{"id":13409,"date":"2024-04-29T10:13:11","date_gmt":"2024-04-29T02:13:11","guid":{"rendered":"https:\/\/shchimay.com\/?p=13409"},"modified":"2024-04-29T11:06:45","modified_gmt":"2024-04-29T03:06:45","slug":"water-test-kit-coliform-bacteria","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/water-test-kit-coliform-bacteria\/","title":{"rendered":"b\u1ed9 x\u00e9t nghi\u1ec7m vi khu\u1ea9n coliform trong n\u01b0\u1edbc"},"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\/water-test-kit-coliform-bacteria\/#Tam_quan_trong_cua_viec_thuong_xuyen_kiem_tra_vi_khuan_Coliform_trong_nuoc\" title=\"T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n Coliform trong n\u01b0\u1edbc\">T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n Coliform trong n\u01b0\u1edbc<\/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\/water-test-kit-coliform-bacteria\/#Cach_chon_Bo_dung_cu_xet_nghiem_nuoc_phu_hop_de_phat_hien_vi_khuan_Coliform\" title=\"C\u00e1ch ch\u1ecdn B\u1ed9 d\u1ee5ng c\u1ee5 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n Coliform\">C\u00e1ch ch\u1ecdn B\u1ed9 d\u1ee5ng c\u1ee5 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n Coliform<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"importance-of-regularly-testing-for-coliform-bacteria-in-water-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Tam_quan_trong_cua_viec_thuong_xuyen_kiem_tra_vi_khuan_Coliform_trong_nuoc\"><\/span>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n Coliform trong n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nN\u01b0\u1edbc l\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean thi\u1ebft y\u1ebfu m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng cho nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y nh\u01b0 u\u1ed1ng, n\u1ea5u \u0103n v\u00e0 d\u1ecdn d\u1eb9p. Tuy nhi\u00ean, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ee7a ch\u00fang ta c\u00f3 th\u1ec3 b\u1ecb t\u1ed5n h\u1ea1i do s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n c\u00f3 h\u1ea1i, ch\u1eb3ng h\u1ea1n nh\u01b0 vi khu\u1ea9n coliform. Vi khu\u1ea9n Coliform l\u00e0 nh\u00f3m vi khu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u00f4i tr\u01b0\u1eddng, bao g\u1ed3m trong \u0111\u1ea5t, th\u1ea3m th\u1ef1c v\u1eadt v\u00e0 trong ru\u1ed9t c\u1ee7a \u0111\u1ed9ng v\u1eadt m\u00e1u n\u00f3ng. Trong khi h\u1ea7u h\u1ebft vi khu\u1ea9n coliform \u0111\u1ec1u v\u00f4 h\u1ea1i, m\u1ed9t s\u1ed1 ch\u1ee7ng c\u00f3 th\u1ec3 g\u00e2y b\u1ec7nh nghi\u00eam tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 ti\u00eau ch\u1ea3y, n\u00f4n m\u1eeda v\u00e0 s\u1ed1t.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"What is On-Line Monitoring Electrical Conductivity Meter like(www.chimaytech.com)\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/M161HOnyENI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>Vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n coliform trong n\u01b0\u1edbc l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc \u0111\u00f3 an to\u00e0n khi s\u1eed d\u1ee5ng. M\u1ed9t c\u00e1ch \u0111\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y l\u00e0 s\u1eed d\u1ee5ng b\u1ed9 ki\u1ec3m tra n\u01b0\u1edbc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n coliform. Nh\u1eefng b\u1ed9 d\u1ee5ng c\u1ee5 ki\u1ec3m tra n\u00e0y r\u1ea5t d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c, cho ph\u00e9p b\u1ea1n th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng th\u00edch h\u1ee3p n\u1ebfu ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform trong ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a b\u1ea1n.<\/p>\n<p>M\u1ed9t trong nh\u1eefng l\u00fd do ch\u00ednh t\u1ea1i sao vi\u1ec7c ki\u1ec3m tra vi khu\u1ea9n coliform l\u1ea1i quan tr\u1ecdng l\u00e0 \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi d\u00e2n b\u1ea1n v\u00e0 gia \u0111\u00ecnh c\u1ee7a b\u1ea1n. Ti\u00eau th\u1ee5 n\u01b0\u1edbc b\u1ecb nhi\u1ec5m vi khu\u1ea9n coliform c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ed9t lo\u1ea1t v\u1ea5n \u0111\u1ec1 s\u1ee9c kh\u1ecfe, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi tr\u1ebb nh\u1ecf, ng\u01b0\u1eddi gi\u00e0 v\u00e0 nh\u1eefng ng\u01b0\u1eddi c\u00f3 h\u1ec7 mi\u1ec5n d\u1ecbch y\u1ebfu. