{"id":3019,"date":"2024-03-07T16:52:00","date_gmt":"2024-03-07T09:52:00","guid":{"rendered":"https:\/\/hoachatlocthien.com\/?p=3019"},"modified":"2025-07-17T15:32:26","modified_gmt":"2025-07-17T08:32:26","slug":"ung-dung-axit-hno3-ra-sao","status":"publish","type":"post","link":"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao","title":{"rendered":"\u1ee8ng D\u1ee5ng Axit HNO3 Ra Sao?"},"content":{"rendered":"<p>\u785d\u9178<strong>\u785d\u9178<\/strong>) l\u00e0 m\u1ed9t trong nh\u1eefng <strong>axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ea5t<\/strong>, c\u00f3 kh\u1ea3 n\u0103ng <strong>oxy h\u00f3a cao<\/strong>, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p. H\u00f3a ch\u1ea5t n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong <strong>s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n<\/strong>, <strong>t\u1ea9y r\u1eeda kim lo\u1ea1i<\/strong>, <strong>ch\u1ebf t\u1ea1o thu\u1ed1c nhu\u1ed9m<\/strong>, <strong>t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t h\u1eefu c\u01a1<\/strong> v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c. Trong b\u00e0i vi\u1ebft n\u00e0y, <strong>\u7984\u5929<\/strong> s\u1ebd gi\u00fap b\u1ea1n kh\u00e1m ph\u00e1 <strong>chi ti\u1ebft \u1ee9ng d\u1ee5ng c\u1ee7a axit nitric<\/strong>, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p nh\u1eefng th\u00f4ng tin quan tr\u1ecdng li\u00ean quan \u0111\u1ebfn h\u00f3a ch\u1ea5t n\u00e0y.\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\">\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\/ung-dung-axit-hno3-ra-sao\/#Axit_Nitric_La_Gi\" title=\"Axit Nitric L\u00e0 G\u00ec?\">Axit Nitric 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\/zh\/ung-dung-axit-hno3-ra-sao\/#Tinh_Chat_Vat_Ly\" title=\"\u7269\u7406\u6027\u8d28\">\u7269\u7406\u6027\u8d28<\/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\/ung-dung-axit-hno3-ra-sao\/#Tinh_Chat_Hoa_Hoc\" title=\"\u5316\u5b66\u6027\u8d28\">\u5316\u5b66\u6027\u8d28<\/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\/ung-dung-axit-hno3-ra-sao\/#Dieu_Che_Axit_HNO3\" title=\"\u0110i\u1ec1u Ch\u1ebf Axit HNO3\">\u0110i\u1ec1u Ch\u1ebf Axit HNO3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#Trong_phong_thi_nghiem\" title=\"Trong ph\u00f2ng th\u00ed nghi\u1ec7m\">Trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/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\/zh\/ung-dung-axit-hno3-ra-sao\/#Trong_cong_nghiep\" title=\"Trong c\u00f4ng nghi\u1ec7p\">Trong c\u00f4ng nghi\u1ec7p<\/a><\/li><\/ul><\/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\/zh\/ung-dung-axit-hno3-ra-sao\/#Ung_Dung_Axit_HNO3_Ra_Sao\" title=\"\u1ee8ng D\u1ee5ng Axit HNO3 Ra Sao?\">\u1ee8ng D\u1ee5ng Axit HNO3 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-8\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#HNO3_trong_moi_truong_thi_nghiem\" title=\"HNO3 trong m\u00f4i tr\u01b0\u1eddng th\u00ed nghi\u1ec7m\">HNO3 trong m\u00f4i tr\u01b0\u1eddng th\u00ed nghi\u1ec7m<\/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\/ung-dung-axit-hno3-ra-sao\/#HNO3_trong_nganh_cong_nghiep\" title=\"HNO3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p\">HNO3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/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\/ung-dung-axit-hno3-ra-sao\/#Luu_y_khi_su_dung_HNO3\" title=\"L\u01b0u \u00fd khi s\u1eed d\u1ee5ng HNO3\">L\u01b0u \u00fd khi s\u1eed d\u1ee5ng HNO3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#Ket_Luan\" title=\"K\u1ebft Lu\u1eadn\">K\u1ebft Lu\u1eadn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#Axit_Nitric_co_ung_dung_nao_trong_doi_song_hang_ngay_khong\" title=\"Axit Nitric c\u00f3 \u1ee9ng d\u1ee5ng n\u00e0o trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y kh\u00f4ng?