{"id":2506,"date":"2026-06-29T14:52:18","date_gmt":"2026-06-29T07:52:18","guid":{"rendered":"https:\/\/htiscientific.vn\/?p=2506"},"modified":"2026-06-29T14:52:18","modified_gmt":"2026-06-29T07:52:18","slug":"phan-tich-dang-asen-trong-thuc-pham-hai-san-vi-sao-khong-chi-do-tong-ham-luong-asen","status":"publish","type":"post","link":"https:\/\/htiscientific.vn\/en\/phan-tich-dang-asen-trong-thuc-pham-hai-san-vi-sao-khong-chi-do-tong-ham-luong-asen\/","title":{"rendered":"Ph\u00e2n t\u00edch d\u1ea1ng asen trong th\u1ef1c ph\u1ea9m h\u1ea3i s\u1ea3n: V\u00ec sao kh\u00f4ng ch\u1ec9 \u0111o t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen?"},"content":{"rendered":"<div><\/div>\n<h1><span style=\"font-size: 14px;\">V\u00ec sao c\u1ea7n x\u00e1c \u0111\u1ecbnh d\u1ea1ng asen thay v\u00ec ch\u1ec9 \u0111o t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen ?<\/span><\/h1>\n<div><span style=\"font-size: 14px;\">Asen (Arsenic) l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c quan t\u00e2m h\u00e0ng \u0111\u1ea7u trong l\u0129nh v\u1ef1c an to\u00e0n th\u1ef1c ph\u1ea9m. \u0110\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1 v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m h\u1ea3i s\u1ea3n, vi\u1ec7c ph\u00e1t hi\u1ec7n asen kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c s\u1ea3n ph\u1ea9m g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 asen t\u1ed3n t\u1ea1i d\u01b0\u1edbi d\u1ea1ng h\u00f3a h\u1ecdc n\u00e0o (arsenic speciation).<\/span><\/div>\n<div><span style=\"font-size: 14px;\">Trong t\u1ef1 nhi\u00ean, asen t\u1ed3n t\u1ea1i \u1edf nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau v\u1edbi m\u1ee9c \u0111\u1ed9 \u0111\u1ed9c t\u00ednh ho\u00e0n to\u00e0n kh\u00e1c bi\u1ec7t. Asen v\u00f4 c\u01a1 (Inorganic Arsenic \u2013 iAs) \u0111\u01b0\u1ee3c T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) v\u00e0 C\u01a1 quan Nghi\u00ean c\u1ee9u Ung th\u01b0 Qu\u1ed1c t\u1ebf (IARC) x\u1ebfp v\u00e0o nh\u00f3m ch\u1ea5t g\u00e2y ung th\u01b0 \u1edf ng\u01b0\u1eddi khi ph\u01a1i nhi\u1ec5m l\u00e2u d\u00e0i. Trong khi \u0111\u00f3, ph\u1ea7n l\u1edbn l\u01b0\u1ee3ng asen c\u00f3 trong c\u00e1 v\u00e0 h\u1ea3i s\u1ea3n l\u1ea1i t\u1ed3n t\u1ea1i d\u01b0\u1edbi d\u1ea1ng arsenobetaine ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t asen h\u1eefu c\u01a1 kh\u00e1c c\u00f3 \u0111\u1ed9c t\u00ednh r\u1ea5t th\u1ea5p. Ch\u00ednh v\u00ec v\u1eady, ch\u1ec9 x\u00e1c \u0111\u1ecbnh t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 r\u1ee7i ro c\u1ee7a s\u1ea3n ph\u1ea9m. Thay v\u00e0o \u0111\u00f3, c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ea7n th\u1ef1c hi\u1ec7n ph\u00e2n t\u00edch d\u1ea1ng asen (arsenic speciation) nh\u1eb1m ph\u00e2n bi\u1ec7t r\u00f5 asen v\u00f4 c\u01a1 v\u1edbi c\u00e1c d\u1ea1ng \u00edt \u0111\u1ed9c h\u01a1n, t\u1eeb \u0111\u00f3 \u0111\u01b0a ra k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u qu\u1ea3n l\u00fd hi\u1ec7n h\u00e0nh.