{"id":5746,"date":"2026-10-19T00:00:16","date_gmt":"2026-10-18T16:00:16","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=5746"},"modified":"2026-10-19T15:00:32","modified_gmt":"2026-10-19T07:00:32","slug":"ucmr-6-is-coming-what-water-testing-labs-should-prepare-for","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/news\/ucmr-6-is-coming-what-water-testing-labs-should-prepare-for","title":{"rendered":"UCMR 6 s\u1eafp ra m\u1eaft: C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m \u0111\u1ecbnh n\u01b0\u1edbc c\u1ea7n chu\u1ea9n b\u1ecb nh\u1eefng g\u00ec?"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-5742\" src=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/UCMR-6-Is-Coming-What-Water-Testing-Labs-Should-Prepare-For.webp\" alt=\"UCMR 6 s\u1eafp ra m\u1eaft: C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m nghi\u1ec7m n\u01b0\u1edbc c\u1ea7n chu\u1ea9n b\u1ecb g\u00ec?\" width=\"750\" height=\"529\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/UCMR-6-Is-Coming-What-Water-Testing-Labs-Should-Prepare-For.webp 750w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/UCMR-6-Is-Coming-What-Water-Testing-Labs-Should-Prepare-For-300x212.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/UCMR-6-Is-Coming-What-Water-Testing-Labs-Should-Prepare-For-18x12.webp 18w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/UCMR-6-Is-Coming-What-Water-Testing-Labs-Should-Prepare-For-600x423.webp 600w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>Quy \u0111\u1ecbnh UCMR 6 v\u1eabn \u0111ang trong giai \u0111o\u1ea1n d\u1ef1 th\u1ea3o, nh\u01b0ng c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m tra n\u01b0\u1edbc kh\u00f4ng c\u1ea7n ph\u1ea3i ch\u1edd \u0111\u1ebfn khi quy \u0111\u1ecbnh cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c ban h\u00e0nh m\u1edbi b\u1eaft \u0111\u1ea7u c\u00f4ng vi\u1ec7c. Quy \u0111\u1ecbnh gi\u00e1m s\u00e1t ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t l\u1ea7n th\u1ee9 s\u00e1u \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t h\u01b0\u1edbng \u0111\u1ebfn chu k\u1ef3 2027-2031, v\u1edbi vi\u1ec7c thu th\u1eadp m\u1eabu \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t t\u1eeb \u200b\u200bn\u0103m 2028 \u0111\u1ebfn n\u0103m 2030. M\u1ee5c ti\u00eau gi\u00e1m s\u00e1t kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t vi\u1ec7c b\u1ed5 sung th\u01b0\u1eddng xuy\u00ean nh\u1ecf. \u0110\u1ec1 xu\u1ea5t c\u1ee7a EPA bao g\u1ed3m 30 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m h\u00f3a h\u1ecdc, bao g\u1ed3m c\u00e1c h\u1ee3p ch\u1ea5t organofluorine si\u00eau ng\u1eafn, thu\u1ed1c tr\u1eeb s\u00e2u, ch\u1ea5t chuy\u1ec3n h\u00f3a thu\u1ed1c tr\u1eeb s\u00e2u, dung m\u00f4i c\u00f4ng nghi\u1ec7p v\u00e0 ch\u1ea5t trung gian h\u00f3a h\u1ecdc.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m \u0111\u1ecbnh n\u01b0\u1edbc thu\u1ed9c UCMR 6, vi\u1ec7c chu\u1ea9n b\u1ecb quan tr\u1ecdng kh\u00f4ng ph\u1ea3i l\u00e0 mua s\u1eafm thi\u1ebft b\u1ecb m\u1ed9t c\u00e1ch v\u1ed9i v\u00e0ng. C\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf l\u00e0 ki\u1ec3m tra ph\u1ea1m vi ph\u01b0\u01a1ng ph\u00e1p, th\u1eddi gian ph\u00ea duy\u1ec7t, h\u1ec7 th\u1ed1ng ch\u1ea5t l\u01b0\u1ee3ng, kh\u1ea3 n\u0103ng b\u00e1o c\u00e1o v\u00e0 c\u00e1c thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m \u0111\u1ecbnh n\u01b0\u1edbc xung quanh h\u1ed7 tr\u1ee3 c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y. C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m hi\u1ec7n \u0111ang ph\u1ee5c v\u1ee5 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng n\u00ean coi n\u0103m 2027 l\u00e0 n\u0103m chu\u1ea9n b\u1ecb, b\u1edfi v\u00ec vi\u1ec7c s\u1eafp x\u1ebfp m\u1eabu s\u1edbm, ki\u1ec3m tra n\u0103ng l\u1ef1c v\u00e0 h\u1ed3 s\u01a1 \u0111\u0103ng k\u00fd c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh vi\u1ec7c ai s\u1eb5n s\u00e0ng khi qu\u00e1 tr\u00ecnh gi\u00e1m s\u00e1t b\u1eaft \u0111\u1ea7u.