\">Axit Nitric c\u00f3 \u1ee9ng d\u1ee5ng n\u00e0o trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#Tai_sao_Axit_Nitric_duoc_su_dung_trong_san_xuat_phan_bon\" title=\"T\u1ea1i sao Axit Nitric \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n?\">T\u1ea1i sao Axit Nitric \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/hoachatlocthien.com\/zh\/ung-dung-axit-hno3-ra-sao\/#Co_the_mua_Axit_Nitric_o_dau\" title=\"C\u00f3 th\u1ec3 mua Axit Nitric \u1edf \u0111\u00e2u?\">C\u00f3 th\u1ec3 mua Axit Nitric \u1edf \u0111\u00e2u?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Axit_Nitric_La_Gi\"><\/span>Axit Nitric L\u00e0 G\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2><p><strong><a href=\"https:\/\/hoachatlocthien.com\/zh\/nhung-gi-ban-can-biet-ve-axit-nitric\/\">Axit Nitric l\u00e0 g\u00ec<\/a>? <\/strong>Axit Nitric, v\u1edbi xu\u1ea5t x\u1ee9 t\u1eeb H\u00e0n Qu\u1ed1c, l\u00e0 m\u1ed9t trong nh\u1eefng axit m\u1ea1nh, t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng dung d\u1ecbch v\u00e0 c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 HNO3. \u0110\u1eb7c bi\u1ec7t, nh\u1eefng c\u01a1n m\u01b0a axit ta th\u01b0\u1eddng th\u1ea5y \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o n\u00ean t\u1eeb axit HNO3.<\/p><div class=\"wp-block-image\"><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\/2024\/03\/3r9239rbt92.jpg\" alt=\"\" class=\"wp-image-3020 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/3r9239rbt92.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/3r9239rbt92-500x365.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tinh_Chat_Vat_Ly\"><\/span>\u7269\u7406\u6027\u8d28<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li>Axit nitric, m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng l\u1ecfng, kh\u00f4ng m\u00e0u v\u00e0 tan nhanh trong n\u01b0\u1edbc.<\/li>\n\n<li>HNO3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi t\u00ednh \u0103n m\u00f2n cao, c\u1ef1c \u0111\u1ed9c v\u00e0 d\u1ec5 b\u1eaft l\u1eeda. Trong m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean, axit nitric c\u00f3 th\u1ec3 c\u00f3 m\u00e0u h\u01a1i ng\u1ea3 v\u00e0ng do s\u1ef1 t\u00edch t\u1ee5 c\u1ee7a oxit nit\u01a1. Axit HNO3 n\u1ed3ng \u0111\u1ed9 86% s\u1ebd b\u1ed1c kh\u00f3i khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng l\u00e0m ng\u01b0\u1eddi ta so s\u00e1nh v\u1edbi c\u00e1c lo\u1ea1i axit kh\u00e1c nh\u01b0 H2SO4 ho\u1eb7c HCl \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh <a href=\"https:\/\/hoachatlocthien.com\/zh\/hcl-va-h2so4-acid-nao-manh-hon\/\"><strong>H2SO4 v\u00e0 HCL axit n\u00e0o m\u1ea1nh h\u01a1n<\/strong><\/a>.<\/li>\n\n<li>Axit nitric tinh khi\u1ebft c\u00f3 t\u1ef7 tr\u1ecdng l\u00e0 1511 kg\/m3, nhi\u1ec7t \u0111\u1ed9 \u0111\u00f4ng \u0111\u1eb7c l\u00e0 -41\u00b0C v\u00e0 nhi\u1ec7t \u0111\u1ed9 s\u00f4i l\u00e0 83\u00b0C. \u1ede nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng v\u00e0 d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a \u00e1nh s\u00e1ng, axit nitric b\u1ecb ph\u00e2n h\u1ee7y th\u00e0nh nit\u01a1 \u0111ioxit. \u0110\u1ec3 b\u1ea3o qu\u1ea3n axit HNO3, c\u1ea7n s\u1eed d\u1ee5ng chai l\u1ecd t\u1ed1i m\u00e0u v\u00e0 tr\u00e1nh \u00e1nh s\u00e1ng, nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi 0\u00b0C.