{"id":2027,"date":"2023-12-27T13:52:55","date_gmt":"2023-12-27T06:52:55","guid":{"rendered":"https:\/\/hoachatlocthien.com\/?p=2027"},"modified":"2024-12-02T13:41:20","modified_gmt":"2024-12-02T06:41:20","slug":"tim-hieu-ve-hoa-chat-sodium-hydroxide-45","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/zh\/tim-hieu-ve-hoa-chat-sodium-hydroxide-45","title":{"rendered":"T\u00ecm hi\u1ec3u v\u1ec1 h\u00f3a ch\u1ea5t Sodium Hydroxide 45%"},"content":{"rendered":"<p>H\u00f3a ch\u1ea5t Sodium Hydroxide 45%<strong><em>,<\/em><\/strong><em> hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>X\u00fat \u0103n da, Natri hydroxit<\/strong> \u6216 <strong>Caustic soda<\/strong>, c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 <strong>\u6c22\u6c27\u5316\u94a0<\/strong>, \u0111\u1ed3ng th\u1eddi l\u00e0 ch\u1ea5t ki\u1ec1m l\u1ecfng, trong su\u1ed1t, \u0103n m\u00f2n m\u1ea1nh, ch\u1ea5t n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong n\u1ec1n kinh t\u1ebf qu\u1ed1c gia v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean li\u1ec7u h\u00f3a ch\u1ea5t c\u01a1 b\u1ea3n kh\u00f4ng th\u1ec3 thi\u1ebfu. <\/em> <em>V\u00e0 \u0111\u1ec3 \u0111i s\u00e2u h\u01a1n v\u1ec1 h\u00f3a ch\u1ea5t n\u00e0y, <strong>\u7984\u5929<\/strong> s\u1ebd n\u00eau ra m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ti\u00eau bi\u1ec3u c\u1ee7a NaOH 45%.<\/em><\/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-ve-hoa-chat-sodium-hydroxide-45\/#Ung_dung_cua_NaOH_45\" title=\"\u1ee8ng d\u1ee5ng c\u1ee7a NaOH 45%\">\u1ee8ng d\u1ee5ng c\u1ee7a NaOH 45%<\/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-ve-hoa-chat-sodium-hydroxide-45\/#Dac_tinh_Natri_Hydroxide\" title=\"\u0110\u1eb7c t\u00ednh Natri Hydroxide\">\u0110\u1eb7c t\u00ednh Natri Hydroxide<\/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\/zh\/tim-hieu-ve-hoa-chat-sodium-hydroxide-45\/#Bao_quan_hoa_chat_Sodium_Hydroxide\" title=\"B\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t Sodium Hydroxide\">B\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t Sodium Hydroxide<\/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\/zh\/tim-hieu-ve-hoa-chat-sodium-hydroxide-45\/#Luu_y_ve_NaOH_45\" title=\"L\u01b0u \u00fd v\u1ec1 NaOH 45%\">L\u01b0u \u00fd v\u1ec1 NaOH 45%<\/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\/zh\/tim-hieu-ve-hoa-chat-sodium-hydroxide-45\/#Gia_xut_long_NaOH_la\" title=\"Gi\u00e1 x\u00fat l\u1ecfng (NaOH) l\u00e0\">Gi\u00e1 x\u00fat l\u1ecfng (NaOH) l\u00e0<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Ung_dung_cua_NaOH_45\"><\/span><strong>\u1ee8ng d\u1ee5ng c\u1ee7a NaOH 45%<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>Ch\u1ebf bi\u1ebfn x\u00e0 ph\u00f2ng, ch\u1ea5t t\u1ea9y v\u00e0 b\u1ed9t gi\u1eb7t<\/strong>\n<ul>\n<li>H\u00f3a ch\u1ea5t Sodium Hydroxide 45% \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t x\u00e0 ph\u00f2ng, ch\u1ea5t t\u1ea9y v\u00e0 b\u1ed9t gi\u1eb7t. \u0110\u1eb7c t\u00ednh t\u1ea9y r\u1eeda m\u1ea1nh m\u1ebd c\u1ee7a n\u00f3 gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft b\u1ea9n v\u00e0 ch\u1ea5t b\u1ea9n c\u1ee9ng \u0111\u1ea7u tr\u00ean b\u1ec1 m\u1eb7t c\u0169ng nh\u01b0 ph\u00e2n h\u1ee7y c\u00e1c ch\u1ea5t d\u01b0 th\u1eeba trong s\u1ea3n xu\u1ea5t s\u1ee3i t\u1ed5ng h\u1ee3p.