc_thai_khong\"><\/span>FeCl\u2082 c\u00f3 th\u1ec3 thay th\u1ebf FeCl\u2083 trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>C\u1ea3 FeCl\u2082 (S\u1eaft II Clorua) v\u00e0 FeCl\u2083 (S\u1eaft III Clorua) \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, nh\u01b0ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t quan tr\u1ecdng:<br \/>+ <strong>FeCl\u2082<\/strong> ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t <strong>ch\u1ea5t kh\u1eed<\/strong> gi\u00fap lo\u1ea1i b\u1ecf oxy h\u00f2a tan v\u00e0 kim lo\u1ea1i n\u1eb7ng trong n\u01b0\u1edbc.<br \/>+ <strong>FeCl\u2083<\/strong> ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t <strong>ch\u1ea5t keo t\u1ee5 m\u1ea1nh<\/strong>, gi\u00fap k\u1ebft t\u1ee7a c\u00e1c h\u1ea1t r\u1eafn v\u00e0 gi\u1ea3m \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a n\u01b0\u1edbc.<br \/>\ud83d\udc49 <strong>C\u00f3 th\u1ec3 thay th\u1ebf FeCl\u2083 b\u1eb1ng FeCl\u2082 kh\u00f4ng?<\/strong><br \/>+ Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, FeCl\u2082 <strong>c\u00f3 th\u1ec3 thay th\u1ebf FeCl\u2083<\/strong>, nh\u01b0ng hi\u1ec7u su\u1ea5t keo t\u1ee5 s\u1ebd th\u1ea5p h\u01a1n.<br \/>+ Th\u00f4ng th\u01b0\u1eddng, FeCl\u2082 \u0111\u01b0\u1ee3c d\u00f9ng k\u1ebft h\u1ee3p v\u1edbi FeCl\u2083 ho\u1eb7c c\u00e1c ch\u1ea5t oxy h\u00f3a \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 cao h\u01a1n.<br \/>+ N\u1ebfu c\u1ea7n lo\u1ea1i b\u1ecf kim lo\u1ea1i n\u1eb7ng v\u00e0 kh\u1eed m\u00f9i trong n\u01b0\u1edbc th\u1ea3i, FeCl\u2082 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1740124148622\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_doc_khong_va_can_luu_y_gi_khi_su_dung\"><\/span>FeCl\u2082 c\u00f3 \u0111\u1ed9c kh\u00f4ng v\u00e0 c\u1ea7n l\u01b0u \u00fd g\u00ec khi s\u1eed d\u1ee5ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>\ud83d\udc49 <strong>M\u1ee9c \u0111\u1ed9 \u0111\u1ed9c h\u1ea1i:<\/strong><br \/>+ FeCl\u2082 kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea5t c\u1ef1c \u0111\u1ed9c, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 <strong>g\u00e2y k\u00edch \u1ee9ng m\u1ea1nh<\/strong> n\u1ebfu ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi <strong>da, m\u1eaft ho\u1eb7c \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p<\/strong>.<br \/>\ud83d\udc49 <strong>C\u00e1c r\u1ee7i ro khi ti\u1ebfp x\u00fac:<\/strong><br \/>+ H\u00edt ph\u1ea3i b\u1ee5i ho\u1eb7c h\u01a1i FeCl\u2082 c\u00f3 th\u1ec3 g\u00e2y <strong>k\u00edch \u1ee9ng ph\u1ed5i, ho v\u00e0 kh\u00f3 th\u1edf<\/strong>.<br \/>+ Ti\u1ebfp x\u00fac v\u1edbi da c\u00f3 th\u1ec3 g\u00e2y <strong>vi\u00eam da ho\u1eb7c k\u00edch \u1ee9ng<\/strong> n\u1ebfu kh\u00f4ng r\u1eeda s\u1ea1ch ngay.<br \/>+ Nu\u1ed1t ph\u1ea3i c\u00f3 th\u1ec3 g\u00e2y <strong>\u0111au b\u1ee5ng, bu\u1ed3n n\u00f4n ho\u1eb7c t\u1ed5n th\u01b0\u01a1ng \u0111\u01b0\u1eddng ti\u00eau h\u00f3a<\/strong>.