<\/p>\n<h2><strong><b>B\u1eaft \u0111\u1ea7u v\u1edbi khung th\u1eddi gian \u0111\u1ec1 xu\u1ea5t c\u1ee7a EPA.<\/b><\/strong><\/h2>\n<p><a href=\"https:\/\/www.epa.gov\/dwucmr\"><strong><u>Ch\u01b0\u01a1ng tr\u00ecnh UCMR c\u1ee7a EPA<\/u><\/strong><\/a>\u00a0Thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m c\u00f3 th\u1ec3 c\u00f3 trong n\u01b0\u1edbc u\u1ed1ng nh\u01b0ng ch\u01b0a thu\u1ed9c ph\u1ea1m vi \u0111i\u1ec1u ch\u1ec9nh c\u1ee7a c\u00e1c quy \u0111\u1ecbnh qu\u1ed1c gia v\u1ec1 n\u01b0\u1edbc u\u1ed1ng. <a href=\"https:\/\/www.epa.gov\/dwucmr\/proposed-sixth-unregulated-contaminant-monitoring-rule\"><strong><u>\u0110\u1ec1 xu\u1ea5t UCMR 6<\/u><\/strong><\/a>\u00a0B\u00e1o c\u00e1o \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o ng\u00e0y 1 th\u00e1ng 7 n\u0103m 2026, v\u00e0 trang UCMR c\u1ee7a EPA li\u1ec7t k\u00ea chu k\u1ef3 th\u1ee9 s\u00e1u l\u00e0 UCMR 6 (2027-2031). Theo \u0111\u1ec1 xu\u1ea5t, c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng s\u1ebd gi\u00e1m s\u00e1t 30 ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong kho\u1ea3ng th\u1eddi gian 12 th\u00e1ng, t\u1eeb th\u00e1ng 1 n\u0103m 2028 \u0111\u1ebfn th\u00e1ng 12 n\u0103m 2030. \u0110i\u1ec1u n\u00e0y t\u1ea1o cho c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m m\u1ed9t kho\u1ea3ng th\u1eddi gian chu\u1ea9n b\u1ecb, nh\u01b0ng s\u1ebd kh\u00f4ng c\u00f2n nhi\u1ec1u th\u1eddi gian n\u1eefa n\u1ebfu t\u00ednh c\u1ea3 c\u00e1c th\u1ee7 t\u1ee5c mua s\u1eafm, th\u1ea9m \u0111\u1ecbnh, \u0111\u00e0o t\u1ea1o nh\u00e2n vi\u00ean v\u00e0 ph\u00ea duy\u1ec7t.<\/p>\n<p>Quy \u0111\u1ecbnh n\u00e0y \u0111ang \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t, v\u00ec v\u1eady danh s\u00e1ch ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m cu\u1ed1i c\u00f9ng, ng\u00f4n ng\u1eef ph\u01b0\u01a1ng ph\u00e1p, th\u1eddi h\u1ea1n v\u00e0 chi ti\u1ebft b\u00e1o c\u00e1o c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra l\u1ea1i so v\u1edbi c\u00e1c t\u00e0i li\u1ec7u cu\u1ed1i c\u00f9ng c\u1ee7a EPA. Tuy nhi\u00ean, vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc u\u1ed1ng c\u00f3 m\u1ed9t quy tr\u00ecnh kh\u00e1 \u1ed5n \u0111\u1ecbnh: c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ea7n c\u00f3 n\u0103ng l\u1ef1c v\u1ec1 ph\u01b0\u01a1ng ph\u00e1p, \u0111\u1ee7 c\u00f4ng su\u1ea5t, h\u1eadu c\u1ea7n l\u1ea5y m\u1eabu c\u1ea9n th\u1eadn, g\u00f3i d\u1eef li\u1ec7u s\u1ea1ch v\u00e0 nh\u00e2n vi\u00ean c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng khi h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng y\u00eau c\u1ea7u m\u1ed9t l\u1ecbch tr\u00ecnh kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1eadm tr\u1ec5. \u0110\u1ed1i v\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m tra n\u01b0\u1edbc thu\u1ed9c UCMR 6, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u1edbm v\u1ec1 nh\u00e2n l\u1ef1c, thi\u1ebft b\u1ecb, ti\u00eau chu\u1ea9n v\u00e0 xem x\u00e9t d\u1eef li\u1ec7u \u0111\u00e3 r\u1ea5t h\u1eefu \u00edch.