{"id":9035,"date":"2026-05-06T08:00:00","date_gmt":"2026-05-06T08:00:00","guid":{"rendered":"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/"},"modified":"2026-05-20T10:10:55","modified_gmt":"2026-05-20T03:10:55","slug":"acid-h2so4-la-gi-2","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/en\/acid-h2so4-la-gi-2","title":{"rendered":"Acid H2SO4 L\u00e0 G\u00ec? T\u00ednh Ch\u1ea5t, \u1ee8ng D\u1ee5ng V\u00e0 L\u01b0u \u00dd S\u1eed D\u1ee5ng"},"content":{"rendered":"<article>\n<header class=\"hero\">\n<div class=\"kicker\">Acid H2SO4<\/div>\n<h1>Acid H2SO4 L\u00e0 G\u00ec? T\u00ednh Ch\u1ea5t, \u1ee8ng D\u1ee5ng V\u00e0 L\u01b0u \u00dd S\u1eed D\u1ee5ng<\/h1>\n<p class=\"meta\">Bien soan boi doi ngu ky thuat <strong>Hoa Chat Loc Thien<\/strong>.<\/p>\n<p><strong>Acid H2SO4 (axit sulfuric)<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p quan tr\u1ecdng nh\u1ea5t th\u1ebf gi\u1edbi. H2SO4 l\u00e0 axit nh\u1ecb ch\u1ee9c, m\u1ea1nh, c\u00f3 t\u00ednh h\u00e1o n\u01b0\u1edbc v\u00e0 oxy h\u00f3a, \u0111\u01b0\u1ee3c d\u00f9ng t\u1eeb s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n \u0111\u1ebfn acquy \u00f4 t\u00f4.<\/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\/03\/h2so4-loang-png.webp\" alt=\"h2so4 lo\u00e3ng\" 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\">h2so4 lo\u00e3ng<\/figcaption><\/figure>\n<div class=\"tag-list\"><span>acid H2SO4 l\u00e0 g\u00ec<\/span><span>axit sulfuric<\/span><span>H2SO4 98%<\/span><span>axit nh\u1ecb ch\u1ee9c<\/span><span>\u1ee9ng d\u1ee5ng H2SO4<\/span><\/div>\n<section id=\"dinh-nghia\">\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\/en\/acid-h2so4-la-gi-2\/#1_Acid_H2SO4_la_gi\" title=\"1. Acid H2SO4 l\u00e0 g\u00ec?\">1. Acid H2SO4 l\u00e0 g\u00ec?<\/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\/en\/acid-h2so4-la-gi-2\/#2_Tinh_chat_H2SO4\" title=\"2. T\u00ednh ch\u1ea5t H2SO4\">2. T\u00ednh ch\u1ea5t H2SO4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hoachatlocthien.com\/en\/acid-h2so4-la-gi-2\/#3_Ung_dung_cua_H2SO4\" title=\"3. \u1ee8ng d\u1ee5ng c\u1ee7a H2SO4\">3. \u1ee8ng d\u1ee5ng c\u1ee7a H2SO4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/hoachatlocthien.com\/en\/acid-h2so4-la-gi-2\/#4_Luu_y_quan_trong_khi_su_dung_H2SO4\" title=\"4. L\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng H2SO4\">4. L\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng H2SO4<\/a><\/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\/acid-h2so4-la-gi-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-6\" href=\"https:\/\/hoachatlocthien.com\/en\/acid-h2so4-la-gi-2\/#FAQ\" title=\"FAQ\">FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"1_Acid_H2SO4_la_gi\"><\/span>1. Acid H2SO4 l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>H2SO4 (axit sulfuric, vitriol) l\u00e0 axit v\u00f4 c\u01a1 ch\u1ee9a 2 nguy\u00ean t\u1eed H, 1 nguy\u00ean t\u1eed S v\u00e0 4 nguy\u00ean t\u1eed O. Trong t\u1ef1 nhi\u00ean, H2SO4 ch\u1ec9 t\u1ed3n t\u1ea1i trong c\u00e1c v\u00f9ng n\u00fai l\u1eeda ho\u1ea1t \u0111\u1ed9ng. Trong c\u00f4ng nghi\u1ec7p, H2SO4 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t ch\u1ee7 y\u1ebfu b\u1eb1ng quy tr\u00ecnh Contact (\u0111\u1ed1t S \u2192 SO2 \u2192 SO3 \u2192 H2SO4).