<\/li>\n\n<li>Khi ch\u01b0ng c\u1ea5t h\u1ed7n h\u1ee3p axit nitric v\u00e0 n\u01b0\u1edbc, c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c azeotrope, v\u1edbi n\u1ed3ng \u0111\u1ed9 68% HNO3 v\u00e0 nhi\u1ec7t \u0111\u1ed9 s\u00f4i \u1edf 120,5\u00b0C, \u00e1p su\u1ea5t 1atm.<\/li>\n\n<li>Axit nitric l\u00e0 m\u1ed9t dung d\u1ecbch nitrat hydro c\u00f3 h\u1eb1ng s\u1ed1 c\u00e2n b\u1eb1ng axit (pKa) l\u00e0 \u22122. \u0110\u00e2y l\u00e0 m\u1ed9t axit khan v\u00e0 monoaxit v\u1edbi t\u00ednh oxi h\u00f3a m\u1ea1nh. Axit nitric c\u00f3 kh\u1ea3 n\u0103ng nitrat h\u00f3a nhi\u1ec1u h\u1ee3p ch\u1ea5t v\u00f4 c\u01a1.<\/li><\/ul><div class=\"wp-block-image\"><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\/2024\/03\/e21r-c.jpg\" alt=\"\u1ee8ng D\u1ee5ng Axit HNO3- axit nitric\" class=\"wp-image-3023 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/e21r-c.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/e21r-c-500x365.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tinh_Chat_Hoa_Hoc\"><\/span>\u5316\u5b66\u6027\u8d28<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li>Trong dung d\u1ecbch, axit nitric ho\u00e0n to\u00e0n \u0111i\u1ec7n li th\u00e0nh c\u00e1c ion NO3\u2212 v\u00e0 ion hidroxoni (H3O+), theo ph\u1ea3n \u1ee9ng:<ul class=\"wp-block-list\"><li>HNO3 + H2O \u2192 H3O+ + NO3-<\/li><\/ul><\/li>\n\n<li>Ngo\u00e0i ra, axit nitric c\u0169ng c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t axit nh\u01b0:<ul class=\"wp-block-list\"><li>Chuy\u1ec3n m\u00e0u qu\u1ef3 t\u00edm sang m\u00e0u \u0111\u1ecf.<\/li>\n\n<li>Ph\u1ea3n \u1ee9ng v\u1edbi baz\u01a1, oxit baz\u01a1 v\u00e0 mu\u1ed1i cacbonat \u0111\u1ec3 t\u1ea1o ra mu\u1ed1i nitrat, v\u00ed d\u1ee5:<ul class=\"wp-block-list\"><li>CuO + 2HNO3 \u2192 Cu(NO3)2 + H2O<\/li>\n\n<li>Mg(OH)2 + 2HNO3 \u2192 Mg(NO3)2 + 2H2O<\/li>\n\n<li>CaCO3 + 2HNO3 \u2192 Ca(NO3)2 + CO2 + H2O<\/li><\/ul><\/li>\n\n<li>HNO\u2083 t\u00e1c d\u1ee5ng v\u1edbi h\u1ea7u h\u1ebft c\u00e1c kim lo\u1ea1i t\u1ea1o mu\u1ed1i nitrat v\u00e0 kh\u00ed NO\u2082 ho\u1eb7c NO, tr\u1eeb v\u00e0ng v\u00e0 b\u1ea1ch kim.<\/li>\n\n<li>Axit nitric \u0111\u1eb7c t\u1ea1o ra l\u1edbp oxit kim lo\u1ea1i b\u1ea3o v\u1ec7 ch\u00fang kh\u00f4ng b\u1ecb oxy h\u00f3a ti\u1ebfp.<\/li>\n\n<li>Khi axit nitric \u0111\u1eb7c t\u00e1c d\u1ee5ng v\u1edbi phi kim, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c kim lo\u1ea1i nh\u01b0 \u0111\u1ed3ng (Cu) ho\u1eb7c phosphorus (P), n\u00f3 s\u1ebd g\u00e2y ra ph\u1ea3n \u1ee9ng oxi h\u00f3a, t\u1ea1o ra kh\u00ed nitrogen dioxide (NO2).<ul class=\"wp-block-list\"><li>V\u00ed d\u1ee5: 4HNO3 + Cu \u2192 Cu(NO3)2 + 2NO2 + 2H2O<\/li><\/ul><\/li>\n\n<li>Trong tr\u01b0\u1eddng h\u1ee3p axit nitric lo\u00e3ng v\u00e0 h\u00f2a tan trong n\u01b0\u1edbc, n\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra oxit nit\u01a1, th\u01b0\u1eddng l\u00e0 oxit nit\u01a1 II (NO).<ul class=\"wp-block-list\"><li>V\u00ed d\u1ee5:3HNO3 + P \u2192 H3PO4 + 3NO\u2191<\/li><\/ul><\/li>\n\n<li>Dung d\u1ecbch Axit Nitric h\u00f2a tan Ag3PO4 nh\u01b0ng kh\u00f4ng t\u00e1c d\u1ee5ng v\u1edbi HgS.