<\/p>\n<h2><strong><b>Ph\u00ea duy\u1ec7t ph\u00f2ng th\u00ed nghi\u1ec7m l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n theo t\u1eebng ph\u01b0\u01a1ng ph\u00e1p c\u1ee5 th\u1ec3.<\/b><\/strong><\/h2>\n<p>c\u1ee7a EPA <a href=\"https:\/\/www.epa.gov\/dwucmr\/laboratory-approval-program-unregulated-contaminant-monitoring-rule-ucmr-6\"><strong><u>ch\u01b0\u01a1ng tr\u00ecnh ph\u00ea duy\u1ec7t ph\u00f2ng th\u00ed nghi\u1ec7m<\/u><\/strong><\/a>\u00a0\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng t\u00edn hi\u1ec7u chu\u1ea9n b\u1ecb r\u00f5 r\u00e0ng nh\u1ea5t. C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m mu\u1ed1n ph\u00e2n t\u00edch m\u1eabu UCMR 6 \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch n\u1ed9p \u0111\u01a1n xin ph\u00ea duy\u1ec7t ph\u01b0\u01a1ng ph\u00e1p c\u1ee5 th\u1ec3 c\u00e0ng s\u1edbm c\u00e0ng t\u1ed1t. Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y bao g\u1ed3m thi\u1ebft b\u1ecb, hi\u1ec7u su\u1ea5t ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 b\u00e1o c\u00e1o d\u1eef li\u1ec7u. N\u00f3 c\u0169ng y\u00eau c\u1ea7u \u0111\u0103ng k\u00fd, h\u1ed3 s\u01a1 \u0111\u0103ng k\u00fd, ki\u1ec3m tra n\u0103ng l\u1ef1c v\u00e0 ph\u00ea duy\u1ec7t b\u1eb1ng v\u0103n b\u1ea3n c\u1ee7a EPA sau khi quy \u0111\u1ecbnh \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n.<\/p>\n<p>H\u1ed3 s\u01a1 \u0111\u0103ng k\u00fd kh\u00f4ng ch\u1ec9 l\u00e0 th\u1ee7 t\u1ee5c h\u00ecnh th\u1ee9c. EPA m\u00f4 t\u1ea3 c\u00e1c t\u00e0i li\u1ec7u nh\u01b0 d\u1eef li\u1ec7u ch\u1ee9ng minh kh\u1ea3 n\u0103ng ban \u0111\u1ea7u, h\u1ed3 s\u01a1 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady, nghi\u00ean c\u1ee9u m\u1ee9c b\u00e1o c\u00e1o t\u1ed1i thi\u1ec3u, quy tr\u00ecnh v\u1eadn h\u00e0nh ti\u00eau chu\u1ea9n (SOP) c\u1ee5 th\u1ec3 cho t\u1eebng ph\u01b0\u01a1ng ph\u00e1p, b\u1eb1ng ch\u1ee9ng ch\u1ee9ng nh\u1eadn ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc u\u1ed1ng cho c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tu\u00e2n th\u1ee7 \u0111\u01b0\u1ee3c ch\u1ecdn v\u00e0 c\u00e1c v\u00ed d\u1ee5 v\u1ec1 s\u1eafc k\u00fd \u0111\u1ed3. M\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m ph\u00e1t hi\u1ec7n ra c\u00e1c s\u1eafc k\u00fd \u0111\u1ed3 b\u1ecb thi\u1ebfu, b\u1eb1ng ch\u1ee9ng MRL y\u1ebfu ho\u1eb7c SOP \u0111\u01b0\u1ee3c vi\u1ebft k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng g\u1ea7n th\u1eddi h\u1ea1n s\u1ebd kh\u00f3 c\u00f3 c\u01a1 h\u1ed9i kh\u1eafc ph\u1ee5c.<\/p>\n<h3><strong><b>X\u00e2y d\u1ef1ng h\u1ed3 s\u01a1 ph\u00ea duy\u1ec7t s\u1edbm<\/b><\/strong><\/h3>\n<p>H\u1ed3 s\u01a1 chu\u1ea9n b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m UCMR 6 th\u1ef1c t\u1ebf c\u1ea7n bao g\u1ed3m c\u00e1c phi\u00ean b\u1ea3n ph\u01b0\u01a1ng ph\u00e1p, c\u1ea5u h\u00ecnh thi\u1ebft b\u1ecb, c\u1ed9t s\u1eafc k\u00fd, v\u1eadt t\u01b0 ti\u00eau hao, chi ti\u1ebft hi\u1ec7u chu\u1ea9n, ghi ch\u00fa b\u1ea3o qu\u1ea3n m\u1eabu, quy tr\u00ecnh chi\u1ebft xu\u1ea5t ho\u1eb7c c\u00f4 \u0111\u1eb7c, h\u1ed3 s\u01a1 \u0111\u00e0o t\u1ea1o nh\u00e0 ph\u00e2n t\u00edch, nh\u1eadt k\u00fd b\u1ea3o tr\u00ec v\u00e0 quy t\u1eafc xem x\u00e9t d\u1eef li\u1ec7u. H\u1ed3 s\u01a1 c\u0169ng c\u1ea7n x\u00e1c \u0111\u1ecbnh nh\u1eefng ph\u1ea7n n\u00e0o c\u1ee7a quy tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn ho\u1eb7c c\u00f4ng nh\u1eadn c\u1ee7a ti\u1ec3u bang v\u00e0 nh\u1eefng ph\u1ea7n n\u00e0o v\u1eabn ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 ch\u1ea5p thu\u1eadn c\u1ee7a EPA d\u00e0nh ri\u00eang cho UCMR. H\u1ed3 s\u01a1 ki\u1ec3m tra ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng thu\u1ed9c di\u1ec7n ki\u1ec3m so\u00e1t t\u1ed1t s\u1ebd gi\u00fap qu\u00e1 tr\u00ecnh xin c\u1ea5p ph\u00e9p cu\u1ed1i c\u00f9ng di\u1ec5n ra su\u00f4n s\u1ebb h\u01a1n.