{"id":2757,"date":"2024-01-30T14:28:34","date_gmt":"2024-01-30T07:28:34","guid":{"rendered":"https:\/\/hoachatlocthien.com\/?p=2757"},"modified":"2024-11-30T10:58:09","modified_gmt":"2024-11-30T03:58:09","slug":"tim-hieu-phen-sat-2-trong-xu-ly-nuoc","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc","title":{"rendered":"T\u00ecm Hi\u1ec3u Ph\u00e8n S\u1eaft 2 Trong X\u1eed L\u00fd N\u01b0\u1edbc"},"content":{"rendered":"<p>H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean xin gi\u1edbi thi\u1ec7u v\u1ec1 FeCl2, hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Ph\u00e8n s\u1eaft 2, m\u1ed9t h\u00f3a ch\u1ea5t v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong x\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/muoi-sat-ii-clorua-la-gi-mau-sac-ung-dung-va-nha-cung-cap\/\" target=\"_new\" rel=\"noopener\">FeCl2 l\u00e0 g\u00ec<\/a><\/strong> v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt c\u1ee7a n\u00f3 qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\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\">\u5185\u5bb9<\/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;\">\u5207\u6362<\/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\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Hoa_Chat_Phen_Sat_2\" title=\"H\u00f3a Ch\u1ea5t Ph\u00e8n S\u1eaft 2\">H\u00f3a Ch\u1ea5t Ph\u00e8n S\u1eaft 2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Cac_Dac_Tinh_Cua_Phen_Sat_2\" title=\"C\u00e1c \u0110\u1eb7c T\u00ednh C\u1ee7a Ph\u00e8n S\u1eaft 2\">C\u00e1c \u0110\u1eb7c T\u00ednh C\u1ee7a Ph\u00e8n S\u1eaft 2<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Dac_tinh_vat_ly\" title=\"\u0110\u1eb7c t\u00ednh v\u1eadt l\u00fd\">\u0110\u1eb7c t\u00ednh 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\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Dac_tinh_hoa_hoc\" title=\"\u0110\u1eb7c t\u00ednh h\u00f3a h\u1ecdc\">\u0110\u1eb7c t\u00ednh h\u00f3a h\u1ecdc<\/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\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Phen_Sat_2_Co_An_Toan_Khong\" title=\"Ph\u00e8n S\u1eaft 2 C\u00f3 An To\u00e0n Kh\u00f4ng?\">Ph\u00e8n S\u1eaft 2 C\u00f3 An To\u00e0n Kh\u00f4ng?<\/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\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Cac_Ung_Dung_Pho_Bien_Tu_FeCl2\" title=\"C\u00e1c \u1ee8ng D\u1ee5ng Ph\u1ed5 Bi\u1ebfn T\u1eeb FeCl2\">C\u00e1c \u1ee8ng D\u1ee5ng Ph\u1ed5 Bi\u1ebfn T\u1eeb FeCl2<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Phen_sat_2_trong_xu_ly_nuoc\" title=\"Ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc\">Ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#FeCl2_trong_cong_nghiep_det_nhuom\" title=\"FeCl2 trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m\">FeCl2 trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m<\/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\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Sat_II_clorua_trong_phong_thi_nghiem\" title=\"S\u1eaft (II) clorua trong ph\u00f2ng th\u00ed nghi\u1ec7m\">S\u1eaft (II) clorua trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-phen-sat-2-trong-xu-ly-nuoc\/#Noi_Ban_Phen_Sat_2_Trong_Xu_Ly_Nuoc_Gia_Uu_Dai\" title=\"N\u01a1i B\u00e1n Ph\u00e8n S\u1eaft 2 