<\/p>\n<\/section>\n<section id=\"tinh-chat\">\n<h2><span class=\"ez-toc-section\" id=\"2_Tinh_chat_H2SO4\"><\/span>2. T\u00ednh ch\u1ea5t H2SO4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table class='specs'>\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>Gi\u00e1 tr\u1ecb<\/th>\n<\/tr>\n<tr>\n<td>Tr\u1ea1ng th\u00e1i<\/td>\n<td>L\u1ecfng nh\u1edbt, kh\u00f4ng m\u00e0u ho\u1eb7c v\u00e0ng nh\u1ea1t<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang<\/td>\n<td>~ 1,84 g\/mL \u1edf 98%<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 s\u00f4i<\/td>\n<td>337\u00b0C \u1edf 98%<\/td>\n<\/tr>\n<tr>\n<td>T\u00ednh axit<\/td>\n<td>Axit m\u1ea1nh, nh\u1ecb ch\u1ee9c<\/td>\n<\/tr>\n<tr>\n<td>T\u00ednh ch\u1ea5t kh\u00e1c<\/td>\n<td>H\u00e1o n\u01b0\u1edbc, oxy h\u00f3a, carbon h\u00f3a h\u1eefu c\u01a1<\/td>\n<\/tr>\n<\/table>\n<\/section>\n<figure style=\"margin:18px 0;text-align:center;\"><img decoding=\"async\" class=\"thumb lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2025\/03\/h2so41.webp\" alt=\"h2so41\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 520px; --smush-placeholder-aspect-ratio: 520\/400;\"><figcaption class=\"meta\">h2so41<\/figcaption><\/figure>\n<section id=\"ung-dung\">\n<h2><span class=\"ez-toc-section\" id=\"3_Ung_dung_cua_H2SO4\"><\/span>3. \u1ee8ng d\u1ee5ng c\u1ee7a H2SO4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>S\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n (60% s\u1ea3n l\u01b0\u1ee3ng to\u00e0n c\u1ea7u).<\/li>\n<li>S\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t c\u01a1 b\u1ea3n: HCl, HF, Na2SO4.<\/li>\n<li>L\u1ecdc d\u1ea7u, h\u00f3a d\u1ea7u.<\/li>\n<li>Luy\u1ec7n kim, th\u1ee7y luy\u1ec7n.<\/li>\n<li>Acquy ch\u00ec-axit.<\/li>\n<li>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/li>\n<\/ul>\n<\/section>\n<section id=\"luu-y\">\n<h2><span class=\"ez-toc-section\" id=\"4_Luu_y_quan_trong_khi_su_dung_H2SO4\"><\/span>4. L\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng H2SO4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Pha lo\u00e3ng \u0111\u00fang: \u0111\u1ed5 axit v\u00e0o n\u01b0\u1edbc, c\u00f3 khu\u1ea5y.<\/li>\n<li>B\u1ed3n ch\u1ee9a th\u00e9p cacbon (96\u201398%), th\u00e9p kh\u00f4ng g\u1ec9 316L ho\u1eb7c PE\/PP\/PTFE t\u00f9y n\u1ed3ng \u0111\u1ed9.<\/li>\n<li>C\u00e1ch ly v\u1edbi NaOH, kim lo\u1ea1i ki\u1ec1m, ch\u1ea5t h\u1eefu c\u01a1 d\u1ec5 ch\u00e1y.<\/li>\n<li>PPE: k\u00ednh, m\u1eb7t n\u1ea1, g\u0103ng tay butyl, \u1ee7ng, t\u1ea1p d\u1ec1.<\/li>\n<li>C\u00f3 v\u00f2i r\u1eeda kh\u1ea9n c\u1ea5p v\u00e0 ph\u01b0\u01a1ng \u00e1n trung h\u00f2a Na2CO3, v\u00f4i.<\/li>\n<\/ul>\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>Acid H2SO4 l\u00e0 g\u00ec?<\/strong><br \/>H2SO4 l\u00e0 axit sulfuric \u2013 axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ecb ch\u1ee9c, c\u00f3 t\u00ednh h\u00e1o n\u01b0\u1edbc v\u00e0 oxy h\u00f3a. \u0110\u00e2y l\u00e0 h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p c\u00f3 s\u1ea3n l\u01b0\u1ee3ng l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi.<\/li>\n<li><strong>T\u1ea1i sao H2SO4 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8216;m\u00e1u c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p&#8217;?<\/strong><br \/>V\u00ec H2SO4 l\u00e0 nguy\u00ean li\u1ec7u c\u01a1 b\u1ea3n cho h\u1ea7u h\u1ebft c\u00e1c ng\u00e0nh: ph\u00e2n b\u00f3n, h\u00f3a ch\u1ea5t, l\u1ecdc d\u1ea7u, luy\u1ec7n kim, acquy. Ti\u00eau th\u1ee5 H2SO4 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m ch\u1ec9 b\u00e1o ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p c\u1ee7a m\u1ed9t qu\u1ed1c gia.<\/li>\n<li><strong>H2SO4 n\u1ed3ng \u0111\u1ed9 n\u00e0o ph\u1ed5 bi\u1ebfn nh\u1ea5t?<\/strong><br \/>Ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 H2SO4 98% (axit \u0111\u1eb7c), ti\u1ebfp theo l\u00e0 96% v\u00e0 70%. M\u1ed9t s\u1ed1 ng\u00e0nh \u0111\u1eb7c bi\u1ec7t d\u00f9ng oleum 20% (H2SO4 + SO3) ho\u1eb7c dung d\u1ecbch lo\u00e3ng 30\u201337% (acquy).