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-5745\" src=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/water-testing.webp\" alt=\"ki\u1ec3m tra n\u01b0\u1edbc\" width=\"500\" height=\"333\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/water-testing.webp 500w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/water-testing-300x200.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2026\/10\/water-testing-18x12.webp 18w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/p>\n<h2><strong><b>Ki\u1ec3m tra c\u00e1c nh\u00f3m ph\u01b0\u01a1ng ph\u00e1p so v\u1edbi n\u0103ng l\u1ef1c th\u1ef1c t\u1ebf<\/b><\/strong><\/h2>\n<p>B\u1ea3ng ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m do EPA \u0111\u1ec1 xu\u1ea5t li\u00ean k\u1ebft c\u00e1c ch\u1ea5t ph\u00e2n t\u00edch kh\u00e1c nhau v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u1ee7a EPA nh\u01b0 524.3 \u0111\u1ed9 nh\u1ea1y cao, 525.3, 540 v\u00e0 563. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y ngay l\u1eadp t\u1ee9c \u0111\u1eb7t ra c\u00e2u h\u1ecfi v\u1ec1 n\u0103ng l\u1ef1c. C\u00e1c dung m\u00f4i d\u1ec5 bay h\u01a1i v\u00e0 m\u1ed9t s\u1ed1 ch\u1ea5t trung gian h\u00f3a h\u1ecdc kh\u00f4ng g\u00e2y \u00e1p l\u1ef1c l\u00ean quy tr\u00ecnh l\u00e0m vi\u1ec7c gi\u1ed1ng nh\u01b0 c\u00e1c ch\u1ea5t chuy\u1ec3n h\u00f3a thu\u1ed1c tr\u1eeb s\u00e2u ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 flo c\u00f3 th\u1eddi gian ph\u00e2n h\u1ee7y c\u1ef1c ng\u1eafn. M\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m n\u00ean xem x\u00e9t th\u1eddi gian chi\u1ebft xu\u1ea5t, th\u1eddi gian s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb, xem x\u00e9t d\u1eef li\u1ec7u, chu\u1ea9n b\u1ecb m\u1eabu chu\u1ea9n, s\u1eed d\u1ee5ng dung m\u00f4i, b\u1ea3o qu\u1ea3n m\u1eabu v\u00e0 x\u1eed l\u00fd ch\u1ea5t th\u1ea3i tr\u01b0\u1edbc khi cam k\u1ebft kh\u1ed1i l\u01b0\u1ee3ng m\u1eabu h\u00e0ng th\u00e1ng.<\/p>\n<p>Vi\u1ec7c ki\u1ec3m tra ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t th\u01b0\u1eddng tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1ecbch tr\u00ecnh tr\u01b0\u1edbc khi tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 khoa h\u1ecdc. C\u00e1c m\u1eabu \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn t\u1eeb h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng v\u1edbi th\u1eddi gian l\u01b0u gi\u1eef v\u00e0 th\u1ee7 t\u1ee5c gi\u1ea5y t\u1edd c\u1ed1 \u0111\u1ecbnh. M\u1ed9t thi\u1ebft b\u1ecb b\u1ecb ch\u1eadm tr\u1ec5, m\u1ed9t m\u1eabu chu\u1ea9n b\u1ecb thi\u1ebfu ho\u1eb7c m\u1ed9t nh\u00e0 ph\u00e2n t\u00edch v\u1eafng m\u1eb7t \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00e2y ra r\u1eafc r\u1ed1i cho c\u1ea3 l\u00f4 m\u1eabu. C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m n\u00ean x\u00e2y d\u1ef1ng m\u1ed9t l\u1ecbch tr\u00ecnh bao g\u1ed3m ki\u1ec3m tra n\u0103ng l\u1ef1c, c\u1eadp nh\u1eadt ph\u01b0\u01a1ng ph\u00e1p cu\u1ed1i c\u00f9ng, ti\u1ebfp nh\u1eadn t\u1eeb h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng, chu\u1ea9n b\u1ecb b\u1ed9 d\u1ee5ng c\u1ee5 l\u1ea5y m\u1eabu, th\u1eddi gian v\u1eadn chuy\u1ec3n v\u00e0 th\u1eddi gian xem x\u00e9t tr\u01b0\u1edbc khi b\u00e1o c\u00e1o \u0111i\u1ec7n t\u1eed.