{"id":9008,"date":"2026-05-06T08:00:00","date_gmt":"2026-05-06T08:00:00","guid":{"rendered":"https:\/\/hoachatlocthien.com\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep\/"},"modified":"2026-05-06T08:00:00","modified_gmt":"2026-05-06T08:00:00","slug":"top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2","title":{"rendered":"Top 10 \u1ee8ng D\u1ee5ng NaOH Trong S\u1ea3n Xu\u1ea5t C\u00f4ng Nghi\u1ec7p Ph\u1ed5 Bi\u1ebfn Nh\u1ea5t"},"content":{"rendered":"<article>\n<header class=\"hero\">\n<div class=\"kicker\">\u1ee8ng d\u1ee5ng NaOH<\/div>\n<h1>Top 10 \u1ee8ng D\u1ee5ng NaOH Trong S\u1ea3n Xu\u1ea5t C\u00f4ng Nghi\u1ec7p Ph\u1ed5 Bi\u1ebfn Nh\u1ea5t<\/h1>\n<p class=\"meta\">Bien soan boi doi ngu ky thuat <strong>Hoa Chat Loc Thien<\/strong>.<\/p>\n<p><strong>NaOH (x\u00fat, natri hydroxit)<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 nhi\u1ec1u nh\u1ea5t th\u1ebf gi\u1edbi. V\u1edbi t\u00ednh baz\u01a1 m\u1ea1nh, NaOH c\u00f3 m\u1eb7t trong h\u1ea7u h\u1ebft c\u00e1c ng\u00e0nh s\u1ea3n xu\u1ea5t v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 10 \u1ee9ng d\u1ee5ng NaOH ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay.<\/p>\n<p class=\"note\">Noi dung tham khao, vui long doi chieu MSDS.<\/p>\n<\/header>\n<figure><img decoding=\"async\" class=\"thumb lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2025\/01\/Xut-vay-hay-con-goi-la-Natri-Hydroxide-NaOH-png.webp\" alt=\"X\u00fat v\u1ea3y, hay c\u00f2n g\u1ecdi l\u00e0 Natri Hydroxide (NaOH)\" width=\"900\" height=\"500\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 900px; --smush-placeholder-aspect-ratio: 900\/500;\"><figcaption class=\"meta\" style=\"text-align:center\">X\u00fat v\u1ea3y, hay c\u00f2n g\u1ecdi l\u00e0 Natri Hydroxide (NaOH)<\/figcaption><\/figure>\n<div class=\"tag-list\"><span>\u1ee9ng d\u1ee5ng NaOH<\/span><span>top 10 NaOH<\/span><span>NaOH c\u00f4ng nghi\u1ec7p<\/span><span>x\u00fat trong s\u1ea3n xu\u1ea5t<\/span><span>NaOH 32%<\/span><span>NaOH 50%<\/span><\/div>\n<section id=\"10-ung-dung\">\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<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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#Top_10_ung_dung_NaOH_trong_san_xuat_cong_nghiep\" title=\"Top 10 \u1ee9ng d\u1ee5ng NaOH trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p\">Top 10 \u1ee9ng d\u1ee5ng NaOH trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#1_Xu_ly_nuoc_nuoc_thai\" title=\"1. X\u1eed l\u00fd n\u01b0\u1edbc &#038; n\u01b0\u1edbc th\u1ea3i\">1. X\u1eed l\u00fd n\u01b0\u1edbc &#038; n\u01b0\u1edbc th\u1ea3i<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#2_San_xuat_giay_bot_giay\" title=\"2. S\u1ea3n xu\u1ea5t gi\u1ea5y &#038; b\u1ed9t gi\u1ea5y\">2. S\u1ea3n xu\u1ea5t gi\u1ea5y &#038; b\u1ed9t gi\u1ea5y<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#3_Det_nhuom\" title=\"3. D\u1ec7t nhu\u1ed9m\">3. 