<\/li>\n<li><strong>V\u00ec sao ph\u1ea3i pha lo\u00e3ng H2SO4 c\u1ea9n th\u1eadn?<\/strong><br \/>V\u00ec H2SO4 h\u00e1o n\u01b0\u1edbc, ph\u1ea3n \u1ee9ng pha lo\u00e3ng t\u1ecfa nhi\u1ec7t r\u1ea5t l\u1edbn (~880 J\/g). Sai quy tr\u00ecnh (\u0111\u1ed5 n\u01b0\u1edbc v\u00e0o H2SO4) s\u1ebd l\u00e0m n\u01b0\u1edbc b\u1ed1c h\u01a1i \u0111\u1ed9t ng\u1ed9t, b\u1eafn axit n\u00f3ng g\u00e2y b\u1ecfng n\u1eb7ng.<\/li>\n<li><strong>Mua acid H2SO4 c\u00f4ng nghi\u1ec7p \u1edf \u0111\u00e2u?<\/strong><br \/>H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean cung c\u1ea5p H2SO4 70%\/96%\/98% v\u1edbi COA, MSDS, \u0111\u00f3ng can\/IBC\/xe b\u1ed3n theo y\u00eau c\u1ea7u, k\u00e8m t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u1ec1 kho ch\u1ee9a v\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1.<\/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      \"url\": \"https:\/\/hoachatlocthien.com\/\",\n      \"logo\": \"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2025\/02\/logo-locthien.png\",\n      \"telephone\": \"+84979891929\",\n      \"email\": \"locthien@locthien.vn\"\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"@id\": \"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/#breadcrumb\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Trang chu\",\n          \"item\": \"https:\/\/hoachatlocthien.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p\",\n          \"item\": \"https:\/\/hoachatlocthien.com\/kien-thuc-hoa-chat\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"Acid H2SO4 L\u00e0 G\u00ec? T\u00ednh Ch\u1ea5t, \u1ee8ng D\u1ee5ng V\u00e0 L\u01b0u \u00dd S\u1eed D\u1ee5ng\",\n          \"item\": \"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"Article\",\n      \"@id\": \"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/#article\",\n      \"headline\": \"Acid H2SO4 L\u00e0 G\u00ec? T\u00ednh Ch\u1ea5t, \u1ee8ng D\u1ee5ng V\u00e0 L\u01b0u \u00dd S\u1eed D\u1ee5ng\",\n      \"description\": \"Acid H2SO4 (axit sulfuric) l\u00e0 axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ecb ch\u1ee9c, h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi. T\u1ed5ng h\u1ee3p \u0111\u1ecbnh ngh\u0129a, t\u00ednh ch\u1ea5t, \u1ee9ng d\u1ee5ng v\u00e0 l\u01b0u \u00fd quan tr\u1ecdng.\",\n      \"image\": \"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2025\/03\/h2so4-loang-png.webp\",\n      \"datePublished\": \"2026-05-06T08:00:00+07:00\",\n      \"dateModified\": \"2026-05-06T08:00:00+07:00\",\n      \"author\": {\n        \"@type\": \"Organization\",\n        \"@id\": \"https:\/\/hoachatlocthien.com\/#org\",\n        \"name\": \"Hoa Chat Loc Thien\"\n      },\n      \"publisher\": {\n        \"@type\": \"Organization\",\n        \"@id\": \"https:\/\/hoachatlocthien.com\/#org\"\n      },\n      \"mainEntityOfPage\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/\"\n      },\n      \"articleSection\": [\n        \"H\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p\",\n        \"Axit sulfuric\"\n      ],\n      \"keywords\": [\n        \"acid H2SO4 l\u00e0 g\u00ec\",\n        \"axit sulfuric\",\n        \"H2SO4 98%\",\n        \"axit nh\u1ecb ch\u1ee9c\",\n        \"\u1ee9ng d\u1ee5ng H2SO4\"\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/hoachatlocthien.com\/acid-h2so4-la-gi\/#faq-schema\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Acid H2SO4 l\u00e0 g\u00ec?