<\/p>\n<h2><strong><b>Vi\u1ec7c l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb c\u1ea7n c\u00f3 ranh gi\u1edbi r\u00f5 r\u00e0ng.<\/b><\/strong><\/h2>\n<p>\u0110\u1ec3 ph\u00e2n t\u00edch tu\u00e2n th\u1ee7 tr\u1ef1c ti\u1ebfp UCMR 6, c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ph\u1ea3i tu\u00e2n theo quy \u0111\u1ecbnh cu\u1ed1i c\u00f9ng c\u1ee7a EPA, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t v\u00e0 c\u00e1c \u0111i\u1ec1u kho\u1ea3n ph\u00ea duy\u1ec7t. Gi\u1edbi h\u1ea1n n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c n\u00eau r\u00f5 r\u00e0ng trong c\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn mua s\u1eafm. \u0110\u1ed3ng th\u1eddi, m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc hi\u1ebfm khi ch\u1ec9 s\u1edf h\u1eefu thi\u1ebft b\u1ecb cho m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh duy nh\u1ea5t. C\u00e1c c\u00f4ng vi\u1ec7c th\u01b0\u1eddng quy v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng, s\u00e0ng l\u1ecdc ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m h\u1eefu c\u01a1, ph\u00e1t tri\u1ec3n ph\u01b0\u01a1ng ph\u00e1p v\u00e0 \u0111\u00e0o t\u1ea1o \u0111\u1ec1u n\u1eb1m trong kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ee7a UCMR.<\/p>\n<h3><strong><b>C\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng v\u1eabn l\u00e0 nhu c\u1ea7u thi\u1ebft y\u1ebfu c\u1ee7a ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc.<\/b><\/strong><\/h3>\n<p>C\u00e1c <a href=\"https:\/\/www.pgeneral.com\/vi\/product\/aasa3g\/\"><strong><u>L\u00f2 nung than ch\u00ec A3G AAS<\/u><\/strong><\/a>\u00a0\u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p khi ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ea7n kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng trong n\u01b0\u1edbc v\u00e0 c\u00e1c ch\u1ea5t n\u1ec1n li\u00ean quan. C\u00e1c t\u00ednh n\u0103ng nh\u01b0 nguy\u00ean t\u1eed h\u00f3a b\u1eb1ng l\u00f2 nung than ch\u00ec, v\u1eadn h\u00e0nh b\u1eb1ng m\u00e1y t\u00ednh, b\u1ea3o v\u1ec7 an to\u00e0n v\u00e0 t\u00f9y ch\u1ecdn b\u1ed9 l\u1ea5y m\u1eabu t\u1ef1 \u0111\u1ed9ng \u0111a n\u0103ng r\u1ea5t h\u1eefu \u00edch cho c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch nguy\u00ean t\u1ed1 th\u00f4ng th\u01b0\u1eddng, trong \u0111\u00f3 AAS l\u00e0 k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn. \u1ee8ng d\u1ee5ng c\u1ee7a PERSEE bao g\u1ed3m ph\u00e2n t\u00edch ch\u00ec trong n\u01b0\u1edbc u\u1ed1ng v\u00e0 n\u01b0\u1edbc m\u1eb7t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed l\u00f2 nung than ch\u00ec, c\u0169ng nh\u01b0 ph\u00e2n t\u00edch nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng trong th\u1ef1c ph\u1ea9m v\u00e0 m\u00f4i tr\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y khi\u1ebfn A3G tr\u1edf th\u00e0nh m\u1ed9t thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 cho vi\u1ec7c ph\u00e2n t\u00edch h\u00f3a h\u1ecdc n\u01b0\u1edbc n\u00f3i chung, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p t\u1ef1 \u0111\u1ed9ng cho m\u1ecdi ph\u01b0\u01a1ng ph\u00e1p UCMR 6.<\/p>\n<h3><strong><b>C\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m h\u1eefu c\u01a1 c\u1ea7n ph\u01b0\u01a1ng ph\u00e1p s\u1eafc k\u00fd chuy\u00ean s\u00e2u.