{"id":35903,"date":"2024-09-19T09:20:58","date_gmt":"2024-09-19T02:20:58","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=35903"},"modified":"2024-09-19T09:21:09","modified_gmt":"2024-09-19T02:21:09","slug":"ban-hanh-tieu-chuan-quoc-te-xac-dinh-nong-do-pfas-khong-khi-trong-nha","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/ban-hanh-tieu-chuan-quoc-te-xac-dinh-nong-do-pfas-khong-khi-trong-nha\/","title":{"rendered":"Ban h\u00e0nh ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 PFAS kh\u00f4ng kh\u00ed trong nh\u00e0"},"content":{"rendered":"\n

Ti\u00eau chu\u1ea9n m\u1edbi \u0111\u01b0\u1ee3c U\u1ef7 ban Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM ph\u00ea duy\u1ec7t, m\u00f4 t\u1ea3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 PFAS kh\u00f4ng kh\u00ed trong nh\u00e0.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM m\u1edbi (D8560) s\u1ebd gi\u00fap x\u00e1c \u0111\u1ecbnh s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c ch\u1ea5t polyfluoroalkyl (PFAS) trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng kh\u00ed trong nh\u00e0. Ti\u00eau chu\u1ea9n n\u00e0y do \u1ee6y ban Ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed ASTM (D22) ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n

Theo th\u00e0nh vi\u00ean c\u1ee7a U\u1ef7 ban ASTM v\u00e0 l\u00e0 k\u1ef9 s\u01b0 m\u00f4i tr\u01b0\u1eddng t\u1ea1i Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia t\u1ea1i M\u1ef9, \u00f4ng Dustin Poppendieck cho bi\u1ebft, vi\u1ec7c \u0111\u1ecbnh l\u01b0\u1ee3ng n\u1ed3ng \u0111\u1ed9 PFAS trong kh\u00f4ng kh\u00ed trong nh\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ph\u00e2n t\u00edch ph\u01a1i nhi\u1ec5m v\u00e0 \u0111\u00e1nh gi\u00e1 r\u1ee7i ro m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 c\u00f3 \u00fd ngh\u0129a v\u00ec m\u1ed9t s\u1ed1 ch\u1ea5t PFAS c\u00f3 li\u00ean quan \u0111\u1ebfn t\u00e1c \u0111\u1ed9ng x\u1ea5u \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi.<\/p>\n\n\n\n

\"\"<\/p>\n\n\n\n

 Ti\u00eau chu\u1ea9n m\u1edbi c\u1ee7a ASTM gi\u00fap x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t PFAS t\u1ed3n t\u1ea1i trong ch\u00ednh ng\u00f4i nh\u00e0 c\u1ee7a m\u00ecnh<\/em><\/h2>\n\n\n\n

\u201cKhi ch\u00fang ta ph\u00e1t hi\u1ec7n ra PFAS \u1edf nhi\u1ec1u \u0111\u1ecba \u0111i\u1ec3m h\u01a1n, vi\u1ec7c c\u00f3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh x\u00e1c \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng n\u00f3 l\u00e0 r\u1ea5t quan tr\u1ecdng. M\u1eb7c d\u00f9 c\u00f3 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ec3 l\u1ea5y m\u1eabu PFAS trong n\u01b0\u1edbc v\u00e0 \u0111\u1ea5t, nh\u01b0ng vi\u1ec7c l\u1ea5y m\u1eabu PFAS trong kh\u00f4ng kh\u00ed trong nh\u00e0 l\u00e0 m\u1ed9t \u0111i\u1ec3m m\u1edbi, \u0111\u00f2i h\u1ecfi c\u00e1c y\u00eau c\u1ea7u v\u00e0 th\u00e1ch th\u1ee9c kh\u00e1c nhau\u201d, theo \u00f4ng Poppendieck.<\/p>\n\n\n\n

C\u0169ng theo \u00f4ng Poppendieck, c\u00f3 h\u01a1n 10.000 ph\u00e2n t\u1eed PFAS, c\u00f3 nhi\u1ec1u t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc kh\u00e1c nhau t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch. Ti\u00eau chu\u1ea9n m\u1edbi cung c\u1ea5p t\u1ed5ng quan v\u1ec1 t\u1ea5t c\u1ea3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o c\u00e1c lo\u1ea1i PFAS kh\u00e1c nhau trong kh\u00f4ng kh\u00ed trong nh\u00e0.<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, \u00f4ng c\u0169ng l\u01b0u \u00fd r\u1eb1ng \u0111\u1ed1i t\u01b0\u1ee3ng m\u1ee5c ti\u00eau c\u1ee7a ti\u00eau chu\u1ea9n m\u1edbi n\u00e0y l\u00e0 c\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m \u0111ang t\u00ecm c\u00e1ch \u0111\u1ea3m b\u1ea3o s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u00edch h\u1ee3p \u0111\u1ec3 ph\u00e2n t\u00edch PFAS trong kh\u00f4ng kh\u00ed trong nh\u00e0. Vi\u1ec7c bi\u1ebft ph\u01b0\u01a1ng ph\u00e1p n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi PFAS n\u00e0o l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o thu th\u1eadp d\u1eef li\u1ec7u ch\u00ednh x\u00e1c cho m\u00f4 h\u00ecnh ph\u01a1i nhi\u1ec5m v\u00e0 x\u00e1c \u0111\u1ecbnh t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi.<\/p>\n\n\n\n

Ti\u1ec3u ban ph\u00e1t tri\u1ec3n D8560 hi\u1ec7n c\u0169ng \u0111ang nghi\u00ean c\u1ee9u m\u1ed9t ti\u00eau chu\u1ea9n \u0111\u1ec1 xu\u1ea5t \u0111\u1ec3 ph\u00e2n t\u00edch m\u1ed9t lo\u1ea1i PFAS, \u0111\u1ed3ng th\u1eddi c\u0169ng c\u00f3 trong r\u01b0\u1ee3u fluorotelomer (WK83516). T\u1ea5t c\u1ea3 c\u00e1c b\u00ean quan t\u00e2m \u0111\u1ec1u \u0111\u01b0\u1ee3c m\u1eddi tham gia ph\u00e1t tri\u1ec3n ti\u00eau chu\u1ea9n D22 n\u00e0y v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ec1 xu\u1ea5t kh\u00e1c.<\/p>\n\n\n\n

B\u1ea3o Linh<\/strong><\/p>\n\n\n\n

https:\/\/vietq.vn\/ban-hanh-tieu-chuan-quoc-te-xac-dinh-nong-do-pfas-trong-khong-khi-trong-nhas18-d225417.html\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

Ti\u00eau chu\u1ea9n m\u1edbi \u0111\u01b0\u1ee3c U\u1ef7 ban Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM ph\u00ea duy\u1ec7t, m\u00f4 t\u1ea3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 PFAS kh\u00f4ng kh\u00ed trong nh\u00e0. Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf ASTM m\u1edbi (D8560) s\u1ebd gi\u00fap x\u00e1c \u0111\u1ecbnh s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c ch\u1ea5t polyfluoroalkyl (PFAS) trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng kh\u00ed trong nh\u00e0. Ti\u00eau chu\u1ea9n […]<\/p>\n","protected":false},"author":26,"featured_media":35904,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-35903","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/35903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=35903"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/35903\/revisions"}],"predecessor-version":[{"id":35905,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/35903\/revisions\/35905"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/35904"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=35903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=35903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=35903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}