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-1318 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/KOH-ung-dung-trong-san-xuat-xa-phong.jpg\" alt=\"H\u00f3a ch\u1ea5t Sodium Hydroxide 45% - L\u1ed9c Thi\u00ean\" width=\"500\" height=\"333\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/KOH-ung-dung-trong-san-xuat-xa-phong.jpg 900w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/KOH-ung-dung-trong-san-xuat-xa-phong-500x333.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\/333;\" \/><\/p>\n<ul>\n<li><strong>Ch\u1ebf bi\u1ebfn d\u1ea7u m\u1ecf v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c<\/strong>\n<ul>\n<li>X\u00fat c\u00f2n c\u00f3 \u1ee9ng d\u1ee5ng trong ch\u1ebf bi\u1ebfn d\u1ea7u m\u1ecf v\u00e0 m\u1ed9t s\u1ed1 ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf bi\u1ebfn d\u1ea7u m\u1ecf v\u00e0 l\u00e0m ch\u1ea5t x\u1eed l\u00fd trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. N\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/dieu-che-naoh-trong-cong-nghiep\/\" target=\"_new\" rel=\"noopener\">\u0111i\u1ec1u ch\u1ebf NaOH trong c\u00f4ng nghi\u1ec7p<\/a><\/strong>, h\u00e3y tham kh\u1ea3o b\u00e0i vi\u1ebft chi ti\u1ebft t\u1ea1i \u0111\u00e2y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e9f\u6c34\u5904\u7406<\/strong>\n<ul>\n<li>H\u00f3a ch\u1ea5t Sodium Hydroxide c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i do kh\u1ea3 n\u0103ng t\u1ea9y r\u1eeda v\u00e0 l\u00e0m s\u1ea1ch c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc th\u1ea3i, \u0111\u1ed3ng th\u1eddi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc trong m\u00f4i tr\u01b0\u1eddng ch\u1ee9a nhi\u1ec1u mu\u1ed1i v\u00e0 axit.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m<\/strong>\n<ul>\n<li>NaOH 45% c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 pha ch\u1ebf dung d\u1ecbch r\u1eeda chai l\u1ecd v\u00e0 thi\u1ebft b\u1ecb trong nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t bia. Ngo\u00e0i ra, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd rau c\u1ee7 qu\u1ea3 tr\u01b0\u1edbc khi \u0111\u00f3ng h\u1ed9p. H\u00e3y t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/naoh-la-gi\/\" target=\"_new\" rel=\"noopener\">NaOH l\u00e0 ch\u1ea5t g\u00ec<\/a><\/strong> \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 t\u00ednh ch\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a h\u00f3a ch\u1ea5t n\u00e0y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u1ea3n xu\u1ea5t gi\u1ea5y v\u00e0 b\u1ed9t gi\u1ea5y<\/strong>\n<ul>\n<li>Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t gi\u1ea5y v\u00e0 b\u1ed9t gi\u1ea5y, X\u00fat \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea9y tr\u1eafng v\u00e0 x\u1eed l\u00fd b\u1ed9t gi\u1ea5y. \u0110\u00e2y c\u0169ng l\u00e0 l\u00fd do t\u1ea1i sao lo\u1ea1i <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/xut-vay-naoh-99-trung-quoc\/\" target=\"_new\" rel=\"noopener\">x\u00fat v\u1ea3y NaOH 99<\/a><\/strong>, v\u1edbi n\u1ed3ng \u0111\u1ed9 cao, l\u1ea1i \u0111\u01b0\u1ee3c \u01b0u ti\u00ean trong c\u00e1c quy tr\u00ecnh y\u00eau c\u1ea7u ch\u1ea5t l\u01b0\u1ee3ng cao. N\u1ebfu b\u1ea1n \u0111ang th\u1eafc m\u1eafc <strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/xut-naoh\/\" target=\"_new\" rel=\"noopener\">mua x\u00fat NaOH \u1edf \u0111\u00e2u<\/a><\/strong>, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Dac_tinh_Natri_Hydroxide\"><\/span><strong>\u0110\u1eb7c t\u00ednh Natri Hydroxide<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_2031\" aria-describedby=\"caption-attachment-2031\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-2031 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-2.jpg\" alt=\"H\u00f3a ch\u1ea5t Sodium Hydroxide 45% - L\u1ed9c Thi\u00ean\" width=\"500\" height=\"365\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-2.