<\/li>\n\n<li>Axit Nitric c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1 h\u1ee7y nhi\u1ec1u h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1, do \u0111\u00f3 c\u1ea7n tr\u00e1nh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi axit n\u00e0y.<\/li><\/ul><\/li><\/ul><div class=\"wp-block-image\"><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\/2024\/03\/hno3-locthien.jpg\" alt=\"\" class=\"wp-image-3025 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/hno3-locthien.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/hno3-locthien-500x365.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dieu_Che_Axit_HNO3\"><\/span>\u0110i\u1ec1u Ch\u1ebf Axit HNO3<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Trong_phong_thi_nghiem\"><\/span>Trong ph\u00f2ng th\u00ed nghi\u1ec7m<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Axit Nitric (HNO3)<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf b\u1eb1ng c\u00e1ch t\u00e1c d\u1ee5ng tinh th\u1ec3 mu\u1ed1i Nitrat Natri v\u1edbi Axit Sulfuric \u0111\u1eb7c. Sau \u0111\u00f3, h\u1ed7n h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c ch\u01b0ng c\u1ea5t \u1edf nhi\u1ec7t \u0111\u1ed9 83\u00b0C cho \u0111\u1ebfn khi ch\u1ec9 c\u00f2n l\u1ea1i ch\u1ea5t k\u1ebft tinh m\u00e0u tr\u1eafng. Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ch\u1ec9 t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf axit.\n<\/p><ul class=\"wp-block-list\"><li>NaNO3 (tinh th\u1ec3) + H2SO4 \u0111\u1eb7c \u2192 HNO3 + NaHSO4<\/li><\/ul><p>\nAxit nitric (HNO3) thu \u0111\u01b0\u1ee3c sau ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 chuy\u1ec3n t\u1eeb m\u00e0u \u0111\u1ecf th\u00e0nh m\u00e0u tr\u1eafng. C\u1ea7n l\u01b0u \u00fd r\u1eb1ng, c\u00e1c d\u1ee5ng c\u1ee5 th\u00ed nghi\u1ec7m ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb th\u1ee7y tinh do axit nitric c\u00f3 t\u00ednh \u0103n m\u00f2n cao.\n\nNgo\u00e0i ph\u01b0\u01a1ng ph\u00e1p tr\u00ean, Axit HNO3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch nhi\u1ec7t ph\u00e2n \u0111\u1ed3ng nitrat \u0111\u1ec3 t\u1ea1o ra kh\u00ed NO2 v\u00e0 kh\u00ed oxi, sau \u0111\u00f3 truy\u1ec1n hai kh\u00ed n\u00e0y qua n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o ra axit nitric:\n<\/p><ul class=\"wp-block-list\"><li>2Cu(NO3)2 \u2192 2 CuO + 4 NO2 + O2<\/li>\n\n<li>4NO2 + O2 \u2192 HNO3 + HNO2<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Trong_cong_nghiep\"><\/span>Trong c\u00f4ng nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\nAxit Nitric lo\u00e3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00f4 \u0111\u1eb7c \u0111\u1ebfn n\u1ed3ng \u0111\u1ed9 68% v\u1edbi m\u1ed9t h\u1ed7n h\u1ee3p azeotropic ch\u1ee9a 32% n\u01b0\u1edbc. \u0110\u1ec3 t\u1ea1o ra axit nitric c\u00f3 n\u1ed3ng \u0111\u1ed9 cao h\u01a1n, c\u1ea7n ch\u01b0ng c\u1ea5t v\u1edbi axit sulfuric (ch\u1ea5t kh\u1eed h\u1ea5p th\u1ee5 l\u1ea1i n\u01b0\u1edbc).\n<\/p><ul class=\"wp-block-list\"><li>4NH3 + 5O2 \u2192 4NO + 6H2O (Pt, 850 \u0111\u1ed9 C)<\/li>\n\n<li>2NO + O2 \u2192 NO2<\/li>\n\n<li>4NO2\u00a0 + O2 + 2H2O \u2192 4HNO3<\/li><\/ul><p>\nTrong c\u00f4ng nghi\u1ec7p, axit nitric th\u01b0\u1eddng c\u00f3 n\u1ed3ng \u0111\u1ed9 52% v\u00e0 68%, s\u1ea3n xu\u1ea5t theo c\u00f4ng ngh\u1ec7 Ostwald do Wilhelm Ostwald ph\u00e1t minh ra.\n\nV\u00e0 sau \u0111\u00e2y s\u1ebd l\u00e0 ph\u1ea7n gi\u1edbi thi\u1ec7u m\u1ed9t s\u1ed1 <strong>\u1ee9ng d\u1ee5ng c\u1ee7a axit HNO3!