<\/span><\/div>\n<h2><span style=\"font-size: 14px;\">Ti\u00eau chu\u1ea9n EN 16802:2016 \u0111\u00f3ng vai tr\u00f2 g\u00ec trong ph\u00e2n t\u00edch asen?<\/span><\/h2>\n<div><span style=\"font-size: 14px;\">\u0110\u1ec3 chu\u1ea9n h\u00f3a quy tr\u00ecnh ph\u00e2n t\u00edch, EN 16802:2016 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng nh\u1eb1m h\u01b0\u1edbng d\u1eabn x\u00e1c \u0111\u1ecbnh asen v\u00f4 c\u01a1 trong th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c bi\u1ec3n v\u00e0 th\u1ef1c v\u1eadt.<\/span><\/div>\n<ul>\n<li><span style=\"font-size: 14px;\">Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh to\u00e0n b\u1ed9 quy tr\u00ecnh ph\u00e2n t\u00edch, bao g\u1ed3m:<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Chu\u1ea9n b\u1ecb v\u00e0 \u0111\u1ed3ng nh\u1ea5t m\u1eabu.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Chi\u1ebft t\u00e1ch c\u00e1c d\u1ea1ng asen b\u1eb1ng dung m\u00f4i th\u00edch h\u1ee3p.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">T\u00e1ch ri\u00eang t\u1eebng d\u1ea1ng asen b\u1eb1ng S\u1eafc k\u00fd l\u1ecfng hi\u1ec7u n\u0103ng cao (HPLC).<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Ph\u00e1t hi\u1ec7n v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng b\u1eb1ng Quang ph\u1ed5 kh\u1ed1i plasma c\u1ea3m \u1ee9ng cao t\u1ea7n (ICP-MS).<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 x\u00e1c nh\u1eadn \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch.<\/span><\/li>\n<\/ul>\n<div><span style=\"font-size: 14px;\">Vi\u1ec7c \u00e1p d\u1ee5ng \u0111\u00fang ti\u00eau chu\u1ea9n EN 16802:2016 gi\u00fap c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m x\u00e2y d\u1ef1ng quy tr\u00ecnh ph\u00e2n t\u00edch c\u00f3 t\u00ednh l\u1eb7p l\u1ea1i cao, gi\u1ea3m sai s\u1ed1 v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m nghi\u1ec7m qu\u1ed1c t\u1ebf.<\/span><\/div>\n<h2><span style=\"font-size: 14px;\">V\u00ec sao HPLC-ICP-MS \u0111\u01b0\u1ee3c xem l\u00e0 ti\u00eau chu\u1ea9n v\u00e0ng trong ph\u00e2n t\u00edch d\u1ea1ng asen?<\/span><\/h2>\n<div><span style=\"font-size: 14px;\">Ph\u00e2n t\u00edch d\u1ea1ng asen l\u00e0 m\u1ed9t trong nh\u1eefng ph\u00e9p ph\u00e2n t\u00edch nguy\u00ean t\u1ed1 c\u00f3 \u0111\u1ed9 ph\u1ee9c t\u1ea1p cao v\u00ec c\u00e1c h\u1ee3p ch\u1ea5t asen th\u01b0\u1eddng c\u00f3 c\u1ea5u tr\u00fac h\u00f3a h\u1ecdc g\u1ea7n gi\u1ed1ng nhau.<\/span><\/div>\n<div><span style=\"font-size: 14px;\">\u0110\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n n\u00e0y, h\u1ec7 th\u1ed1ng<a href=\"https:\/\/htiscientific.vn\/en\/product-category\/sac-ky\/sac-ky-long-khoi-pho-lc-ms\/\"> HPLC-ICP-MS<\/a> \u0111\u01b0\u1ee3c xem l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u nh\u1edd kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p gi\u1eefa k\u1ef9 thu\u1eadt t\u00e1ch v\u00e0 k\u1ef9 thu\u1eadt ph\u00e1t hi\u1ec7n nguy\u00ean t\u1ed1 c\u00f3 \u0111\u1ed9 nh\u1ea1y c\u1ef1c cao.