Trong X\u1eed L\u00fd N\u01b0\u1edbc Gi\u00e1 \u01afu \u0110\u00e3i\">N\u01a1i B\u00e1n Ph\u00e8n S\u1eaft 2 Trong X\u1eed L\u00fd N\u01b0\u1edbc Gi\u00e1 \u01afu \u0110\u00e3i<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Hoa_Chat_Phen_Sat_2\"><\/span>H\u00f3a Ch\u1ea5t Ph\u00e8n S\u1eaft 2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>FeCl2, hay c\u00f2n g\u1ecdi l\u00e0 <strong>Ph\u00e8n s\u1eaft 2<\/strong>, S\u1eaft II Clorua, \u0111\u00e2y l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t mu\u1ed1i c\u1ee7a S\u1eaft c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc FeCl2. N\u00f3 h\u00ecnh th\u00e0nh khi nguy\u00ean t\u1eed s\u1eaft t\u01b0\u01a1ng t\u00e1c v\u1edbi 2 nguy\u00ean t\u1eed clo v\u00e0 h\u00f3a ch\u1ea5t n\u00e0y \u0111\u01b0\u01a1\u0323c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p v\u00e0 ng\u00e0nh ngh\u1ec1 kh\u00e1c nhau ng\u00e0y nay.<img decoding=\"async\" class=\"aligncenter wp-image-913 size-full lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/FeCl2-e1700729453544.png\" alt=\"Ph\u00e8n S\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc\" width=\"820\" height=\"608\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/FeCl2-e1700729453544.png 820w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/FeCl2-e1700729453544-500x371.png 500w\" data-sizes=\"(max-width: 820px) 100vw, 820px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 820px; --smush-placeholder-aspect-ratio: 820\/608;\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_Dac_Tinh_Cua_Phen_Sat_2\"><\/span>C\u00e1c \u0110\u1eb7c T\u00ednh C\u1ee7a Ph\u00e8n S\u1eaft 2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Dac_tinh_vat_ly\"><\/span>\u0110\u1eb7c t\u00ednh v\u1eadt l\u00fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Dung d\u1ecbch Ph\u00e8n s\u1eaft 2<\/strong> (FeCl2) 25% &#8211; 30% l\u00e0 m\u1ed9t ch\u1ea5t l\u1ecfng c\u00f3 m\u00e0u xanh nh\u1ea1t v\u00e0 trong su\u1ed1t.<\/li>\n<li>Ph\u00e8n s\u1eaft 2 d\u1ea1ng l\u1ecfng l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc d\u1ea1ng ng\u1eadm 4 n\u01b0\u1edbc v\u00e0 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00f4ng th\u1ee9c FeCl2.4H2O<\/li>\n<li>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang: 1.93 g\/cm\u00b3 (bao g\u1ed3m 4 ph\u00e2n t\u1eed n\u01b0\u1edbc).<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y: 105 \u00b0C (bao g\u1ed3m 4 ph\u00e2n t\u1eed n\u01b0\u1edbc).<\/li>\n<li>Kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed: 198.8102 g\/mol (bao g\u1ed3m 4 ph\u00e2n t\u1eed n\u01b0\u1edbc).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Dac_tinh_hoa_hoc\"><\/span>\u0110\u1eb7c t\u00ednh h\u00f3a h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Ph\u00e8n s\u1eaft 2 c\u00f2n d\u1ec5 b\u1ecb oxy h\u00f3a v\u00e0 chuy\u1ec3n th\u00e0nh FeCl3 n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n k\u0129 c\u00e0ng.<\/li>\n<li>FeCl2 tan t\u1ed1t trong dung m\u00f4i n\u01b0\u1edbc v\u00e0 h\u00ecnh th\u00e0nh dung d\u1ecbch c\u00f3 m\u00e0u xanh l\u00e1 nh\u1ea1t khi tan.<\/li>\n<li>Ph\u00e8n s\u1eaft 2 c\u00f2n c\u00f3 t\u00ednh kh\u1eed m\u1ea1nh, c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1c \u0111\u1ec3 gi\u1ea3m \u0111i s\u1ed1 oxy h\u00f3a c\u1ee7a ch\u00fang.