<\/b><\/strong><\/h3>\n<p>Nhi\u1ec1u ch\u1ea5t ph\u00e2n t\u00edch UCMR 6 \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t n\u1eb1m trong nh\u00f3m ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m h\u1eefu c\u01a1, n\u01a1i vi\u1ec7c \u0111\u01b0a m\u1eabu v\u00e0o, l\u1ef1a ch\u1ecdn c\u1ed9t s\u1eafc k\u00fd, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7u d\u00f2, ph\u1ea1m vi hi\u1ec7u chu\u1ea9n v\u00e0 ki\u1ec3m so\u00e1t m\u1eabu tr\u1eafng \u1edf m\u1ee9c th\u1ea5p quy\u1ebft \u0111\u1ecbnh li\u1ec7u g\u00f3i d\u1eef li\u1ec7u c\u00f3 v\u01b0\u1ee3t qua \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh xem x\u00e9t hay kh\u00f4ng. <a href=\"https:\/\/www.pgeneral.com\/vi\/product\/m7\/\"><strong><u>M7 GC-MS<\/u><\/strong><\/a>\u00a0H\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng th\u01b0\u1eddng quy v\u00e0 nghi\u00ean c\u1ee9u trong an to\u00e0n th\u1ef1c ph\u1ea9m, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, h\u00f3a h\u1ecdc v\u1eadt li\u1ec7u, y h\u1ecdc v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc, M7 GC-MS c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem x\u00e9t nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m h\u1eefu c\u01a1 d\u1ec5 bay h\u01a1i v\u00e0 b\u00e1n d\u1ec5 bay h\u01a1i r\u1ed9ng h\u01a1n. \u0110\u1ed3ng th\u1eddi, c\u00e1c chi ti\u1ebft ph\u01b0\u01a1ng ph\u00e1p c\u1ee7a EPA v\u1eabn quy\u1ebft \u0111\u1ecbnh t\u00ednh ph\u00f9 h\u1ee3p cu\u1ed1i c\u00f9ng cho b\u1ea5t k\u1ef3 c\u00f4ng vi\u1ec7c UCMR 6 n\u00e0o \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong><b>Kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c b\u00e1o c\u00e1o c\u00f3 th\u1ec3 l\u00e0 n\u00fat th\u1eaft c\u1ed5 chai ti\u1ec1m \u1ea9n.<\/b><\/strong><\/h2>\n<p>Trang ph\u00ea duy\u1ec7t c\u1ee7a EPA ghi ch\u00fa v\u1ec1 vi\u1ec7c b\u00e1o c\u00e1o d\u1eef li\u1ec7u \u0111i\u1ec7n t\u1eed th\u00f4ng qua CDX v\u00e0 SDWARS 6, v\u1edbi d\u1eef li\u1ec7u ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi c\u00e1c ti\u00eau ch\u00ed ph\u01b0\u01a1ng ph\u00e1p. Theo \u0111\u1ec1 xu\u1ea5t, c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m s\u1ebd \u0111\u0103ng t\u1ea3i d\u1eef li\u1ec7u m\u1eabu v\u00e0 d\u1eef li\u1ec7u ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft trong v\u00f2ng 90 ng\u00e0y k\u1ec3 t\u1eeb ng\u00e0y thu th\u1eadp m\u1eabu. \u0110\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee7a b\u1ed9 ph\u1eadn CNTT. N\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean, xem x\u00e9t s\u1eafc k\u00fd \u0111\u1ed3, nh\u1eadt k\u00fd ki\u1ec3m to\u00e1n, c\u00e1c y\u1ebfu t\u1ed1 b\u1ed5 sung, m\u00f4 t\u1ea3 l\u00f4 h\u00e0ng, c\u00e1c h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c v\u00e0 ng\u01b0\u1eddi k\u00fd duy\u1ec7t tr\u01b0\u1edbc khi g\u1eedi.<\/p>\n<p>Ph\u00f2ng th\u00ed nghi\u1ec7m n\u00ean ki\u1ec3m tra quy tr\u00ecnh b\u00e1o c\u00e1o tr\u01b0\u1edbc khi nh\u1eadn \u0111\u01b0\u1ee3c m\u1eabu th\u1ef1c t\u1ebf. H\u00e3y ch\u1ecdn m\u1ed9t l\u00f4 n\u01b0\u1edbc m\u1eabu c\u0169 v\u00e0 t\u1ea1o m\u1ed9t t\u1eadp tin gi\u1ea3 l\u1eadp theo ki\u1ec3u UCMR: ti\u1ebfp nh\u1eadn m\u1eabu, chu\u1ea9n b\u1ecb, hi\u1ec7u chu\u1ea9n, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng, d\u1eef li\u1ec7u th\u00f4, s\u1eafc k\u00fd \u0111\u1ed3, ghi ch\u00fa \u0111\u00e1nh gi\u00e1, b\u00e1o c\u00e1o cu\u1ed1i c\u00f9ng v\u00e0 c\u00e1c tr\u01b0\u1eddng g\u1eedi \u0111i\u1ec7n t\u1eed. B\u00e0i t\u1eadp n\u00e0y th\u01b0\u1eddng ph\u00e1t hi\u1ec7n ra nh\u1eefng v\u1ea5n \u0111\u1ec1 nh\u1ecf, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e3 s\u1ed1 m\u1eabu kh\u00f4ng nh\u1ea5t qu\u00e1n, thi\u1ebfu ch\u1eef vi\u1ebft t\u1eaft c\u1ee7a ng\u01b0\u1eddi ph\u00e2n t\u00edch, nh\u1eadt k\u00fd thi\u1ebft b\u1ecb ph\u00e2n t\u00e1n ho\u1eb7c t\u00ean t\u1eadp tin ch\u1ec9 c\u00f3 \u00fd ngh\u0129a \u0111\u1ed1i v\u1edbi m\u1ed9t ng\u01b0\u1eddi.