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n coliform trong n\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n do c\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd \u0111\u1eb7t ra, ch\u1eb3ng h\u1ea1n nh\u01b0 C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng (EPA).<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u1eabu s\u1ea3n ph\u1ea9m<\/td>\n<td colspan=\"2\">MFC-8800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">C\u1ed5ng giao ti\u1ebfp<\/td>\n<td colspan=\"2\">K\u00eanh ph\u1ee5 giao th\u1ee9c Modbus RTU c\u1ed5ng RS485 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi DTU v\u00e0 DCS<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">C\u1ed5ng RS485 k\u00eanh ch\u00ednh \u0111\u01b0\u1eddng xu\u1ed1ng c\u1ee7a giao th\u1ee9c Modbus RTU \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i thu th\u1eadp d\u1eef li\u1ec7u<\/td>\n<\/tr>\n<tr>\n<td>4~20mA v\u00e0 nbsp;\u0111\u1ea7u ra<\/td>\n<td colspan=\"2\">1 k\u00eanh lo\u1ea1i hai d\u00e2y v\u00e0 nbsp;\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p t\u1ed1i \u0111a 400\u03a9<\/td>\n<\/tr>\n<tr>\n<td>4~20mA v\u00e0 nbsp;\u0110\u1ea7u v\u00e0o<\/td>\n<td colspan=\"2\"> v\u00e0 nbsp;2 k\u00eanh lo\u1ea1i hai d\u00e2y\uff08 v\u00e0 nbsp;ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u ch\u1ee7 \u0111\u1ed9ng\uff09<\/td>\n<\/tr>\n<tr>\n<td>DI v\u00e0 nbsp;\u0110\u1ea7u v\u00e0o<\/td>\n<td colspan=\"2\"> v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp; v\u00e0 nbsp;2 k\u00eanh C\u00f4ng t\u1eafc logic c\u00e1ch ly quang \u0111i\u1ec7n<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\u0110\u1ea7u Ra DO<\/td>\n<td>3 v\u00e0 nbsp;chuy\u1ec3n ti\u1ebfp k\u00eanh<\/td>\n<td>1 v\u00e0 nbsp;SPDT v\u00e0 nbsp;AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td>\uff08ch\u1ec9 d\u00e0nh cho t\u00edn hi\u1ec7u truy\u1ec1n \u0111\u1ed9ng\uff09<\/td>\n<td>2 v\u00e0 nbsp;SPST v\u00e0 nbsp;AC220V\uff1b 3A(MAX)<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">1 k\u00eanh v\u00e0 nbsp;C\u00f4ng t\u1eafc quang \u0111i\u1ec7n v\u00e0 nbsp; v\u00e0 nbsp;<\/td>\n<td>Xung\/t\u1ea7n s\u1ed1 t\u1ef7 l\u1ec7<\/td>\n<\/tr>\n<tr>\n<td> v\u00e0 nbsp;Dung l\u01b0\u1ee3ng t\u1ea3i\uff1a100mA\/DC30V<\/td>\n<\/tr>\n<tr>\n<td> v\u00e0 nbsp;Thu th\u1eadp d\u1eef li\u1ec7u<\/td>\n<td colspan=\"2\">Thu th\u1eadp d\u1eef li\u1ec7u\uff0cv\u1edbi 3 v\u00e0 nbsp;k\u00eanh ngu\u1ed3n \u0111i\u1ec7n c\u1ea3m bi\u1ebfn DC24V v\u00e0 nbsp;<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb<\/td>\n<td colspan=\"2\">3.5\u201d\uff08ho\u1eb7c 4\u201d\uff09LCD \u0111\u1ea7y m\u00e0u s\u1eafc v\u00e0 m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"2\">D\u1ea3i c\u00f4ng su\u1ea5t r\u1ed9ng \uff1a\uff0812-24\uff09V<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5<\/td>\n<td colspan=\"2\"> v\u00e0 lt;5W<\/td>\n<\/tr>\n<tr>\n<td>Y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/td>\n<td colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng\uff1a\uff085~45\uff09\u2103\uff1b v\u00e0 nbsp;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\uff1a\u226490 ph\u1ea7n tr\u0103m \u3002<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"2\">\uff0891\u00d791\uff09mm v\u00e0 nbsp;k\u00edch th\u01b0\u1edbc l\u1ed7\uff1bk\u00edch th\u01b0\u1edbc b\u1ea3ng\uff08100*100\uff09mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nNgo\u00e0i vi\u1ec7c b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a b\u1ea1n, vi\u1ec7c ki\u1ec3m tra vi khu\u1ea9n coliform c\u0169ng c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u1edbi ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a m\u00ecnh. N\u1ebfu