<\/li>\n<li>FeCl2 c\u00f2n c\u00f3 t\u00ednh axit khi tan trong n\u01b0\u1edbc v\u00ec c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a ion hidroxoni (OH-) t\u1eeb n\u01b0\u1edbc: H2O \u2192 H<sup style=\"color: #555555;\">+<\/sup><span style=\"color: #555555;\"> \u00a0+ OH<\/span><sup style=\"color: #555555;\">\u2212<\/sup><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-3274 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/01\/FECL2-XU-LY-NUOC.jpg\" alt=\"\" width=\"500\" height=\"365\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/01\/FECL2-XU-LY-NUOC.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/01\/FECL2-XU-LY-NUOC-500x365.jpg 500w\" data-sizes=\"(max-width: 500px) 100vw, 500px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 500px; --smush-placeholder-aspect-ratio: 500\/365;\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Phen_Sat_2_Co_An_Toan_Khong\"><\/span>Ph\u00e8n S\u1eaft 2 C\u00f3 An To\u00e0n Kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u1ea7n l\u01b0u \u00fd r\u1eb1ng an to\u00e0n khi l\u00e0m vi\u1ec7c v\u1edbi ch\u1ea5t h\u00f3a h\u1ecdc l\u00e0 r\u1ea5t quan tr\u1ecdng v\u00e0 vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 quy t\u1eafc an to\u00e0n l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u00e1nh nguy c\u01a1 nhi\u1ec5m h\u00f3a ch\u1ea5t v\u00e0 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi l\u00e0m vi\u1ec7c.<\/p>\n<p>Vi\u1ec7c ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp S\u1eaft (II) clorua &#8211; FeCl2 c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng, ph\u00e1t ban \u0111\u1ecf v\u00e0 ng\u1ee9a tr\u00ean da b\u1edfi FeCl2 mang t\u00ednh axit. N\u1ebfu ti\u1ebfp x\u00fac v\u1edbi m\u1eaft, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng v\u00e0 g\u00e2y \u0111au r\u00e1t \u1edf m\u1eaft.<\/p>\n<p>N\u1ebfu nu\u1ed1t ph\u1ea3i, FeCl2 c\u00f3 th\u1ec3 l\u00e0m t\u1ed5n th\u01b0\u01a1ng ni\u00eam m\u1ea1c c\u1ee7a h\u1ec7 ti\u00eau h\u00f3a, g\u00e2y k\u00edch \u1ee9ng v\u00e0 c\u1ea3m gi\u00e1c ch\u00e1y r\u00e1t. \u0110\u00e2y c\u0169ng l\u00e0 m\u1ed9t ch\u1ea5t c\u00f3 th\u1ec3 g\u00e2y \u0111\u1ed9c n\u1ebfu h\u1ea5p th\u1ee5 v\u00e0o m\u00e1u, l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c c\u01a1 quan n\u1ed9i t\u1ea1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 gan v\u00e0 th\u1eadn.<\/p>\n<p>FeCl2 tuy kh\u00f4ng ch\u00e1y, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra kh\u00ed \u0111\u1ed9c khi ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t oxy h\u00f3a m\u1ea1nh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_Ung_Dung_Pho_Bien_Tu_FeCl2\"><\/span>C\u00e1c \u1ee8ng D\u1ee5ng Ph\u1ed5 Bi\u1ebfn T\u1eeb FeCl2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Phen_sat_2_trong_xu_ly_nuoc\"><\/span>Ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/phan-biet-fecl2-va-fecl3-cac-ung-dung-noi-bat\/\" target=\"_new\" rel=\"noopener\">Nh\u1eadn bi\u1ebft FeCl2 v\u00e0 FeCl3<\/a><\/strong> trong x\u1eed l\u00fd n\u01b0\u1edbc. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin chi ti\u1ebft v\u1ec1 \u1ee9ng d\u1ee5ng c\u1ee7a <strong>ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc:<\/strong><\/p>\n<p>FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 trong ngu\u1ed3n n\u01b0\u1edbc c\u1ea7n x\u1eed l\u00fd th\u00f4ng qua ph\u1ea3n \u1ee9ng oxy h\u00f3a &#8211; kh\u1eed. Ngo\u00e0i ra, <strong>Ph\u00e8n s\u1eaft 2<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u1eed s\u1eaft v\u00e0 mangan trong n\u01b0\u1edbc, ng\u0103n hi\u1ec7n t\u01b0\u1ee3ng t\u1ea1o c\u1eb7n v\u00e0 m\u00e0ng ch\u1ea5t r\u1eafn trong h\u1ec7 th\u1ed1ng cung c\u1ea5p n\u01b0\u1edbc.<\/p>\n<p>\u0110\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c h\u1ea1t l\u1edbn, d\u1ec5 t\u00e1ch ra, gi\u00fap c\u1ea3i thi\u1ec7n qu\u00e1 tr\u00ecnh l\u1ecdc v\u00e0 l\u00e0m s\u1ea1ch n\u01b0\u1edbc th\u1ea3i, FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t t\u1ea1o b\u00f4ng c\u1eb7n trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/p>\n<p>H\u00f3a ch\u1ea5t n\u00e0y c\u00f2n c\u00f3 th\u1ec3 c\u00f3 t\u00e1c d\u1ee5ng di\u1ec7t khu\u1ea9n v\u00e0 kh\u1eed tr\u00f9ng nhi\u1ec1u vi sinh v\u1eadt trong n\u01b0\u1edbc.<img decoding=\"async\" class=\"aligncenter wp-image-801 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/H2SO4-7.png\" alt=\"Ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc\" width=\"500\" height=\"365\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/H2SO4-7.png 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/H2SO4-7-500x365.png 500w\" data-sizes=\"(max-width: 500px) 100vw, 500px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 500px; --smush-placeholder-aspect-ratio: 500\/365;\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"FeCl2_trong_cong_nghiep_det_nhuom\"><\/span>FeCl2 trong c\u00f4ng nghi\u1ec7p d\u1ec7t nhu\u1ed9m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng S\u1eaft (II) clorua v\u00e0 c\u00e1c ch\u1ea5t oxi h\u00f3a, ta s\u1ebd l\u00e0m ra \u0111\u01b0\u1ee3c c\u00e1c ch\u1ea5t nhu\u1ed9m c\u1ea7m m\u00e0u hi\u1ec7u qu\u1ea3:<\/li>\n<li>Khi nhu\u1ed9m v\u1edbi c\u00e1c ch\u1ea5t ph\u1ea3n \u1ee9ng nh\u01b0 tanin, FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra m\u00e0u \u0111en v\u00e0 xanh \u0111en.<\/li>\n<li>Ph\u00e8n S\u1eaft 2 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t x\u00fac t\u00e1c trong qu\u00e1 tr\u00ecnh nhu\u1ed9m, gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 k\u1ebft d\u00ednh gi\u1eefa ch\u1ea5t nhu\u1ed9m v\u00e0 s\u1ee3i v\u1ea3i.<\/li>\n<li>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t nhu\u1ed9m cho s\u1ee3i cellulose, nh\u01b0 s\u1ee3i b\u00f4ng v\u00e0 s\u1ee3i lanh.<\/li>\n<\/ul>\n<p><strong>Xem th\u00eam:<\/strong> <a href=\"https:\/\/hoachatlocthien.com\/zh\/sat-ii-clorua-fecl2-ung-dung-trong-nganh-det-nhuom\/\">FeCl2 trong ng\u00e0nh d\u1ec7t<\/a><\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-1374 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/chat-khu-mau-ung-dung-trong-nganh-det-nhuom.jpg\" alt=\"Ch\u1ea5t kh\u1eed m\u00e0u \u1ee9ng trong ng\u00e0nh d\u1ec7t nhu\u1ed9m\" width=\"500\" height=\"282\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/chat-khu-mau-ung-dung-trong-nganh-det-nhuom.