<br \/>\ud83d\udc49 <strong>H\u01b0\u1edbng d\u1eabn an to\u00e0n:<\/strong><br \/>+ Lu\u00f4n \u0111eo <strong>g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9 v\u00e0 kh\u1ea9u trang<\/strong> khi l\u00e0m vi\u1ec7c v\u1edbi FeCl\u2082.<br \/>+ S\u1eed d\u1ee5ng trong <strong>khu v\u1ef1c th\u00f4ng gi\u00f3 t\u1ed1t<\/strong>, tr\u00e1nh h\u00edt ph\u1ea3i h\u01a1i h\u00f3a ch\u1ea5t.<br \/>+ N\u1ebfu ti\u1ebfp x\u00fac v\u1edbi m\u1eaft, r\u1eeda ngay b\u1eb1ng n\u01b0\u1edbc s\u1ea1ch \u00edt nh\u1ea5t <strong>15 ph\u00fat<\/strong> v\u00e0 \u0111\u1ebfn c\u01a1 s\u1edf y t\u1ebf n\u1ebfu c\u1ea7n.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1740124331603\" 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_nhung_hoa_chat_nao_va_can_tranh_tiep_xuc_voi_gi\"><\/span>FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi nh\u1eefng h\u00f3a ch\u1ea5t n\u00e0o v\u00e0 c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>\ud83d\udc49 <strong>C\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc quan tr\u1ecdng:<\/strong><br \/>+ FeCl\u2082 + O\u2082 (oxy trong kh\u00f4ng kh\u00ed) \u2192 FeCl\u2083: Khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed, FeCl\u2082 b\u1ecb oxy h\u00f3a th\u00e0nh FeCl\u2083.<br \/>+ FeCl\u2082 + NaOH \u2192 Fe(OH)\u2082\u2193 (tr\u1eafng xanh): Ph\u1ea3n \u1ee9ng t\u1ea1o k\u1ebft t\u1ee7a hydroxide s\u1eaft(II).<br \/>+ FeCl\u2082 + Cl\u2082 \u2192 FeCl\u2083: Ph\u1ea3n \u1ee9ng v\u1edbi kh\u00ed clo \u0111\u1ec3 t\u1ea1o s\u1eaft(III) clorua.<br \/>+ FeCl\u2082 + H\u2082S \u2192 FeS\u2193 (\u0111en) + 2HCl: Ph\u1ea3n \u1ee9ng v\u1edbi kh\u00ed H\u2082S t\u1ea1o k\u1ebft t\u1ee7a s\u1eaft sunfua m\u00e0u \u0111en.<br \/>\ud83d\udc49 Nh\u1eefng h\u00f3a ch\u1ea5t c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac:<br \/>+ Ch\u1ea5t oxy h\u00f3a m\u1ea1nh (nh\u01b0 KMnO\u2084, HNO\u2083) v\u00ec c\u00f3 th\u1ec3 g\u00e2y ph\u1ea3n \u1ee9ng m\u1ea1nh.<br \/>+ Kim lo\u1ea1i ki\u1ec1m v\u00e0 ki\u1ec1m th\u1ed5 (nh\u01b0 Na, K, Ca) c\u00f3 th\u1ec3 g\u00e2y ph\u1ea3n \u1ee9ng nguy hi\u1ec3m.<br \/>+ Ch\u1ea5t h\u1eefu c\u01a1 d\u1ec5 ch\u00e1y, v\u00ec FeCl\u2082 c\u00f3 th\u1ec3 x\u00fac t\u00e1c qu\u00e1 tr\u00ecnh oxy h\u00f3a m\u1ea1nh.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1740124426117\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"FeCl%E2%82%82_co_anh_huong_den_moi_truong_khong_Co_gay_o_nhiem_nguon_nuoc_khong\"><\/span>FeCl\u2082 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng kh\u00f4ng? C\u00f3 g\u00e2y \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>\ud83d\udc49 <strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng:<\/strong><br \/>+ FeCl\u2082 <strong>kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m tr\u1ef1c ti\u1ebfp<\/strong>, nh\u01b0ng khi th\u1ea3i v\u00e0o n\u01b0\u1edbc, n\u00f3 c\u00f3 th\u1ec3 <strong>thay \u0111\u1ed5i \u0111\u1ed9 pH<\/strong> v\u00e0 g\u00e2y t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn sinh v\u1eadt th\u1ee7y sinh.