{"id":25635,"date":"2024-09-12T15:04:06","date_gmt":"2024-09-12T07:04:06","guid":{"rendered":"https:\/\/shchimay.com\/?p=25635"},"modified":"2024-09-13T23:05:42","modified_gmt":"2024-09-13T15:05:42","slug":"what-water-quality-standard-pertains-to-bacteria","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/what-water-quality-standard-pertains-to-bacteria\/","title":{"rendered":"ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc li\u00ean quan \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shchimay.com\/vi\/what-water-quality-standard-pertains-to-bacteria\/#Tam_quan_trong_cua_viec_theo_doi_nong_do_vi_khuan_trong_nuoc_uong\" title=\"T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c theo d\u00f5i n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng\">T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c theo d\u00f5i n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/vi\/what-water-quality-standard-pertains-to-bacteria\/#Cach_dam_bao_muc_do_vi_khuan_an_toan_trong_nguon_nuoc_giai_tri\" title=\"C\u00e1ch \u0111\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n an to\u00e0n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed\">C\u00e1ch \u0111\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n an to\u00e0n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"importance-of-monitoring-bacteria-levels-in-drinking-water-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Tam_quan_trong_cua_viec_theo_doi_nong_do_vi_khuan_trong_nuoc_uong\"><\/span>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c theo d\u00f5i n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nCh\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng, v\u00ec vi\u1ec7c ti\u1ebfp c\u1eadn ngu\u1ed3n n\u01b0\u1edbc u\u1ed1ng s\u1ea1ch v\u00e0 an to\u00e0n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n c\u00f3 trong n\u01b0\u1edbc. Vi khu\u1ea9n c\u00f3 th\u1ec3 g\u00e2y nguy c\u01a1 \u0111\u00e1ng k\u1ec3 cho s\u1ee9c kh\u1ecfe n\u1ebfu hi\u1ec7n di\u1ec7n \u1edf n\u1ed3ng \u0111\u1ed9 cao, d\u1eabn \u0111\u1ebfn m\u1ed9t lo\u1ea1t b\u1ec7nh t\u1eadt v\u00e0 nhi\u1ec5m tr\u00f9ng. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho n\u01b0\u1edbc u\u1ed1ng, c\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd \u0111\u00e3 thi\u1ebft l\u1eadp c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 m\u1ee9c \u0111\u1ed9 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c c\u1ee7a vi khu\u1ea9n trong ngu\u1ed3n n\u01b0\u1edbc.<\/p>\n<p>Ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 theo d\u00f5i m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng l\u00e0 Quy t\u1eafc T\u1ed5ng Coliform. Quy t\u1eafc n\u00e0y do C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng (EPA) thi\u1ebft l\u1eadp, y\u00eau c\u1ea7u c\u00e1c h\u1ec7 th\u1ed1ng n\u01b0\u1edbc c\u00f4ng c\u1ed9ng ph\u1ea3i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n coliform trong ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a h\u1ecd. Vi khu\u1ea9n Coliform l\u00e0 m\u1ed9t nh\u00f3m vi khu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ec9 b\u00e1o v\u1ec1 kh\u1ea3 n\u0103ng \u00f4 nhi\u1ec5m. N\u1ebfu vi khu\u1ea9n coliform c\u00f3 trong m\u1eabu n\u01b0\u1edbc, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c m\u1ea7m b\u1ec7nh g\u00e2y h\u1ea1i kh\u00e1c c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/p>\n<p>Ngo\u00e0i Quy t\u1eafc T\u1ed5ng Coliform, EPA c\u0169ng \u0111\u1eb7t ra c\u00e1c ti\u00eau chu\u1ea9n cho c\u00e1c lo\u1ea1i vi khu\u1ea9n c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 E. coli. E. coli l\u00e0 m\u1ed9t lo\u1ea1i vi khu\u1ea9n coliform th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong ru\u1ed9t c\u1ee7a \u0111\u1ed9ng v\u1eadt m\u00e1u n\u00f3ng, bao g\u1ed3m c\u1ea3 con ng\u01b0\u1eddi. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n E. coli trong n\u01b0\u1edbc u\u1ed1ng l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng cho th\u1ea5y t\u00ecnh tr\u1ea1ng \u00f4 nhi\u1ec5m ph\u00e2n v\u00e0 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c b\u1ec7nh nghi\u00eam tr\u1ecdng v\u1ec1 \u0111\u01b0\u1eddng ti\u00eau h\u00f3a n\u1ebfu ti\u00eau th\u1ee5. EPA \u0111\u00e3 thi\u1ebft l\u1eadp m\u1ee9c \u00f4 nhi\u1ec5m t\u1ed1i \u0111a (MCL) \u0111\u1ed1i v\u1edbi E. coli trong n\u01b0\u1edbc u\u1ed1ng \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng.<\/p>\n<p>Vi\u1ec7c gi\u00e1m s\u00e1t n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n ngu\u1ed3n n\u01b0\u1edbc v\u00e0 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng. Vi\u1ec7c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean cho ph\u00e9p c\u00e1c c\u00f4ng ty cung c\u1ea5p n\u01b0\u1edbc x\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n \u00f4 nhi\u1ec5m ti\u1ec1m \u1ea9n v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 l\u00e2y lan c\u1ee7a vi khu\u1ea9n c\u00f3 h\u1ea1i. Ngo\u00e0i c\u00e1c y\u00eau c\u1ea7u ph\u00e1p l\u00fd, vi\u1ec7c theo d\u00f5i m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n c\u0169ng c\u00f3 th\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh xu h\u01b0\u1edbng ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc theo th\u1eddi gian v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh x\u1eed l\u00fd.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u00e1c c\u01a1 s\u1edf x\u1eed l\u00fd n\u01b0\u1edbc c\u00f3 th\u1ec3 c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ed5 sung \u0111\u1ec3 ki\u1ec3m so\u00e1t m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng . \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c quy tr\u00ecnh kh\u1eed tr\u00f9ng nh\u01b0 kh\u1eed tr\u00f9ng b\u1eb1ng clo ho\u1eb7c x\u1eed l\u00fd b\u1eb1ng tia c\u1ef1c t\u00edm (UV), c\u00f3 hi\u1ec7u qu\u1ea3 trong vi\u1ec7c ti\u00eau di\u1ec7t vi khu\u1ea9n v\u00e0 c\u00e1c m\u1ea7m b\u1ec7nh kh\u00e1c. Vi\u1ec7c b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch thi\u1ebft b\u1ecb x\u1eed l\u00fd v\u00e0 gi\u00e1m s\u00e1t th\u01b0\u1eddng xuy\u00ean m\u1ee9c \u0111\u1ed9 kh\u1eed tr\u00f9ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c quy tr\u00ecnh n\u00e0y.<\/p>\n<p>T\u00f3m l\u1ea1i, gi\u00e1m s\u00e1t m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n cung c\u1ea5p n\u01b0\u1edbc. C\u00e1c ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh nh\u01b0 Quy t\u1eafc T\u1ed5ng Coliform v\u00e0 MCL d\u00e0nh cho c\u00e1c vi khu\u1ea9n c\u1ee5 th\u1ec3 gi\u00fap b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng v\u00e0 ng\u0103n ng\u1eeba c\u00e1c b\u1ec7nh l\u00e2y truy\u1ec1n qua \u0111\u01b0\u1eddng n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p gi\u00e1m s\u00e1t v\u00e0 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3, c\u00e1c c\u00f4ng ty c\u1ea5p n\u01b0\u1edbc c\u00f3 th\u1ec3 cung c\u1ea5p cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng n\u01b0\u1edbc u\u1ed1ng s\u1ea1ch v\u00e0 an to\u00e0n \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp. C\u00e1c c\u00f4ng ty c\u1ea5p n\u01b0\u1edbc c\u1ea7n \u01b0u ti\u00ean theo d\u00f5i n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng v\u00e0 \u0111\u1ea3m b\u1ea3o cung c\u1ea5p ngu\u1ed3n n\u01b0\u1edbc an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h1 id=\"how-to-ensure-safe-bacteria-levels-in-recreational-water-sources-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_dam_bao_muc_do_vi_khuan_an_toan_trong_nguon_nuoc_giai_tri\"><\/span>C\u00e1ch \u0111\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n an to\u00e0n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nCh\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 quan tr\u1ecdng \u0111\u01b0\u1ee3c theo d\u00f5i ch\u1eb7t ch\u1ebd l\u00e0 m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n c\u00f3 trong n\u01b0\u1edbc. Vi khu\u1ea9n c\u00f3 th\u1ec3 g\u00e2y nguy c\u01a1 s\u1ee9c kh\u1ecfe \u0111\u00e1ng k\u1ec3 cho nh\u1eefng ng\u01b0\u1eddi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc b\u1ecb \u00f4 nhi\u1ec5m, d\u1eabn \u0111\u1ebfn m\u1ed9t lo\u1ea1t b\u1ec7nh t\u1eadt v\u00e0 nhi\u1ec5m tr\u00f9ng. \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed.<\/p>\n<div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-25635-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/pH-ORP-3500.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/pH-ORP-3500.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/pH-ORP-3500.mp4<\/a><\/video><\/div>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/DO-1800-Dissolved-oxygen-measurement-and-control-instrument-4-1.png\" alt=\"alt-5111\" class=\"wp-image-5111\" id=\"i5111\" \/><\/p>\n<p>\nTi\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u01a1 b\u1ea3n li\u00ean quan \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed l\u00e0 ti\u00eau chu\u1ea9n coliform ph\u00e2n. Vi khu\u1ea9n Coliform ph\u00e2n l\u00e0 m\u1ed9t lo\u1ea1i vi khu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong ru\u1ed9t c\u1ee7a \u0111\u1ed9ng v\u1eadt m\u00e1u n\u00f3ng, bao g\u1ed3m c\u1ea3 con ng\u01b0\u1eddi. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n fecal coliform trong n\u01b0\u1edbc l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u cho th\u1ea5y \u00f4 nhi\u1ec5m ph\u00e2n, c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c m\u1ea7m b\u1ec7nh c\u00f3 h\u1ea1i c\u00f3 th\u1ec3 g\u00e2y b\u1ec7nh cho con ng\u01b0\u1eddi.<\/p>\n<p>Ti\u00eau chu\u1ea9n fecal coliform th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng n\u1ed3ng \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p c\u1ee7a vi khu\u1ea9n fecal coliform tr\u00ean 100 ml n\u01b0\u1edbc . Ti\u00eau chu\u1ea9n n\u00e0y d\u1ef1a tr\u00ean ti\u1ec1n \u0111\u1ec1 r\u1eb1ng n\u01b0\u1edbc c\u00f3 h\u00e0m l\u01b0\u1ee3ng vi khu\u1ea9n coliform ph\u00e2n cao c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng ch\u1ee9a m\u1ea7m b\u1ec7nh c\u00f3 h\u1ea1i c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe c\u1ee7a nh\u1eefng ng\u01b0\u1eddi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh n\u1ed3ng \u0111\u1ed9 coliform ph\u00e2n trong c\u00e1c ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed, ch\u00ednh quy\u1ec1n c\u00f3 th\u1ec3 gi\u00fap \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi b\u01a1i l\u1ed9i, ng\u01b0\u1eddi ch\u00e8o thuy\u1ec1n v\u00e0 nh\u1eefng c\u00e1 nh\u00e2n kh\u00e1c s\u1eed d\u1ee5ng c\u00e1c v\u00f9ng n\u01b0\u1edbc n\u00e0y cho m\u1ee5c \u0111\u00edch gi\u1ea3i tr\u00ed.<\/p>\n<p>Ngo\u00e0i ti\u00eau chu\u1ea9n fecal coliform, c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc kh\u00e1c c\u00f3 th\u1ec3 c\u0169ng li\u00ean quan \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed. V\u00ed d\u1ee5, t\u1ed5ng ti\u00eau chu\u1ea9n coliform l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 ph\u1ed5 bi\u1ebfn kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 c\u1ee7a vi khu\u1ea9n trong n\u01b0\u1edbc. T\u1ed5ng vi khu\u1ea9n coliform l\u00e0 m\u1ed9t nh\u00f3m vi khu\u1ea9n r\u1ed9ng h\u01a1n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u00f4i tr\u01b0\u1eddng, bao g\u1ed3m trong \u0111\u1ea5t, th\u1ef1c v\u1eadt v\u00e0 n\u01b0\u1edbc. M\u1eb7c d\u00f9 kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 vi khu\u1ea9n coliform \u0111\u1ec1u c\u00f3 h\u1ea1i cho con ng\u01b0\u1eddi nh\u01b0ng s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u00fang trong n\u01b0\u1edbc c\u00f3 th\u1ec3 cho th\u1ea5y kh\u1ea3 n\u0103ng \u00f4 nhi\u1ec5m v\u00e0 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c m\u1ea7m b\u1ec7nh c\u00f3 h\u1ea1i.