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-2-500x365.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;\" \/><figcaption id=\"caption-attachment-2031\" class=\"wp-caption-text\">C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc NaOH<\/figcaption><\/figure>\n<ul>\n<li><strong>N\u1ed3ng \u0111\u1ed9<\/strong>: Natri Hydroxide c\u00f3 n\u1ed3ng \u0111\u1ed9 45% NaOH, t\u1ee9c l\u00e0 45 gram NaOH trong m\u1ed7i 100 gram dung d\u1ecbch.<\/li>\n<li><strong>M\u00e0u s\u1eafc<\/strong>: <a href=\"https:\/\/hoachatlocthien.com\/zh\/xut-long-naoh-45\/\">X\u00fat l\u1ecfng 45%<\/a> th\u01b0\u1eddng c\u00f3 m\u00e0u trong su\u1ed1t ho\u1eb7c m\u00e0u tr\u1eafng l\u1ee3t.<\/li>\n<li><strong>\u6c14\u5473<\/strong>: H\u00f3a ch\u1ea5t Sodium Hydroxide th\u01b0\u1eddng kh\u00f4ng c\u00f3 m\u00f9i \u0111\u1eb7c tr\u01b0ng.<\/li>\n<li><strong>\u5bc6\u5ea6<\/strong>: Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a NaOH 45% kho\u1ea3ng 1.50 g\/cm\u00b3.<\/li>\n<li><strong>\u6cb8\u70b9<\/strong>: \u0111i\u1ec3m s\u00f4i \u1edf kho\u1ea3ng 100 \u0111\u1ed9 C \u1edf \u00e1p su\u1ea5t b\u00ecnh th\u01b0\u1eddng.<\/li>\n<li><strong>\u0110\u1ed9 pH<\/strong>: Dung d\u1ecbch x\u00fat 45% c\u00f3 t\u00ednh ki\u1ec1m m\u1ea1nh v\u00e0 c\u00f3 \u0111\u1ed9 pH cao, th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng 13-14.<\/li>\n<li><strong>T\u00ednh \u1ed5n \u0111\u1ecbnh<\/strong>: X\u00fat 45% c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n gi\u1ea3i d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 trong th\u1eddi gian d\u00e0i h\u1ea1n, v\u00ec v\u1eady c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong \u0111i\u1ec1u ki\u1ec7n m\u00e1t m\u1ebb v\u00e0 n\u01a1i kh\u00f4 r\u00e1o.<\/li>\n<li><strong>T\u00ednh \u0103n m\u00f2n<\/strong>: l\u00e0 m\u1ed9t ch\u1ea5t \u0103n m\u00f2n m\u1ea1nh v\u00e0 c\u00f3 th\u1ec3 \u0103n m\u00f2n \u0111\u01b0\u1ee3c nhi\u1ec1u v\u1eadt li\u1ec7u nh\u01b0 kim lo\u1ea1i, nh\u1ef1a, g\u1ed7,\u2026 \u0111\u1eb7c bi\u1ec7t l\u00e0 g\u00e2y h\u1ea1i nghi\u00eam tr\u1ecdng cho da l\u1eabn m\u00f4i tr\u01b0\u1eddng n\u00ean c\u1ea7n ph\u1ea3i s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Bao_quan_hoa_chat_Sodium_Hydroxide\"><\/span><strong>B\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t Sodium Hydroxide<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 b\u1ea3o qu\u1ea3n Sodium Hydroxide NaOH an to\u00e0n, b\u1ea1n c\u1ea7n tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn sau \u0111\u00e2y:<\/p>\n<ul>\n<li>X\u00fat l\u1ecfng c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong v\u1eadt ch\u1ee9a \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u ch\u1ed1ng \u0103n m\u00f2n, ch\u1eb3ng h\u1ea1n nh\u01b0 polyethylene (PE) ho\u1eb7c ch\u1ecbu \u0103n m\u00f2n. \u0110\u1ea3m b\u1ea3o r\u1eb1ng can, b\u1ed3n ch\u1ee9a kh\u00f4ng b\u1ecb h\u1edf ho\u1eb7c n\u1ee9t.