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-5\" href=\"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#4_San_xuat_xa_phong_chat_tay_rua\" title=\"4. S\u1ea3n xu\u1ea5t x\u00e0 ph\u00f2ng &#038; ch\u1ea5t t\u1ea9y r\u1eeda\">4. S\u1ea3n xu\u1ea5t x\u00e0 ph\u00f2ng &#038; ch\u1ea5t t\u1ea9y r\u1eeda<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#5_Loc_dau_hoa_dau\" title=\"5. L\u1ecdc d\u1ea7u &#038; h\u00f3a d\u1ea7u\">5. L\u1ecdc d\u1ea7u &#038; h\u00f3a d\u1ea7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#6_San_xuat_nhom_Bayer_process\" title=\"6. S\u1ea3n xu\u1ea5t nh\u00f4m (Bayer process)\">6. S\u1ea3n xu\u1ea5t nh\u00f4m (Bayer process)<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#7_Thuc_pham_do_uong\" title=\"7. Th\u1ef1c ph\u1ea9m &#038; \u0111\u1ed3 u\u1ed1ng\">7. Th\u1ef1c ph\u1ea9m &#038; \u0111\u1ed3 u\u1ed1ng<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#8_Duoc_pham\" title=\"8. D\u01b0\u1ee3c ph\u1ea9m\">8. D\u01b0\u1ee3c ph\u1ea9m<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#9_Ma_dien_xu_ly_be_mat_kim_loai\" title=\"9. M\u1ea1 \u0111i\u1ec7n &#038; x\u1eed l\u00fd b\u1ec1 m\u1eb7t kim lo\u1ea1i\">9. M\u1ea1 \u0111i\u1ec7n &#038; x\u1eed l\u00fd b\u1ec1 m\u1eb7t kim lo\u1ea1i<\/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\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#10_Tai_che_xu_ly_chat_thai\" title=\"10. T\u00e1i ch\u1ebf &#038; x\u1eed l\u00fd ch\u1ea5t th\u1ea3i\">10. T\u00e1i ch\u1ebf &#038; x\u1eed l\u00fd ch\u1ea5t th\u1ea3i<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#Lien_he_Hoa_Chat_Loc_Thien\" title=\"Lien he Hoa Chat Loc Thien\">Lien he Hoa Chat Loc Thien<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/hoachatlocthien.com\/ko\/top-10-ung-dung-naoh-trong-san-xuat-cong-nghiep-2\/#FAQ\" title=\"FAQ\">FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Top_10_ung_dung_NaOH_trong_san_xuat_cong_nghiep\"><\/span>Top 10 \u1ee9ng d\u1ee5ng NaOH trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Xu_ly_nuoc_nuoc_thai\"><\/span>1. X\u1eed l\u00fd n\u01b0\u1edbc &#038; n\u01b0\u1edbc th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH 32% n\u00e2ng pH n\u01b0\u1edbc th\u1ea3i c\u00f3 t\u00ednh axit, k\u1ebft t\u1ee7a kim lo\u1ea1i n\u1eb7ng (Fe, Mn, Cu, Cr) d\u01b0\u1edbi d\u1ea1ng hydroxide, l\u00e0m m\u1ec1m n\u01b0\u1edbc c\u1ee9ng cacbonat trong th\u00e1p gi\u1ea3i nhi\u1ec7t v\u00e0 l\u00f2 h\u01a1i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_San_xuat_giay_bot_giay\"><\/span>2. S\u1ea3n xu\u1ea5t gi\u1ea5y &#038; b\u1ed9t gi\u1ea5y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong c\u00f4ng ngh\u1ec7 Kraft, NaOH 45\u201350% l\u00e0 t\u00e1c nh\u00e2n n\u1ea5u ch\u00ednh gi\u00fap t\u00e1ch lignin kh\u1ecfi cellulose, \u0111\u1ea1t \u0111\u1ed9 tr\u1eafng cao m\u00e0 th\u00e2n thi\u1ec7n m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Det_nhuom\"><\/span>3. D\u1ec7t nhu\u1ed9m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH d\u00f9ng trong n\u1ea5u, t\u1ea9y, mercerize s\u1ee3i cotton \u0111\u1ec3 lo\u1ea1i b\u1ecf d\u1ea7u s\u00e1p t\u1ef1 nhi\u00ean v\u00e0 t\u0103ng \u0111\u1ed9 b\u00f3ng \u2013 \u0111\u1ed9 b\u00e1m m\u00e0u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_San_xuat_xa_phong_chat_tay_rua\"><\/span>4. S\u1ea3n xu\u1ea5t x\u00e0 ph\u00f2ng &#038; ch\u1ea5t t\u1ea9y r\u1eeda<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH x\u00e0 ph\u00f2ng h\u00f3a d\u1ea7u\/m\u1ee1 \u0111\u1ed9ng th\u1ef1c v\u1eadt t\u1ea1o x\u00e0 ph\u00f2ng c\u1ee9ng. L\u00e0 nguy\u00ean li\u1ec7u cho n\u01b0\u1edbc r\u1eeda ch\u00e9n, n\u01b0\u1edbc gi\u1eb7t, ch\u1ea5t t\u1ea9y b\u1ed3n c\u1ea7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Loc_dau_hoa_dau\"><\/span>5. L\u1ecdc d\u1ea7u &#038; h\u00f3a d\u1ea7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lo\u1ea1i b\u1ecf h\u1ee3p ch\u1ea5t axit (mercaptan, H2S) v\u00e0 l\u01b0u hu\u1ef3nh trong x\u0103ng, diesel; trung h\u00f2a axit c\u00f2n d\u01b0 trong d\u1ea7u nh\u1eddn.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_San_xuat_nhom_Bayer_process\"><\/span>6. S\u1ea3n xu\u1ea5t nh\u00f4m (Bayer process)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH h\u00f2a tan nh\u00f4m hydroxide trong qu\u1eb7ng bauxite \u1edf nhi\u1ec7t \u0111\u1ed9 cao, t\u00e1ch Al2O3 (alumina) l\u00e0m nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t nh\u00f4m kim lo\u1ea1i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Thuc_pham_do_uong\"><\/span>7. Th\u1ef1c ph\u1ea9m &#038; \u0111\u1ed3 u\u1ed1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH food-grade x\u1eed l\u00fd \u00f4 liu, l\u00e0m b\u00e1nh pretzel, v\u1ec7 sinh CIP \u0111\u01b0\u1eddng \u1ed1ng nh\u00e0 m\u00e1y s\u1eefa, n\u01b0\u1edbc gi\u1ea3i kh\u00e1t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Duoc_pham\"><\/span>8. D\u01b0\u1ee3c ph\u1ea9m<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh pH dung d\u1ecbch, l\u00e0m t\u00e1 d\u01b0\u1ee3c, s\u1ea3n xu\u1ea5t aspirin v\u00e0 m\u1ed9t s\u1ed1 ho\u1ea1t ch\u1ea5t d\u01b0\u1ee3c t\u1ed5ng h\u1ee3p.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Ma_dien_xu_ly_be_mat_kim_loai\"><\/span>9. M\u1ea1 \u0111i\u1ec7n &#038; x\u1eed l\u00fd b\u1ec1 m\u1eb7t kim lo\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NaOH tham gia v\u00e0o dung d\u1ecbch t\u1ea9y d\u1ea7u m\u1ee1 \u0111i\u1ec7n h\u00f3a, t\u1ea9y nh\u00f4m, anodizing nh\u00f4m tr\u01b0\u1edbc khi m\u1ea1 ho\u1eb7c s\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_Tai_che_xu_ly_chat_thai\"><\/span>10. T\u00e1i ch\u1ebf &#038; x\u1eed l\u00fd ch\u1ea5t th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trung h\u00f2a axit th\u1ea3i, h\u1ea5p th\u1ee5 kh\u00ed axit (HCl, SO2, CO2) trong th\u00e1p scrubber, t\u00e1i ch\u1ebf d\u1ea7u nh\u1edbt v\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1 h\u00f3a ch\u1ea5t.<\/p>\n<\/section>\n<section id=\"lien-he\">\n<h2><span class=\"ez-toc-section\" id=\"Lien_he_Hoa_Chat_Loc_Thien\"><\/span>Lien he Hoa Chat Loc Thien<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Doi ngu ky thuat <strong>Hoa Chat Loc Thien<\/strong> san sang ho tro doanh nghiep.