vi khu\u1ea9n coliform c\u00f3 trong n\u01b0\u1edbc c\u1ee7a b\u1ea1n, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 cho th\u1ea5y h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n c\u00f3 v\u1ea5n \u0111\u1ec1 ho\u1eb7c n\u01b0\u1edbc gi\u1ebfng c\u1ee7a b\u1ea1n \u0111ang b\u1ecb \u00f4 nhi\u1ec5m do n\u01b0\u1edbc ch\u1ea3y tr\u00e0n. B\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh v\u00e0 gi\u1ea3i quy\u1ebft s\u1edbm nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m th\u00eam v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n v\u1eabn an to\u00e0n \u0111\u1ec3 u\u1ed1ng.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/RO-Controller-ROS-2210-SPEC.jpg\" alt=\"alt-557\" class=\"wp-image-557\" id=\"i557\" \/><br \/>\nH\u01a1n n\u1eefa, vi\u1ec7c ki\u1ec3m tra vi khu\u1ea9n coliform c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u quy \u0111\u1ecbnh. \u1ede nhi\u1ec1u khu v\u1ef1c, c\u00e1c nh\u00e0 cung c\u1ea5p n\u01b0\u1edbc \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n coliform trong n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n do EPA \u0111\u1eb7t ra. B\u1eb1ng c\u00e1ch ki\u1ec3m tra n\u01b0\u1edbc t\u1ea1i nh\u00e0, b\u1ea1n c\u00f3 th\u1ec3 b\u1ed5 sung nh\u1eefng n\u1ed7 l\u1ef1c n\u00e0y v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n lu\u00f4n an to\u00e0n \u0111\u1ec3 u\u1ed1ng.<\/p>\n<p>Khi s\u1eed d\u1ee5ng b\u1ed9 ki\u1ec3m tra n\u01b0\u1edbc \u0111\u1ec3 ki\u1ec3m tra vi khu\u1ea9n coliform, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i l\u00e0m theo h\u01b0\u1edbng d\u1eabn c\u1ea9n th\u1eadn \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c k\u1ebft qu\u1ea3. H\u1ea7u h\u1ebft c\u00e1c b\u1ed9 d\u1ee5ng c\u1ee5 ki\u1ec3m tra n\u01b0\u1edbc \u0111\u1ec1u y\u00eau c\u1ea7u b\u1ea1n l\u1ea5y m\u1eabu n\u01b0\u1edbc t\u1eeb v\u00f2i, sau \u0111\u00f3 th\u00eam thu\u1ed1c th\u1eed v\u00e0o m\u1eabu \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n coliform. K\u1ebft qu\u1ea3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng thay \u0111\u1ed5i m\u00e0u s\u1eafc ho\u1eb7c gi\u00e1 tr\u1ecb b\u1eb1ng s\u1ed1, cho bi\u1ebft li\u1ec7u vi khu\u1ea9n coliform c\u00f3 hi\u1ec7n di\u1ec7n trong n\u01b0\u1edbc c\u1ee7a b\u1ea1n hay kh\u00f4ng.<\/p>\n<p>T\u00f3m l\u1ea1i, vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n coliform trong n\u01b0\u1edbc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a b\u1ea1n, x\u00e1c \u0111\u1ecbnh c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u1edbi ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a b\u1ea1n , v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u quy \u0111\u1ecbnh. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 ki\u1ec3m tra n\u01b0\u1edbc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc c\u1ee7a b\u1ea1n an to\u00e0n \u0111\u1ec3 u\u1ed1ng v\u00e0 c\u00f3 h\u00e0nh \u0111\u1ed9ng th\u00edch h\u1ee3p n\u1ebfu ph\u00e1t hi\u1ec7n \u00f4 nhi\u1ec5m. H\u00e3y nh\u1edb r\u1eb1ng, khi n\u00f3i \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a ngu\u1ed3n n\u01b0\u1edbc, an to\u00e0n lu\u00f4n t\u1ed1t h\u01a1n l\u00e0 ti\u1ebfc nu\u1ed1i.<\/p>\n<h1 id=\"how-to-choose-the-right-water-test-kit-for-coliform-bacteria-detection-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_chon_Bo_dung_cu_xet_nghiem_nuoc_phu_hop_de_phat_hien_vi_khuan_Coliform\"><\/span>C\u00e1ch ch\u1ecdn B\u1ed9 d\u1ee5ng c\u1ee5 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n Coliform<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 trong vi\u1ec7c duy tr\u00ec m\u1ed9t m\u00f4i tr\u01b0\u1eddng l\u00e0nh m\u1ea1nh v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho n\u01b0\u1edbc u\u1ed1ng. M\u1ed9t trong nh\u1eefng ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m ch\u00ednh c\u00f3 th\u1ec3 c\u00f3 trong ngu\u1ed3n n\u01b0\u1edbc l\u00e0 vi khu\u1ea9n coliform. Nh\u1eefng vi khu\u1ea9n n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00f3 th\u1ec3 ch\u1ec9 ra s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c m\u1ea7m b\u1ec7nh g\u00e2y h\u1ea1i kh\u00e1c. \u0110\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n coliform trong n\u01b0\u1edbc, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i s\u1eed d\u1ee5ng b\u1ed9 d\u1ee5ng c\u1ee5 ki\u1ec3m tra n\u01b0\u1edbc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho m\u1ee5c \u0111\u00edch n\u00e0y.