<\/li>\n<li>\u0110\u1eb7t NaOH \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng v\u00e0 trong m\u00f4i tr\u01b0\u1eddng kh\u00f4 r\u00e1o. Tr\u00e1nh l\u01b0u tr\u1eef \u1edf n\u01a1i c\u00f3 nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao hay qu\u00e1 th\u1ea5p.<\/li>\n<li>NaOH l\u1ecfng c\u00f3 kh\u1ea3 n\u0103ng h\u00fat \u1ea9m v\u00e0 t\u1ea1o ra nhi\u1ec7t \u0111\u1ed9 cao khi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, do \u0111\u00f3, c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u1eafp \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00f3ng k\u00edn sau khi s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n kh\u00f4ng kh\u00ed v\u00e0 n\u01b0\u1edbc ti\u1ebfp x\u00fac.<\/li>\n<li>\u0110\u00e1nh d\u1ea5u bao ch\u1ee9a x\u00fat l\u1ecfng b\u1eb1ng c\u00e1c nh\u00e3n h\u00f3a ch\u1ea5t ch\u1ee9a th\u00f4ng tin v\u1ec1 n\u1ed3ng \u0111\u1ed9, t\u00ean h\u00f3a ch\u1ea5t v\u00e0 bi\u1ec3u t\u01b0\u1ee3ng nguy hi\u1ec3m \u0111\u1ec3 nh\u1eadn bi\u1ebft d\u1ec5 d\u00e0ng.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 t\u00ecnh tr\u1ea1ng c\u1ee7a bao ch\u1ee9a v\u00e0 x\u00fat l\u1ecfng \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd k\u1ecbp th\u1eddi b\u1ea5t k\u1ef3 h\u1ecfng h\u00f3c n\u00e0o.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Luu_y_ve_NaOH_45\"><\/span><strong>L\u01b0u \u00fd v\u1ec1 NaOH 45%<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng <strong>\u6db2\u4f53 \u8403\u53d6<\/strong>:<\/p>\n<figure id=\"attachment_1068\" aria-describedby=\"caption-attachment-1068\" style=\"width: 861px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-1068 size-full lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/hoachatlocthien.com_-e1700799520942.png\" alt=\"hoachatlocthien\" width=\"861\" height=\"688\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/hoachatlocthien.com_-e1700799520942.png 861w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/11\/hoachatlocthien.com_-e1700799520942-500x400.png 500w\" data-sizes=\"(max-width: 861px) 100vw, 861px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 861px; --smush-placeholder-aspect-ratio: 861\/688;\" \/><figcaption id=\"caption-attachment-1068\" class=\"wp-caption-text\">M\u1eb7c \u0111\u1ed3 b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n khi l\u00e0m vi\u1ec7c v\u1edbi X\u00fat<\/figcaption><\/figure>\n<ul>\n<li>Trang b\u1ecb m\u1eaft k\u00ednh, \u0111\u1ed3 b\u1ed9, g\u0103ng tay, gi\u00e0y b\u1ea3o h\u1ed9, v\u00e0 n\u00f3n \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u1eaft, da, v\u00e0 h\u1ec7 h\u00f4 h\u1ea5p kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t.<\/li>\n<li>S\u1eed d\u1ee5ng x\u00fat l\u1ecfng trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ee7 th\u00f4ng gi\u00f3 \u0111\u1ec3 tr\u00e1nh h\u00edt ph\u1ea3i h\u01a1i x\u00fat. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi x\u00fat l\u1ecfng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong quy tr\u00ecnh \u0111\u00f2i h\u1ecfi ti\u1ebfp x\u00fac d\u00e0i h\u1ea1n.<\/li>\n<li>N\u1ebfu v\u00f4 t\u00ecnh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp, ngay l\u1eadp t\u1ee9c r\u1eeda nhi\u1ec1u n\u01b0\u1edbc \u0111\u1ec3 l\u00e0m tr\u00f4i ch\u1ea5t v\u00e0 tham kh\u1ea3o \u00fd ki\u1ebfn b\u00e1c s\u0129.