<br \/>+ N\u1ebfu b\u1ecb oxy h\u00f3a th\u00e0nh FeCl\u2083, n\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c h\u1ee3p ch\u1ea5t <strong>g\u00e2y \u0103n m\u00f2n<\/strong> \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 thi\u1ebft b\u1ecb kim lo\u1ea1i.<br \/>\ud83d\udc49 <strong>T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn n\u01b0\u1edbc th\u1ea3i:<\/strong><br \/>+ Trong n\u01b0\u1edbc, FeCl\u2082 c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng t\u1ea1o k\u1ebft t\u1ee7a Fe(OH)\u2082, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn <strong>\u0111\u1ed9 trong v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<\/strong>.<br \/>+ N\u1ebfu kh\u00f4ng x\u1eed l\u00fd \u0111\u00fang c\u00e1ch, <strong>n\u1ed3ng \u0111\u1ed9 s\u1eaft cao trong n\u01b0\u1edbc c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 sinh th\u00e1i<\/strong>.<br \/>C\u1ea7n <strong>ki\u1ec3m so\u00e1t li\u1ec1u l\u01b0\u1ee3ng<\/strong> khi d\u00f9ng trong x\u1eed l\u00fd n\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c.<br \/>\ud83d\udc49 <strong>C\u00e1ch gi\u1ea3m t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng:<\/strong><br \/>+ <strong>Ki\u1ec3m so\u00e1t li\u1ec1u l\u01b0\u1ee3ng FeCl\u2082<\/strong> khi s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p.<br \/>+ <strong>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ch\u1ee9a FeCl\u2082 tr\u01b0\u1edbc khi x\u1ea3 ra m\u00f4i tr\u01b0\u1eddng<\/strong> b\u1eb1ng c\u00e1ch trung h\u00f2a v\u1edbi ki\u1ec1m ho\u1eb7c keo t\u1ee5 k\u1ebft t\u1ee7a.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111ang t\u00f2 m\u00f2 v\u1ec1 m\u1ed9t h\u00f3a ch\u1ea5t c\u00f3 t\u00ean l\u00e0 mu\u1ed1i s\u1eaft II clorua hay ph\u00e8n s\u1eaft 2, ferrous chloride,\u2026 v\u1ec1 c\u1ea5u t\u1ea1o ph\u00e2n t\u1eed, m\u00e0u s\u1eafc, c\u00e1c \u1ee9ng d\u1ee5ng trong \u0111\u1eddi s\u1ed1ng v\u00e0 b\u1ea1n \u0111ang t\u00ecm mua ch\u1ea5t n\u00e0y th\u00ec h\u00e3y \u0111\u1ec3 H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean gi\u1edbi thi\u1ec7u chi ti\u1ebft v\u1ec1 h\u00f3a ch\u1ea5t n\u00e0y nh\u00e9.<\/p>","protected":false},"author":2,"featured_media":1951,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[550,204,549,477],"class_list":["post-1947","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","tag-dieu-che-phen-sat-2","tag-fecl2","tag-muoi-sat-ii-clorua","tag-phen-sat-2"],"acf":[],"_links":{"self":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/1947","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/comments?post=1947"}],"version-history":[{"count":4,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/1947\/revisions"}],"predecessor-version":[{"id":5598,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/1947\/revisions\/5598"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/media\/1951"}],"wp:attachment":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/media?parent=1947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/categories?post=1947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/tags?post=1947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}