<\/span><\/div>\n<div><span style=\"font-size: 14px;\">Trong quy tr\u00ecnh ph\u00e2n t\u00edch:<\/span><\/div>\n<div><span style=\"font-size: 14px;\">HPLC (High Performance Liquid Chromatography) th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 t\u00e1ch ri\u00eang t\u1eebng d\u1ea1ng asen nh\u01b0:<\/span><\/div>\n<ul>\n<li><span style=\"font-size: 14px;\">\u00a0 Asenite (As III)<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u00a0 Arsenate (As V)<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u00a0 Monomethylarsonic acid (MMA)<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u00a0 Dimethylarsinic acid (DMA)<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u00a0 Arsenobetaine (AsB)<\/span><\/li>\n<\/ul>\n<div><span style=\"font-size: 14px;\">Sau khi \u0111\u01b0\u1ee3c t\u00e1ch, t\u1eebng h\u1ee3p ch\u1ea5t s\u1ebd \u0111i v\u00e0o ICP-MS, n\u01a1i c\u00e1c nguy\u00ean t\u1ed1 \u0111\u01b0\u1ee3c ion h\u00f3a trong plasma \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u0111o v\u1edbi \u0111\u1ed9 nh\u1ea1y t\u1edbi m\u1ee9c ppb ho\u1eb7c th\u1eadm ch\u00ed ppt. Nh\u1edd \u0111\u00f3, ph\u00f2ng th\u00ed nghi\u1ec7m c\u00f3 th\u1ec3 \u0111\u1ed3ng th\u1eddi x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c t\u1eebng d\u1ea1ng asen v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng h\u00e0m l\u01b0\u1ee3ng c\u1ee7a ch\u00fang trong c\u00f9ng m\u1ed9t l\u1ea7n ph\u00e2n t\u00edch.<\/span><\/div>\n<h2><span style=\"font-size: 14px;\">Nh\u1eefng th\u00e1ch th\u1ee9c trong ph\u00e2n t\u00edch d\u1ea1ng asen l\u00e0 g\u00ec?<\/span><\/h2>\n<div><span style=\"font-size: 14px;\">M\u1eb7c d\u00f9 c\u00f4ng ngh\u1ec7 <a href=\"https:\/\/shop.perkinelmer.com\/product\/N2550150?_gl=1*qjk2tc*_gcl_aw*R0NMLjE3ODI3MTkzMTAuQ2owS0NRandyNGpTQmhDU0FSSXNBT1gxRS1MZ2R3dkxzOW1xczhUVkdIVU5naDJZenQ2d3c1UFJuVVU0M1BBQTVwWnRGVml5SGxyTWhPb2FBbUpkRUFMd193Y0I.*_gcl_au*MTg5NDAzNzcwMy4xNzgxMTQ3ODgy*_up*MQ..*_gs*MQ..&amp;gclid=Cj0KCQjwr4jSBhCSARIsAOX1E-LgdwvLs9mqs8TVGHUNgh2Yzt6ww5PRnUU43PAA5pZtFViyHlrMhOoaAmJdEALw_wcB&amp;gbraid=0AAAAADyKVe9bGPNZPALUSFeYlv1NzRLnc\">HPLC-ICP-MS<\/a> mang l\u1ea1i \u0111\u1ed9 ch\u00ednh x\u00e1c r\u1ea5t cao, qu\u00e1 tr\u00ecnh ph\u00e2n t\u00edch v\u1eabn t\u1ed3n t\u1ea1i nhi\u1ec1u th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt.<\/span><\/div>\n<div><span style=\"font-size: 14px;\">M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t l\u00e0 b\u1ea3o to\u00e0n tr\u1ea1ng th\u00e1i h\u00f3a h\u1ecdc c\u1ee7a c\u00e1c d\u1ea1ng asen trong su\u1ed1t qu\u00e1 tr\u00ecnh chu\u1ea9n b\u1ecb m\u1eabu. N\u1ebfu \u0111i\u1ec1u ki\u1ec7n chi\u1ebft kh\u00f4ng ph\u00f9 h\u1ee3p, c\u00e1c d\u1ea1ng asen c\u00f3 th\u1ec3 chuy\u1ec3n h\u00f3a l\u1eabn nhau, l\u00e0m sai l\u1ec7ch k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch.<\/span><\/div>\n<div><span style=\"font-size: 14px;\">Ngo\u00e0i ra, ph\u00f2ng th\u00ed nghi\u1ec7m c\u0169ng c\u1ea7n t\u1ed1i \u01b0u:<\/span><\/div>\n<ul>\n<li><span style=\"font-size: 14px;\">\u0110i\u1ec1u ki\u1ec7n chi\u1ebft m\u1eabu.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Th\u00e0nh ph\u1ea7n pha \u0111\u1ed9ng HPLC.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u0110i\u1ec1u ki\u1ec7n s\u1eafc k\u00fd.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Kh\u1ea3 n\u0103ng lo\u1ea1i b\u1ecf nhi\u1ec5u ph\u1ed5 c\u1ee7a ICP-MS.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Hi\u1ec7u chu\u1ea9n b\u1eb1ng v\u1eadt li\u1ec7u chu\u1ea9n ch\u1ee9ng nh\u1eadn (CRM).<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Ki\u1ec3m so\u00e1t m\u1eabu tr\u1eafng v\u00e0 m\u1eabu l\u1eb7p.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Vi\u1ec7c ki\u1ec3m so\u00e1t t\u1ed1t c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y gi\u00fap n\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 \u0111\u00fang v\u00e0 kh\u1ea3 n\u0103ng t\u00e1i l\u1eb7p c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh c\u1ee7a EU \u0111\u1ed1i v\u1edbi asen trong th\u1ef1c ph\u1ea9m<\/span><\/li>\n<\/ul>\n<div><span style=\"font-size: 14px;\">Li\u00ean minh Ch\u00e2u \u00c2u (EU) \u0111\u00e3 thi\u1ebft l\u1eadp c\u00e1c m\u1ee9c gi\u1edbi h\u1ea1n t\u1ed1i \u0111a \u0111\u1ed1i v\u1edbi asen v\u00f4 c\u01a1 trong nhi\u1ec1u nh\u00f3m th\u1ef1c ph\u1ea9m nh\u1eb1m b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe ng\u01b0\u1eddi ti\u00eau d\u00f9ng. \u0110\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p ch\u1ebf bi\u1ebfn v\u00e0 xu\u1ea5t kh\u1ea9u th\u1ee7y s\u1ea3n, vi\u1ec7c ki\u1ec3m so\u00e1t h\u00e0m l\u01b0\u1ee3ng asen v\u00f4 c\u01a1 kh\u00f4ng ch\u1ec9 l\u00e0 y\u00eau c\u1ea7u v\u1ec1 an to\u00e0n th\u1ef1c ph\u1ea9m m\u00e0 c\u00f2n l\u00e0 \u0111i\u1ec1u ki\u1ec7n quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n xu\u1ea5t kh\u1ea9u sang nh\u1eefng th\u1ecb tr\u01b0\u1eddng c\u00f3 y\u00eau c\u1ea7u kh\u1eaft khe nh\u01b0 EU v\u00e0 nhi\u1ec1u qu\u1ed1c gia ph\u00e1t tri\u1ec3n. Do \u0111\u00f3, \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00edch hi\u1ec7n \u0111\u1ea1i c\u00f9ng quy tr\u00ecnh ki\u1ec3m nghi\u1ec7m theo ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf gi\u00fap doanh nghi\u1ec7p:<\/span><\/div>\n<ul>\n<li><span style=\"font-size: 14px;\">N\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a k\u1ebft qu\u1ea3 ki\u1ec3m nghi\u1ec7m.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">\u0110\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a c\u01a1 quan qu\u1ea3n l\u00fd.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">Gi\u1ea3m r\u1ee7i ro trong ho\u1ea1t \u0111\u1ed9ng xu\u1ea5t kh\u1ea9u.