<\/strong><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ung_Dung_Axit_HNO3_Ra_Sao\"><\/span>\u1ee8ng D\u1ee5ng Axit HNO3 Ra Sao?<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HNO3_trong_moi_truong_thi_nghiem\"><\/span>HNO3 trong m\u00f4i tr\u01b0\u1eddng th\u00ed nghi\u1ec7m<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\nAxit nitric l\u00e0 m\u1ed9t <strong>t\u00e1c nh\u00e2n nitrat h\u00f3a quan tr\u1ecdng<\/strong>, gi\u00fap th\u00eam nh\u00f3m nitro v\u00e0o c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1, ph\u1ee5c v\u1ee5 nghi\u00ean c\u1ee9u h\u00f3a h\u1ecdc h\u1eefu c\u01a1 v\u00e0 t\u1ed5ng h\u1ee3p c\u00e1c d\u1eabn xu\u1ea5t nitro. Ngo\u00e0i ra, nh\u1edd t\u00ednh <strong>oxy h\u00f3a m\u1ea1nh<\/strong>, HNO3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 <strong>x\u00e1c \u0111\u1ecbnh clorua trong dung d\u1ecbch<\/strong> th\u00f4ng qua ph\u1ea3n \u1ee9ng v\u1edbi <strong>AgNO3<\/strong>, t\u1ea1o ra k\u1ebft t\u1ee7a tr\u1eafng c\u1ee7a <strong>AgCl<\/strong>.\n<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HNO3_trong_nganh_cong_nghiep\"><\/span>HNO3 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"wp-block-image\"><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\/2024\/03\/8fgf87.jpg\" alt=\"\u1ee8ng D\u1ee5ng Axit HNO3- axit nitric\" class=\"wp-image-3024 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/8fgf87.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/8fgf87-500x365.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><\/figure><\/div><p>\n\nAxit nitric c\u00f3 m\u1eb7t trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u00f4ng nghi\u1ec7p quan tr\u1ecdng:\n<\/p><ul class=\"wp-block-list\"><li><strong>C\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t:<\/strong> HNO3 l\u00e0 nguy\u00ean li\u1ec7u ch\u00ednh \u0111\u1ec3 s\u1ea3n xu\u1ea5t <strong>nitrobenzen<\/strong>, h\u1ee3p ch\u1ea5t trung gian quan tr\u1ecdng trong <strong>c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t anilin<\/strong> v\u00e0 c\u00e1c d\u1eabn xu\u1ea5t anilin.<\/li>\n\n<li><strong>X\u1eed l\u00fd g\u1ed7:<\/strong> \u785d\u9178 <strong>bi\u1ebfn \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a g\u1ed7<\/strong>, t\u1ea1o ra <strong>m\u00e0u v\u00e0ng x\u00e1m<\/strong>, gi\u00fap gi\u1ea3 l\u1eadp g\u1ed7 c\u0169 ho\u1eb7c g\u1ed7 t\u1ef1 nhi\u00ean.<\/li>\n\n<li><strong>S\u1ea3n xu\u1ea5t polyurethane:<\/strong> HNO3 \u0111\u00f3ng vai tr\u00f2 <strong>trung gian<\/strong> trong qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p <strong>b\u1ecdt x\u1ed1p polyurethane m\u1ec1m<\/strong>, m\u1ed9t v\u1eadt li\u1ec7u quan tr\u1ecdng trong <strong>c\u00f4ng nghi\u1ec7p nh\u1ef1a v\u00e0 n\u1ed9i th\u1ea5t<\/strong>.<\/li>\n\n<li><strong>T\u1ea9y r\u1eeda kim lo\u1ea1i:<\/strong> Axit nitric <strong>l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t kim lo\u1ea1i<\/strong>, <strong>t\u1ea9y r\u1eeda \u0111\u01b0\u1eddng \u1ed1ng<\/strong> trong ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, \u0111\u1eb7c bi\u1ec7t l\u00e0 <strong>c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t s\u1eefa<\/strong>.<\/li>\n\n<li><strong>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i:<\/strong> HNO3 gi\u00fap <strong>\u0111i\u1ec1u ch\u1ec9nh pH<\/strong>, trung h\u00f2a c\u00e1c h\u1ee3p ch\u1ea5t ki\u1ec1m trong n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p.