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"H2SO4 l\u00e0 axit sulfuric \u2013 axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ecb ch\u1ee9c, c\u00f3 t\u00ednh h\u00e1o n\u01b0\u1edbc v\u00e0 oxy h\u00f3a. \u0110\u00e2y l\u00e0 h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p c\u00f3 s\u1ea3n l\u01b0\u1ee3ng l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"T\u1ea1i sao H2SO4 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 'm\u00e1u c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p'?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"V\u00ec H2SO4 l\u00e0 nguy\u00ean li\u1ec7u c\u01a1 b\u1ea3n cho h\u1ea7u h\u1ebft c\u00e1c ng\u00e0nh: ph\u00e2n b\u00f3n, h\u00f3a ch\u1ea5t, l\u1ecdc d\u1ea7u, luy\u1ec7n kim, acquy. Ti\u00eau th\u1ee5 H2SO4 th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m ch\u1ec9 b\u00e1o ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p c\u1ee7a m\u1ed9t qu\u1ed1c gia.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"H2SO4 n\u1ed3ng \u0111\u1ed9 n\u00e0o ph\u1ed5 bi\u1ebfn nh\u1ea5t?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 H2SO4 98% (axit \u0111\u1eb7c), ti\u1ebfp theo l\u00e0 96% v\u00e0 70%. M\u1ed9t s\u1ed1 ng\u00e0nh \u0111\u1eb7c bi\u1ec7t d\u00f9ng oleum 20% (H2SO4 + SO3) ho\u1eb7c dung d\u1ecbch lo\u00e3ng 30\u201337% (acquy).\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"V\u00ec sao ph\u1ea3i pha lo\u00e3ng H2SO4 c\u1ea9n th\u1eadn?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"V\u00ec H2SO4 h\u00e1o n\u01b0\u1edbc, ph\u1ea3n \u1ee9ng pha lo\u00e3ng t\u1ecfa nhi\u1ec7t r\u1ea5t l\u1edbn (~880 J\/g). Sai quy tr\u00ecnh (\u0111\u1ed5 n\u01b0\u1edbc v\u00e0o H2SO4) s\u1ebd l\u00e0m n\u01b0\u1edbc b\u1ed1c h\u01a1i \u0111\u1ed9t ng\u1ed9t, b\u1eafn axit n\u00f3ng g\u00e2y b\u1ecfng n\u1eb7ng.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Mua acid H2SO4 c\u00f4ng nghi\u1ec7p \u1edf \u0111\u00e2u?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"H\u00f3a Ch\u1ea5t L\u1ed9c Thi\u00ean cung c\u1ea5p H2SO4 70%\/96%\/98% v\u1edbi COA, MSDS, \u0111\u00f3ng can\/IBC\/xe b\u1ed3n theo y\u00eau c\u1ea7u, k\u00e8m t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u1ec1 kho ch\u1ee9a v\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Acid H2SO4 (axit sulfuric) l\u00e0 axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ecb ch\u1ee9c, h\u00f3a ch\u1ea5t c\u00f4ng nghi\u1ec7p l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi. T\u1ed5ng h\u1ee3p \u0111\u1ecbnh ngh\u0129a, t\u00ednh ch\u1ea5t, \u1ee9ng d\u1ee5ng v\u00e0 l\u01b0u \u00fd quan tr\u1ecdng.<\/p>","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1233],"tags":[1358,1360,202,1250,1251],"class_list":["post-9035","post","type-post","status-publish","format-standard","hentry","category-hoa-chat-cong-nghiep","tag-acid-h2so4-la-gi","tag-axit-nhi-chuc","tag-axit-sulfuric","tag-h2so4-98","tag-ung-dung-h2so4"],"acf":[],"_links":{"self":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/9035","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/comments?post=9035"}],"version-history":[{"count":1,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/9035\/revisions"}],"predecessor-version":[{"id":9068,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/posts\/9035\/revisions\/9068"}],"wp:attachment":[{"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/media?parent=9035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/categories?post=9035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/en\/wp-json\/wp\/v2\/tags?post=9035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}