<\/p>\n<h3><strong><b>Ti\u1ebfp t\u1ee5c h\u1ed7 tr\u1ee3 c\u00e1c cu\u1ed9c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh trong su\u1ed1t qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a UCMR.<\/b><\/strong><\/h3>\n<p>C\u00f4ng vi\u1ec7c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m m\u1edbi (UCMR) c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m s\u1ef1 ch\u00fa \u00fd d\u00e0nh cho vi\u1ec7c ki\u1ec3m tra n\u01b0\u1edbc \u0111\u1ecbnh k\u1ef3. C\u00e1c h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng c\u1ed9ng v\u1eabn c\u1ea7n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 ki\u1ec3m tra kim lo\u1ea1i, ch\u1ea5t dinh d\u01b0\u1ee1ng, h\u00f3a h\u1ecdc t\u1ed5ng qu\u00e1t, ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u00e1c ch\u1ea5t gi\u00e1m s\u00e1t kh\u00e1c. M\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u1ea3m nh\u1eadn vi\u1ec7c ki\u1ec3m tra c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m m\u1edbi kh\u00f4ng \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh c\u1ea7n ph\u1ea3i b\u1ea3o v\u1ec7 th\u1eddi gian ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c th\u01b0\u1eddng xuy\u00ean b\u1eb1ng c\u00e1ch t\u00e1ch bi\u1ec7t th\u1eddi gian ph\u00e1t tri\u1ec3n ph\u01b0\u01a1ng ph\u00e1p kh\u1ecfi th\u1eddi gian s\u1ea3n xu\u1ea5t v\u00e0 b\u1eb1ng c\u00e1ch duy tr\u00ec c\u00e1c k\u1ebf ho\u1ea1ch d\u1ef1 ph\u00f2ng cho c\u00e1c thi\u1ebft b\u1ecb quan tr\u1ecdng.<\/p>\n<p>Quang ph\u1ed5 UV-Vis v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 th\u01b0\u1eddng d\u00f9ng trong nhi\u1ec1u ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc. M\u00e1y quang ph\u1ed5 T8DCS h\u1ed7 tr\u1ee3 c\u00e1c ch\u1ee9c n\u0103ng \u0111o quang k\u00e9p, qu\u00e9t quang ph\u1ed5, ph\u00e2n t\u00edch \u0111\u1ecbnh l\u01b0\u1ee3ng, ph\u00e2n t\u00edch \u0111\u1ed9ng h\u1ecdc v\u00e0 ph\u1ea7n m\u1ec1m UV-Win. T\u00e0i li\u1ec7u s\u1ea3n ph\u1ea9m c\u1ee7a PERSEE li\u00ean k\u1ebft vi\u1ec7c s\u1eed d\u1ee5ng UV-Vis v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc m\u00f4i tr\u01b0\u1eddng, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, n\u00f4ng nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc. <a href=\"https:\/\/www.pgeneral.com\/vi\/\"><strong><u>PERSEE<\/u><\/strong><\/a>\u00a0\u0110i\u1ec1u n\u00e0y c\u0169ng gi\u00fap ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 so s\u00e1nh c\u00e1c l\u1ef1a ch\u1ecdn quang ph\u1ed5 ph\u00e2n t\u1eed, quang ph\u1ed5 nguy\u00ean t\u1eed v\u00e0 s\u1eafc k\u00fd khi ph\u00f2ng th\u00ed nghi\u1ec7m n\u01b0\u1edbc \u0111ang l\u00ean k\u1ebf ho\u1ea1ch n\u00e2ng c\u1ea5p to\u00e0n di\u1ec7n thi\u1ebft b\u1ecb xung quanh chu k\u1ef3 UCMR s\u1eafp t\u1edbi. Vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch t\u01b0\u01a1ng t\u1ef1 c\u0169ng gi\u00fap duy tr\u00ec t\u00ednh h\u1eefu d\u1ee5ng c\u1ee7a thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m tra n\u01b0\u1edbc sau khi l\u1ecbch tr\u00ecnh l\u00f4 UCMR thay \u0111\u1ed5i.