<\/span><\/li>\n<li><span style=\"font-size: 14px;\">T\u0103ng kh\u1ea3 n\u0103ng truy xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/span><\/li>\n<\/ul>\n<div><span style=\"font-size: 14px;\">HTI Scientific One Member Limited Liability Company (HTI Scientific) l\u00e0 \u0111\u01a1n v\u1ecb th\u00e0nh vi\u00ean c\u1ee7a HTI Group, chuy\u00ean ph\u00e2n ph\u1ed1i c\u00e1c thi\u1ebft b\u1ecb v\u00e0 gi\u1ea3i ph\u00e1p khoa h\u1ecdc ph\u1ee5c v\u1ee5 nghi\u00ean c\u1ee9u, ph\u00e2n t\u00edch v\u00e0 ki\u1ec3m nghi\u1ec7m trong c\u00e1c l\u0129nh v\u1ef1c h\u00f3a h\u1ecdc, d\u01b0\u1ee3c ph\u1ea9m, th\u1ef1c ph\u1ea9m, m\u00f4i tr\u01b0\u1eddng, y t\u1ebf, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc v\u00e0 gi\u00e1o d\u1ee5c. <a href=\"https:\/\/htiscientific.vn\/en\/\">HTI Scientific<\/a> \u0111\u1ed3ng h\u00e0nh c\u00f9ng c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m tr\u00ean to\u00e0n qu\u1ed1c th\u00f4ng qua gi\u1ea3i ph\u00e1p c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, d\u1ecbch v\u1ee5 k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u v\u00e0 h\u1ed7 tr\u1ee3 \u1ee9ng d\u1ee5ng to\u00e0n di\u1ec7n.<\/span><\/div>","protected":false},"excerpt":{"rendered":"<p>V\u00ec sao c\u1ea7n x\u00e1c \u0111\u1ecbnh d\u1ea1ng asen thay v\u00ec ch\u1ec9 \u0111o t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen ? Asen (Arsenic) l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c quan t\u00e2m h\u00e0ng \u0111\u1ea7u trong l\u0129nh v\u1ef1c an to\u00e0n th\u1ef1c ph\u1ea9m. \u0110\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1 v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m h\u1ea3i s\u1ea3n, vi\u1ec7c&#8230;<\/p>","protected":false},"author":2,"featured_media":2508,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[17,1],"tags":[],"class_list":["post-2506","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ph\u00e2n t\u00edch d\u1ea1ng asen trong th\u1ef1c ph\u1ea9m h\u1ea3i s\u1ea3n: V\u00ec sao kh\u00f4ng ch\u1ec9 \u0111o t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen? - HTI Scientific<\/title>\n<meta name=\"description\" content=\"ICP-MS, n\u01a1i c\u00e1c nguy\u00ean t\u1ed1 \u0111\u01b0\u1ee3c ion h\u00f3a trong plasma \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u0111o v\u1edbi \u0111\u1ed9 nh\u1ea1y t\u1edbi m\u1ee9c ppb ho\u1eb7c th\u1eadm ch\u00ed ppt\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/htiscientific.vn\/en\/phan-tich-dang-asen-trong-thuc-pham-hai-san-vi-sao-khong-chi-do-tong-ham-luong-asen\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ph\u00e2n t\u00edch d\u1ea1ng asen trong th\u1ef1c ph\u1ea9m h\u1ea3i s\u1ea3n: V\u00ec sao kh\u00f4ng ch\u1ec9 \u0111o t\u1ed5ng h\u00e0m l\u01b0\u1ee3ng asen? - HTI Scientific\" \/>\n<meta property=\"og:description\" content=\"ICP-MS, n\u01a1i c\u00e1c 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