<\/li>\n<li>Sodium Hydroxide c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t v\u00e0 g\u00e2y ra ph\u1ea3n \u1ee9ng nguy hi\u1ec3m n\u00ean c\u1ea7n tr\u00e1nh pha tr\u1ed9n x\u00fat l\u1ecfng v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1c m\u00e0 kh\u00f4ng c\u00f3 h\u01b0\u1edbng d\u1eabn c\u1ee5 th\u1ec3 hay ch\u01b0a c\u00f3 kinh nghi\u1ec7m l\u00e0m vi\u1ec7c v\u1edbi h\u00f3a ch\u1ea5t.<\/li>\n<li>Lu\u00f4n tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 quy \u0111\u1ecbnh an to\u00e0n c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u1ec1 s\u1eed d\u1ee5ng x\u00fat l\u1ecfng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Gia_xut_long_NaOH_la\"><\/span><strong>Gi\u00e1 x\u00fat l\u1ecfng (NaOH) l\u00e0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1ebfu qu\u00fd v\u1ecb \u0111ang t\u00ecm mua <strong>h\u00f3a ch\u1ea5t Sodium Hydroxide<\/strong> ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u00e1ng tin c\u1eady, ch\u00fang t\u00f4i, <strong>\u6d1b\u5929\u5316\u5de5<\/strong>, t\u1ef1 h\u00e0o v\u1ec1 s\u1ef1 d\u00e0y d\u1eb7n kinh nghi\u1ec7m c\u1ee7a m\u00ecnh trong l\u0129nh v\u1ef1c h\u00f3a ch\u1ea5t v\u00e0 m\u00f4i tr\u01b0\u1eddng, ch\u00fang t\u00f4i \u0111\u00e3 x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c danh ti\u1ebfng l\u00e0 \u0111\u1ed1i t\u00e1c \u0111\u00e1ng tin c\u1eady c\u1ee7a nhi\u1ec1u doanh nghi\u1ec7p n\u01b0\u1edbc ngo\u00e0i c\u0169ng nh\u01b0 doanh nghi\u1ec7p trong n\u01b0\u1edbc. \u0110\u1ec3 nh\u1eadn b\u00e1o gi\u00e1 ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed v\u00e0\u00a0 \u0111\u01b0\u1ee3c s\u1ef1 t\u01b0 v\u1ea5n k\u1ef9 h\u01a1n v\u1ec1 <strong>h\u00f3a ch\u1ea5t x\u00fat 45%,<\/strong> xin vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i qua s\u1ed1 <strong>0979 89 1929 <\/strong>ho\u1eb7c \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn d\u01b0\u1edbi ph\u1ea7n b\u00e0i vi\u1ebft.<\/p>\n<figure id=\"attachment_2029\" aria-describedby=\"caption-attachment-2029\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-2029 lazyload\" data-src=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-4.jpg\" alt=\"H\u00f3a ch\u1ea5t L\u1ed9c Thi\u00ean\" width=\"500\" height=\"365\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-4.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2023\/12\/NaOH-45-4-500x365.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;\" \/><figcaption id=\"caption-attachment-2029\" class=\"wp-caption-text\">H\u00f3a ch\u1ea5t Sodium Hydroxide 45% t\u1ea1i kho c\u1ee7a L\u1ed9c Thi\u00ean<\/figcaption><\/figure>\n<hr \/>\n<div class=\"row row-collapse row-full-width\"  id=\"row-466161164\">\n\n\n\t<div id=\"col-354482130\" 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-2049232753\" 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 Sodium Hydroxide 45%, hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 X\u00fat \u0103n da, Natri hydroxit ho\u1eb7c Caustic soda, c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 NaOH, \u0111\u1ed3ng th\u1eddi l\u00e0 ch\u1ea5t ki\u1ec1m l\u1ecfng, trong su\u1ed1t, \u0103n m\u00f2n m\u1ea1nh, ch\u1ea5t n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong n\u1ec1n kinh t\u1ebf qu\u1ed1c gia v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean 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