<\/li>\n\n<li><strong>S\u1ea3n xu\u1ea5t thu\u1ed1c n\u1ed5:<\/strong> \u1ede n\u1ed3ng \u0111\u1ed9 cao (68%), HNO3 tham gia v\u00e0o qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00e1c <strong>h\u1ee3p ch\u1ea5t trung gian<\/strong>, ph\u1ee5c v\u1ee5 ng\u00e0nh c\u00f4ng nghi\u1ec7p <strong>ch\u1ebf t\u1ea1o thu\u1ed1c n\u1ed5<\/strong>.<\/li>\n\n<li><strong>Ki\u1ec3m tra kim lo\u1ea1i:<\/strong> V\u1edbi n\u1ed3ng \u0111\u1ed9 t\u1eeb <strong>0,5% \u0111\u1ebfn 2%<\/strong>, axit nitric gi\u00fap x\u00e1c \u0111\u1ecbnh <strong>th\u00e0nh ph\u1ea7n kim lo\u1ea1i<\/strong> trong dung d\u1ecbch b\u1eb1ng <strong>ICP-MS v\u00e0 ICP-AES<\/strong>.<\/li>\n\n<li><strong>Luy\u1ec7n kim v\u00e0 xi m\u1ea1:<\/strong> Khi k\u1ebft h\u1ee3p v\u1edbi <strong>\u76d0\u9178<\/strong>, HNO3 t\u1ea1o ra <strong>dung d\u1ecbch n\u01b0\u1edbc c\u01b0\u1eddng toan<\/strong>, c\u00f3 kh\u1ea3 n\u0103ng <strong>h\u00f2a tan v\u00e0ng v\u00e0 b\u1ea1ch kim<\/strong>.<\/li>\n\n<li><strong>S\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n:<\/strong> Axit nitric \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong <strong>s\u1ea3n xu\u1ea5t ph\u00e2n \u0111\u1ea1m<\/strong> v\u00e0 c\u00e1c <strong>mu\u1ed1i nitrat<\/strong> \u6b63\u5982 <strong>Ca(NO3)2<\/strong> \u548c <strong>KNO3<\/strong>.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Luu_y_khi_su_dung_HNO3\"><\/span><strong>L\u01b0u \u00fd khi s\u1eed d\u1ee5ng HNO3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li><strong>\u4fdd\u5b58<\/strong> \u0110\u1ec3 trong <strong>chai t\u1ed1i m\u00e0u<\/strong>, tr\u00e1nh <strong>\u00e1nh s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao<\/strong> \u0111\u1ec3 h\u1ea1n ch\u1ebf ph\u00e2n h\u1ee7y.<\/li>\n\n<li><strong>An to\u00e0n lao \u0111\u1ed9ng:<\/strong> \u4f7f\u7528 <strong>g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9, \u00e1o kho\u00e1c b\u1ea3o v\u1ec7<\/strong> khi ti\u1ebfp x\u00fac v\u1edbi HNO3.<\/li>\n\n<li><strong>Pha lo\u00e3ng \u0111\u00fang c\u00e1ch:<\/strong> <strong>Kh\u00f4ng \u0111\u1ed5 n\u01b0\u1edbc v\u00e0o axit<\/strong>, ch\u1ec9 \u0111\u1ed5 <strong>axit v\u00e0o n\u01b0\u1edbc t\u1eeb t\u1eeb<\/strong> \u0111\u1ec3 tr\u00e1nh ph\u1ea3n \u1ee9ng nhi\u1ec7t m\u1ea1nh.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ket_Luan\"><\/span>K\u1ebft Lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\n\u1ede tr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin v\u1ec1 Axit Nitric (HNO3), bao g\u1ed3m t\u00ednh ch\u1ea5t, qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ebf v\u00e0 <strong>c\u00e1c \u1ee9ng d\u1ee5ng axit HNO3<\/strong>. Hy v\u1ecdng r\u1eb1ng th\u00f4ng tin n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 axit nitric v\u00e0 c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.\n\nN\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o ho\u1eb7c mu\u1ed1n <a href=\"https:\/\/hoachatlocthien.com\/zh\/acid-nitric-hno3-68-han-quoc\/\"><strong>mua HNO3<\/strong><\/a>, vui l\u00f2ng truy c\u1eadp trang web c\u1ee7a ch\u00fang t\u00f4i t\u1ea1i hoachatlocthien.com \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 nhanh ch\u00f3ng t\u1eeb L\u1ed9c Thi\u00ean.