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/chat-khu-mau-ung-dung-trong-nganh-det-nhuom-500x282.jpg 500w\" data-sizes=\"(max-width: 500px) 100vw, 500px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 500px; --smush-placeholder-aspect-ratio: 500\/282;\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sat_II_clorua_trong_phong_thi_nghiem\"><\/span>S\u1eaft (II) clorua trong ph\u00f2ng th\u00ed nghi\u1ec7m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ch\u1ea5t x\u00fac t\u00e1c trong m\u1ed9t s\u1ed1 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c ph\u1ea3n \u1ee9ng oxy h\u00f3a.<\/li>\n<li>V\u00ec ph\u1ea3n \u1ee9ng s\u1ebd t\u1ea1o ra m\u00e0u \u0111en khi FeCl2 t\u00e1c d\u1ee5ng v\u1edbi bromine, n\u00ean ch\u1ea5t n\u00e0y c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a bromine trong m\u1eabu.<\/li>\n<li>FeCl2 c\u00f3 th\u1ec3 tham gia v\u00e0o c\u00e1c ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ch\u1ea5t oxi h\u00f3a \u0111\u1ec3 t\u1ea1o ra FeCl3 ho\u1eb7c c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ea3n \u1ee9ng kh\u00e1c.<\/li>\n<li>Trong nghi\u00ean c\u1ee9u sinh h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc h\u1eefu c\u01a1, FeCl2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ch\u1ea5t nhu\u1ed9m trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng th\u00ed nghi\u1ec7m.<\/li>\n<li>S\u1eaft (II) clorua c\u0169ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t kh\u1eed trong m\u1ed9t s\u1ed1 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc b\u1eb1ng vi\u1ec7c l\u00e0m gi\u1ea3m t\u00ednh oxi h\u00f3a c\u1ee7a m\u1ed9t s\u1ed1 h\u1ee3p ch\u1ea5t.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Noi_Ban_Phen_Sat_2_Trong_Xu_Ly_Nuoc_Gia_Uu_Dai\"><\/span>N\u01a1i B\u00e1n Ph\u00e8n S\u1eaft 2 Trong X\u1eed L\u00fd N\u01b0\u1edbc Gi\u00e1 \u01afu \u0110\u00e3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n \u0111a d\u1ea1ng c\u00e1c nh\u00e0 cung c\u1ea5p h\u00f3a ch\u1ea5t, ng\u01b0\u1eddi mua h\u00e0ng \u0111ang c\u00f3 nhi\u1ec1u l\u1ef1a ch\u1ecdn trong vi\u1ec7c mua s\u1eafm FeCl2 h\u01a1n tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an t\u00e2m v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u0169ng nh\u01b0 gi\u00e1 c\u1ea3, H\u00f3a ch\u1ea5t L\u1ed9c Thi\u00ean s\u1ebd l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady c\u1ee7a qu\u00fd kh\u00e1ch khi t\u00ecm ki\u1ebfm <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/fecl2-sat-ii-clorua\/\" target=\"_new\" rel=\"noopener\">n\u01a1i mua FeCl2<\/a><\/strong>.\u00a0Ch\u00fang t\u00f4i cam k\u1ebft cung c\u1ea5p <strong>ph\u00e8n s\u1eaft 2 trong x\u1eed l\u00fd n\u01b0\u1edbc<\/strong>\u00a0v\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m sau:<\/p>\n<ul>\n<li>Cung c\u1ea5p \u0111\u1ea3m b\u1ea3o \u0111\u00fang s\u1ed1 l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t.<\/li>\n<li>C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng \u0111\u00fang ti\u00eau chu\u1ea9n xu\u1ea5t x\u1ee9.<\/li>\n<li>Gi\u00e1 c\u1ea3 c\u1ea1nh tranh tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/li>\n<li>D\u1ecbch v\u1ee5 giao h\u00e0ng nhanh ch\u00f3ng v\u00e0 \u0111\u00fang h\u1eb9n.<\/li>\n<\/ul>\n<p>Ch\u00fang t\u00f4i lu\u00f4n s\u1eb5n l\u00f2ng ph\u1ee5c v\u1ee5 qu\u00fd kh\u00e1ch h\u00e0ng v\u00e0 mong mu\u1ed1n h\u1ed7 tr\u1ee3 m\u1ecdi nhu c\u1ea7u mua s\u1eafm h\u00f3a ch\u1ea5t c\u1ee7a b\u1ea1n. H\u00e3y li\u00ean h\u1ec7 ngay v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c d\u1ecbch v\u1ee5 t\u1ed1t nh\u1ea5t qua s\u1ed1 <strong><span style=\"color: #0000ff;\">\u70ed\u7ebf<\/span><\/strong> <span style=\"color: #ed1c24;\"><strong>0979 89 1929<\/strong><\/span>!