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td colspan=\"2\">M\u00e1y \u0111o pH\/ORP tr\u1ef1c tuy\u1ebfn d\u00f2ng pH\/ORP-3500<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td>pH<\/td>\n<td>ORP<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi \u0111o<\/td>\n<td>0,00\uff5e14,00<\/td>\n<td>(-2000\uff5e+2000)mV<\/td>\n<td>(0.0\uff5e99.9)\u2103\uff08Nhi\u1ec7t \u0111\u1ed9. B\u1ed3i th\u01b0\u1eddng \uff1aNTC10K)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>0.01<\/td>\n<td>1mV<\/td>\n<td>0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1<\/td>\n<td>\u00b15mV\uff08b\u1ed9 ph\u1eadn \u0111i\u1ec7n t\u1eed\uff09<\/td>\n<td>\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Dung d\u1ecbch \u0111\u1ec7m<\/td>\n<td colspan=\"3\">9.18\uff1b6.86\uff1b4.01\uff1b10.00\uff1b7.00\uff1b4.00<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh.<\/td>\n<td colspan=\"3\">(0\uff5e50)\u2103\uff08v\u1edbi 25\u2103 v\u00e0 nbsp;theo ti\u00eau chu\u1ea9n \uff09th\u1ee7 c\u00f4ng \/ b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng cho l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra T\u01b0\u01a1ng T\u1ef1<\/td>\n<td colspan=\"3\">C\u00e1ch ly m\u1ed9t k\u00eanh\uff084\uff5e20\uff09mA\uff0cThi\u1ebft b\u1ecb \/ B\u1ed9 ph\u00e1t \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra \u0110i\u1ec1u Khi\u1ec3n<\/td>\n<td colspan=\"3\">\u0110\u1ea7u ra r\u01a1le k\u00e9p\uff08ON\/OFF\uff09<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5<\/td>\n<td colspan=\"3\"> v\u00e0 lt;3W<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"3\">Nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c. v\u00e0 nbsp;(0\uff5e50)\u2103\uff1b\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m RH\uff08kh\u00f4ng ng\u01b0ng t\u1ee5\uff09<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"3\">Nhi\u1ec7t \u0111\u1ed9. v\u00e0 nbsp;(-20\uff5e60)\u2103; \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m RH\uff08kh\u00f4ng ng\u01b0ng t\u1ee5\uff09<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td colspan=\"3\">48mm\u00d796mm\u00d780mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"3\">44mm\u00d792mm (H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"3\">B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c g\u1eafn, c\u00e0i \u0111\u1eb7t nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nKhi ch\u1ecdn b\u1ed9 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform, c\u00f3 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t. Vi\u1ec7c xem x\u00e9t \u0111\u1ea7u ti\u00ean l\u00e0 lo\u1ea1i ngu\u1ed3n n\u01b0\u1edbc \u0111ang \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m. C\u00e1c b\u1ed9 d\u1ee5ng c\u1ee5 ki\u1ec3m tra kh\u00e1c nhau \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c lo\u1ea1i ngu\u1ed3n n\u01b0\u1edbc c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u01b0\u1edbc gi\u1ebfng, n\u01b0\u1edbc \u0111\u00f4 th\u1ecb ho\u1eb7c n\u01b0\u1edbc m\u1eb7t. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn b\u1ed9 x\u00e9t nghi\u1ec7m ph\u00f9 h\u1ee3p v\u1edbi ngu\u1ed3n n\u01b0\u1edbc c\u1ee5 th\u1ec3 \u0111ang \u0111\u01b0\u1ee3c x\u00e9t nghi\u1ec7m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c c\u1ea7n c\u00e2n nh\u1eafc khi ch\u1ecdn b\u1ed9 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n m\u00e0 b\u1ed9 s\u1ea3n ph\u1ea9m s\u1eed d\u1ee5ng. C\u00f3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform trong n\u01b0\u1edbc, bao g\u1ed3m x\u00e9t nghi\u1ec7m hi\u1ec7n di\u1ec7n-v\u1eafng m\u1eb7t, x\u00e9t nghi\u1ec7m l\u1ecdc m\u00e0ng v\u00e0 x\u00e9t nghi\u1ec7m c\u01a1 ch\u1ea5t enzyme. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang, v\u00ec v\u1eady \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ch\u1ecdn b\u1ed9 x\u00e9t nghi\u1ec7m s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>Ngo\u00e0i ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 x\u00e9t nghi\u1ec7m. M\u1ed9t s\u1ed1 b\u1ed9 d\u1ee5ng c\u1ee5 ki\u1ec3m tra nh\u1ea1y h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n nh\u1eefng b\u1ed9 kh\u00e1c, v\u00ec v\u1eady \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn b\u1ed9 d\u1ee5ng c\u1ee5 mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady. \u0110i\u1ec1u quan tr\u1ecdng n\u1eefa l\u00e0 ph\u1ea3i xem x\u00e9t t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng c\u1ee7a b\u1ed9 th\u1eed nghi\u1ec7m c\u0169ng nh\u01b0 th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3. M\u1ed9t s\u1ed1 b\u1ed9 x\u00e9t nghi\u1ec7m cho k\u1ebft qu\u1ea3 nhanh ch\u00f3ng, trong khi m\u1ed9t s\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 c\u1ea7n nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 ph\u00e2n t\u00edch.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/ROC-2315-RO-controller-instruction-220V-Spec.jpg\" alt=\"alt-5518\" class=\"wp-image-5518\" id=\"i5518\" \/><\/p>\n<p>Khi ch\u1ecdn b\u1ed9 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t gi\u00e1 th\u00e0nh c\u1ee7a b\u1ed9 s\u1ea3n ph\u1ea9m. B\u1ed9 d\u1ee5ng c\u1ee5 x\u00e9t nghi\u1ec7m c\u00f3 nhi\u1ec1u m\u1ee9c gi\u00e1 kh\u00e1c nhau, v\u00ec v\u1eady \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn b\u1ed9 d\u1ee5ng c\u1ee5 ph\u00f9 h\u1ee3p v\u1edbi t\u00fai ti\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. \u0110i\u1ec1u quan tr\u1ecdng n\u1eefa l\u00e0 ph\u1ea3i xem x\u00e9t t\u00ednh s\u1eb5n c\u00f3 c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn thay th\u1ebf v\u00e0 thu\u1ed1c th\u1eed cho b\u1ed9 x\u00e9t nghi\u1ec7m c\u0169ng nh\u01b0 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng c\u1ee7a b\u1ed9 x\u00e9t nghi\u1ec7m.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"304 Stainless Steel 4 20mA Pressure Transmitters For Liquid Gas And Steam\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/yhe_bvTxDyA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>T\u00f3m l\u1ea1i, vi\u1ec7c l\u1ef1a ch\u1ecdn b\u1ed9 d\u1ee5ng c\u1ee5 x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ph\u00f9 h\u1ee3p \u0111\u1ec3 ph\u00e1t hi\u1ec7n vi khu\u1ea9n coliform l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho n\u01b0\u1edbc u\u1ed1ng. B\u1eb1ng c\u00e1ch xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 lo\u1ea1i ngu\u1ed3n n\u01b0\u1edbc, ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n, \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c, t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng, chi ph\u00ed v\u00e0 t\u00ednh s\u1eb5n c\u00f3 c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn thay th\u1ebf, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ch\u1ecdn b\u1ed9 ki\u1ec3m tra \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh. V\u1edbi b\u1ed9 ki\u1ec3m tra ph\u00f9 h\u1ee3p, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a vi khu\u1ea9n coliform trong ngu\u1ed3n n\u01b0\u1edbc v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p th\u00edch h\u1ee3p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a h\u1ecd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra vi khu\u1ea9n Coliform trong n\u01b0\u1edbc N\u01b0\u1edbc l\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean thi\u1ebft y\u1ebfu m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng cho nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y nh\u01b0 u\u1ed1ng, n\u1ea5u \u0103n v\u00e0 d\u1ecdn d\u1eb9p. 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