\n\n<\/p><div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1738563416864\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"Axit_Nitric_co_ung_dung_nao_trong_doi_song_hang_ngay_khong\"><\/span><strong>Axit Nitric c\u00f3 \u1ee9ng d\u1ee5ng n\u00e0o trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Trong \u0111\u1eddi s\u1ed1ng, HNO3 c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 <strong>t\u1ea9y r\u1eeda kim lo\u1ea1i<\/strong>, kh\u1eed c\u1eb7n v\u00f4i trong \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1738563429030\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"Tai_sao_Axit_Nitric_duoc_su_dung_trong_san_xuat_phan_bon\"><\/span><strong>T\u1ea1i sao Axit Nitric \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>HNO3 gi\u00fap t\u1ea1o ra <strong>mu\u1ed1i nitrat<\/strong> (Ca(NO3)2, KNO3), l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh trong <strong>\u80a5\u6599<\/strong> cung c\u1ea5p <strong>nit\u01a1<\/strong> cho c\u00e2y tr\u1ed3ng.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1738563438873\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><span class=\"ez-toc-section\" id=\"Co_the_mua_Axit_Nitric_o_dau\"><\/span><strong>C\u00f3 th\u1ec3 mua Axit Nitric \u1edf \u0111\u00e2u?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 li\u00ean h\u1ec7 v\u1edbi <strong>C\u00f4ng Ty L\u1ed9c Thi\u00ean<\/strong> \u0111\u1ec3 mua <strong>HNO3 ch\u1ea5t l\u01b0\u1ee3ng cao<\/strong>, \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n an to\u00e0n.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"wp-block-image\"><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\/2024\/03\/c3.jpg\" alt=\"\u1ee8ng D\u1ee5ng Axit HNO3- axit nitric\" class=\"wp-image-3021 lazyload\" data-srcset=\"https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/c3.jpg 1000w, https:\/\/hoachatlocthien.com\/wp-content\/uploads\/2024\/03\/c3-500x365.jpg 500w\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/730;\" \/><\/figure><\/div><div class=\"row row-collapse row-full-width\"  id=\"row-1074353454\">\n\n\n\t<div id=\"col-1526515055\" 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-1203174580\" 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>Axit Nitric (HNO3) l\u00e0 m\u1ed9t trong nh\u1eefng axit v\u00f4 c\u01a1 m\u1ea1nh nh\u1ea5t, c\u00f3 kh\u1ea3 n\u0103ng oxy h\u00f3a cao, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p. H\u00f3a ch\u1ea5t n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t ph\u00e2n b\u00f3n, t\u1ea9y r\u1eeda kim lo\u1ea1i, ch\u1ebf t\u1ea1o thu\u1ed1c nhu\u1ed9m, t\u1ed5ng h\u1ee3p h\u00f3a ch\u1ea5t h\u1eefu c\u01a1 [&#8230;]\n","protected":false},"author":2,"featured_media":3022,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3019","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\/3019","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=3019"}],"version-history":[{"count":4,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts\/3019\/revisions"}],"predecessor-version":[{"id":5372,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/posts\/3019\/revisions\/5372"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/media\/3022"}],"wp:attachment":[{"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/media?parent=3019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/categories?post=3019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoachatlocthien.com\/zh\/wp-json\/wp\/v2\/tags?post=3019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}