<\/p>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n an to\u00e0n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 c\u00e1c c\u01a1 quan ch\u1ee9c n\u0103ng ph\u1ea3i th\u01b0\u1eddng xuy\u00ean gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 ti\u1ebfn h\u00e0nh x\u00e9t nghi\u1ec7m t\u00ecm coliform ph\u00e2n v\u00e0 c\u00e1c vi khu\u1ea9n kh\u00e1c. C\u1ea7n thi\u1ebft l\u1eadp c\u00e1c quy tr\u00ecnh l\u1ea5y m\u1eabu v\u00e0 ki\u1ec3m tra \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n trong c\u00e1c v\u00f9ng n\u01b0\u1edbc v\u00e0 x\u00e1c \u0111\u1ecbnh vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. Trong tr\u01b0\u1eddng h\u1ee3p m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n cho ph\u00e9p, c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p th\u00edch h\u1ee3p \u0111\u1ec3 gi\u1ea3i quy\u1ebft t\u00ecnh tr\u1ea1ng \u00f4 nhi\u1ec5m v\u00e0 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 d\u1eabn\/\u0111i\u1ec7n tr\u1edf EC-810<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-200\/2000\/4000\/10000uS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-20\/200mS\/cm 0-18,25M\u03a9<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n:1,5% ;\u00a0 \u0110i\u1ec7n tr\u1edf su\u1ea5t:2,0% (FS)<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean 25\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\uff5e50\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\uff5e120\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>0,01\/0,02\/0,1\/1,0\/10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n H\u00ecnh LCD<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra Hi\u1ec7n T\u1ea1i<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\uff5e50\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>96\u00d796\u00d7100mm(H\u00d7W\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>92\u00d792mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0110\u1ed9 C\u00e0i \u0110\u1eb7t<\/td>\n<td>\u0110\u00e3 nh\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nT\u00f3m l\u1ea1i, vi\u1ec7c duy tr\u00ec m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n an to\u00e0n trong ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe v\u00e0 h\u1ea1nh ph\u00fac c\u1ee7a nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00e1c v\u00f9ng n\u01b0\u1edbc n\u00e0y cho m\u1ee5c \u0111\u00edch gi\u1ea3i tr\u00ed. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc nh\u1eb1m \u0111i\u1ec1u ch\u1ec9nh m\u1ee9c \u0111\u1ed9 vi khu\u1ea9n, ch\u00ednh quy\u1ec1n c\u00f3 th\u1ec3 gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng nh\u1eefng ng\u01b0\u1eddi b\u01a1i l\u1ed9i, ch\u00e8o thuy\u1ec1n v\u00e0 nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng gi\u1ea3i tr\u00ed kh\u00e1c c\u00f3 th\u1ec3 t\u1eadn h\u01b0\u1edfng nh\u1eefng v\u00f9ng n\u01b0\u1edbc n\u00e0y m\u1ed9t c\u00e1ch an to\u00e0n. Gi\u00e1m s\u00e1t, ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n ch\u00ednh trong n\u1ed7 l\u1ef1c b\u1ea3o v\u1ec7 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n n\u01b0\u1edbc gi\u1ea3i tr\u00ed v\u00e0 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c theo d\u00f5i n\u1ed3ng \u0111\u1ed9 vi khu\u1ea9n trong n\u01b0\u1edbc u\u1ed1ng Ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng, v\u00ec vi\u1ec7c ti\u1ebfp c\u1eadn ngu\u1ed3n n\u01b0\u1edbc u\u1ed1ng s\u1ea1ch v\u00e0 an to\u00e0n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1&#8230;<\/p>\n","protected":false},"author":1,"featured_media":3168,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[200],"tags":[134429,161],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/25635"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=25635"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/25635\/revisions"}],"predecessor-version":[{"id":26367,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/25635\/revisions\/26367"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/3168"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=25635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=25635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=25635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}