<\/p>\n<hr \/>\n<div class=\"row row-collapse row-full-width\"  id=\"row-78018250\">\n\n\n\t<div id=\"col-1177590067\" 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>\u6d1b\u5929\u6295\u8d44\u53d1\u5c55\u6709\u9650\u516c\u53f8<\/strong><\/p>\n<ul>\n<li><strong>\u5730\u5740\uff1a\u00a0<\/strong>\u80e1\u5fd7\u660e\u5e02\u5e73\u65b0\u90e1\u5e73\u6cbb\u4e1c\u574a10\u53f7\u7701\u90536B\u680b452\u53f7<\/li>\n<li><strong>\u7535\u8bdd<\/strong> 028 6269 5669 - \u00a0028 6269 5662<\/li>\n<li><strong>\u7f51\u7ad9<\/strong> <a href=\"https:\/\/hoachatlocthien.com\/zh\/\" target=\"_blank\" rel=\"noopener\">hoachatlocthien.com<\/a><\/li>\n<li><strong>\u4f20\u771f\uff1a\u00a0<\/strong>028 6269 5662 -\u00a0<strong>\u70ed\u7ebf<\/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-767165454\" 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>\u5206\u652f\u673a\u6784\u548c\u4ed3\u5e93<\/strong><\/p>\n<ul>\n<li><strong>\u7bb1 1<\/strong>\u798f\u5174\u6751\uff0c\u7f8e\u6625\u4e61\uff0c\u65b0\u6210\u53bf\uff0c\u5df4\u5730-\u5934\u987f\u7701<\/li>\n<li><strong>\u7b2c 2 \u4ed3\u5e93<\/strong>\u798f\u6cf0\uff0c\u5e73\u798f\uff0c\u9686\u6210\u53bf\uff0c\u540c\u5948\u7701<\/li>\n<li><strong>\u4ed3\u5e93 3<\/strong>\u5e73\u9633\u7701\uff0c\u4ee5\u5b89\u5e02\uff0c\u65b0\u4e1c\u534fB\u5de5\u4e1a\u533a\u3002 .<\/li>\n<li><strong>\u7b2c\u56db\u4ed3\u5e93<\/strong>\u548c\u5e86\u533a\uff0c\u5c98\u6e2f<\/li>\n<li><strong>\u7b2c5\u6bb5<\/strong> \u82b9\u82f4\u5e02,  \u00f4 m\u00f4n \u533a, ph\u01b0\u1edbc th\u1edbi \u574a, \u00f4 m\u00f4n \u6e2f<\/li>\n<li><strong>\u7b2c6\u5e93<\/strong> KCN \u0110\u1ea1i \u0110\u1ed3ng - Ho\u00e0n S\u01a1n\uff0c\u4ed9\u6e38\u53bf\uff0c\u5317\u5b81\u7701<\/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=\"Google \u5730\u56fe \u6d1b\u5929\u5316\u5de5\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean xin gi\u1edbi thi\u1ec7u v\u1ec1 FeCl2, hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Ph\u00e8n s\u1eaft 2, m\u1ed9t h\u00f3a ch\u1ea5t v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong x\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 FeCl2 l\u00e0 g\u00ec v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt c\u1ee7a n\u00f3 qua [&#8230;]\n","protected":false},"author":2,"featured_media":3273,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-2757","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts\/2757","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/comments?post=2757"}],"version-history":[{"count":2,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts\/2757\/revisions"}],"predecessor-version":[{"id":4419,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts\/2757\/revisions\/4419"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/media\/3273"}],"wp:attachment":[{"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/media?parent=2757"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/categories?post=2757"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/tags?post=2757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}