<\/p>\n<h2><strong><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/strong><\/h2>\n<p><strong>C\u00e2u 1: UCMR 6 \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n ch\u01b0a?<\/strong><\/p>\n<p>A1: Kh\u00f4ng. T\u00e0i li\u1ec7u c\u00f4ng khai c\u1ee7a EPA m\u00f4 t\u1ea3 UCMR 6 nh\u01b0 \u0111\u1ec1 xu\u1ea5t. C\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m n\u00ean chu\u1ea9n b\u1ecb d\u1ef1a tr\u00ean \u0111\u1ec1 xu\u1ea5t nh\u01b0ng c\u1ea7n x\u00e1c minh danh s\u00e1ch ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m, ph\u01b0\u01a1ng ph\u00e1p, ng\u00e0y th\u00e1ng v\u00e0 y\u00eau c\u1ea7u b\u00e1o c\u00e1o so v\u1edbi quy \u0111\u1ecbnh cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi nh\u1eadn c\u00f4ng vi\u1ec7c tu\u00e2n th\u1ee7.<\/p>\n<p><strong>C\u00e2u 2: Ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ea7n chu\u1ea9n b\u1ecb g\u00ec \u0111\u1ea7u ti\u00ean?<\/strong><\/p>\n<p>A2: Tr\u01b0\u1edbc ti\u00ean, h\u00e3y l\u1eadp h\u1ed3 s\u01a1 ph\u00ea duy\u1ec7t c\u1ee5 th\u1ec3 cho t\u1eebng ph\u01b0\u01a1ng ph\u00e1p: chi ti\u1ebft thi\u1ebft b\u1ecb, d\u1eef li\u1ec7u IDC, nghi\u00ean c\u1ee9u MRL, quy tr\u00ecnh v\u1eadn h\u00e0nh ti\u00eau chu\u1ea9n (SOP), s\u1eafc k\u00fd \u0111\u1ed3, b\u1eb1ng ch\u1ee9ng ch\u1ee9ng nh\u1eadn (n\u1ebfu c\u1ea7n), k\u1ebf ho\u1ea1ch ki\u1ec3m tra n\u0103ng l\u1ef1c v\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a nh\u00e2n vi\u00ean.<\/p>\n<p><strong>C\u00e2u 3: C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb PERSEE \u0111\u1ec3 ki\u1ec3m tra UCMR 6 kh\u00f4ng?<\/strong><\/p>\n<p>A3: T\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p cu\u1ed1i c\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c EPA ph\u00ea duy\u1ec7t v\u00e0 c\u00e1c \u0111i\u1ec1u kho\u1ea3n ph\u00ea duy\u1ec7t c\u1ee7a ph\u00f2ng th\u00ed nghi\u1ec7m. C\u00e1c thi\u1ebft b\u1ecb PERSEE c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c quy tr\u00ecnh li\u00ean quan \u0111\u1ebfn h\u00f3a h\u1ecdc n\u01b0\u1edbc, nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng, UV-Vis v\u00e0 s\u1eafc k\u00fd khi c\u1ea5u h\u00ecnh c\u1ee7a ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ea9m \u0111\u1ecbnh.<\/p>","protected":false},"excerpt":{"rendered":"<p>UCMR 6 is still in the proposed-rule stage, but water testing labs do not have to wait for the final rule to begin the hard work. The proposed sixth Unregulated Contaminant Monitoring Rule points toward a 2027-2031 cycle, with sample collection proposed for 2028 through 2030. The monitoring target is not a small routine add-on. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5742,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[38,37],"tags":[],"class_list":["post-5746","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-information","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/comments?post=5746"}],"version-history":[{"count":3,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5746\/revisions"}],"predecessor-version":[{"id":5750,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/5746\/revisions\/5750"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media\/5742"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media?parent=5746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/categories?post=5746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/tags?post=5746"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}