<\/p>\n<ul>\n<li>Hotline: <a href=\"tel:0979891929\">0979 89 1929<\/a><\/li>\n<li>Email: <a href=\"mailto:locthien@locthien.vn\">locthien@locthien.vn<\/a><\/li>\n<li>Website: <a href=\"https:\/\/hoachatlocthien.com\/\">hoachatlocthien.com\/<\/a><\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\" class=\"faq\">\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li><strong>NaOH c\u00f3 bao nhi\u00eau \u1ee9ng d\u1ee5ng ch\u00ednh trong c\u00f4ng nghi\u1ec7p?<\/strong><br \/>NaOH c\u00f3 h\u00e0ng ch\u1ee5c \u1ee9ng d\u1ee5ng nh\u01b0ng 10 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t g\u1ed3m: x\u1eed l\u00fd n\u01b0\u1edbc, s\u1ea3n xu\u1ea5t gi\u1ea5y, d\u1ec7t nhu\u1ed9m, x\u00e0 ph\u00f2ng, l\u1ecdc d\u1ea7u, s\u1ea3n xu\u1ea5t nh\u00f4m, th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c, m\u1ea1 \u0111i\u1ec7n v\u00e0 t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i.<\/li>\n<li><strong>Ng\u00e0nh n\u00e0o ti\u00eau th\u1ee5 NaOH nhi\u1ec1u nh\u1ea5t?<\/strong><br \/>S\u1ea3n xu\u1ea5t gi\u1ea5y v\u00e0 b\u1ed9t gi\u1ea5y, s\u1ea3n xu\u1ea5t nh\u00f4m, h\u00f3a ch\u1ea5t h\u1eefu c\u01a1, d\u1ec7t nhu\u1ed9m v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc l\u00e0 c\u00e1c ng\u00e0nh ti\u00eau th\u1ee5 NaOH l\u1edbn nh\u1ea5t to\u00e0n c\u1ea7u.<\/li>\n<li><strong>C\u00f3 th\u1ec3 thay th\u1ebf NaOH b\u1eb1ng KOH trong c\u00f4ng nghi\u1ec7p kh\u00f4ng?<\/strong><br \/>C\u00f3 th\u1ec3 thay trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng nh\u01b0 x\u00e0 ph\u00f2ng (x\u00e0 ph\u00f2ng kali m\u1ec1m), \u0111i\u1ec7n ph\u00e2n ho\u1eb7c d\u01b0\u1ee3c ph\u1ea9m. Tuy nhi\u00ean, NaOH c\u00f3 gi\u00e1 th\u00e0nh r\u1ebb h\u01a1n v\u00e0 s\u1eb5n c\u00f3 h\u01a1n n\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/li>\n<li><strong>Li\u1ec1u d\u00f9ng NaOH cho x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i bao nhi\u00eau?<\/strong><br \/>T\u00f9y pH \u0111\u1ea7u v\u00e0o v\u00e0 th\u00e0nh ph\u1ea7n n\u01b0\u1edbc th\u1ea3i. Th\u00f4ng th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng d\u00f9ng b\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng t\u1ef1 \u0111\u1ed9ng c\u0103n c\u1ee9 pH, l\u01b0\u1ee3ng NaOH 32% c\u00f3 th\u1ec3 t\u1eeb v\u00e0i ch\u1ee5c \u0111\u1ebfn v\u00e0i tr\u0103m gram cho m\u1ed7i m\u00b3 n\u01b0\u1edbc th\u1ea3i.<\/li>\n<li><strong>L\u1ed9c Thi\u00ean c\u00f3 h\u1ed7 tr\u1ee3 t\u01b0 v\u1ea5n \u1ee9ng d\u1ee5ng NaOH kh\u00f4ng?<\/strong><br \/>C\u00f3. \u0110\u1ed9i k\u1ef9 thu\u1eadt L\u1ed9c Thi\u00ean t\u01b0 v\u1ea5n ch\u1ecdn n\u1ed3ng \u0111\u1ed9, v\u1eadt li\u1ec7u b\u1ed3n, b\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 quy tr\u00ecnh an to\u00e0n cho t\u1eebng ng\u00e0nh s\u1ea3n xu\u1ea5t c\u1ee5 th\u1ec3.<\/li>\n<\/ol>\n<\/section>\n<\/article>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Organization\",\n      \"@id\": \"https:\/\/hoachatlocthien.com\/#org\",\n      \"name\": \"Hoa Chat Loc Thien\",\n    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