{"id":10210,"date":"2024-04-10T16:53:27","date_gmt":"2024-04-10T08:53:27","guid":{"rendered":"https:\/\/shchimay.com\/?p=10210"},"modified":"2024-04-11T23:53:42","modified_gmt":"2024-04-11T15:53:42","slug":"calibration-solution-for-ph-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/calibration-solution-for-ph-meter\/","title":{"rendered":"gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o ph"},"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\/calibration-solution-for-ph-meter\/#Loi_ich_cua_viec_su_dung_giai_phap_hieu_chuan_cho_may_do_pH\" title=\"L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH<\/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\/calibration-solution-for-ph-meter\/#Cach_hieu_chinh_may_do_pH_dung_cach_bang_giai_phap_hieu_chuan\" title=\"C\u00e1ch hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch b\u1eb1ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n\">C\u00e1ch hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch b\u1eb1ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"benefits-of-using-calibration-solutions-for-ph-meters-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Loi_ich_cua_viec_su_dung_giai_phap_hieu_chuan_cho_may_do_pH\"><\/span>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nGi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e1y \u0111o pH. C\u00e1c gi\u1ea3i ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o pH cung c\u1ea5p s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng cho nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh kh\u00e1c nhau, bao g\u1ed3m th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, d\u01b0\u1ee3c ph\u1ea9m, gi\u00e1m s\u00e1t v\u00e0 nghi\u00ean c\u1ee9u m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch ch\u00ednh c\u1ee7a S\u1eed d\u1ee5ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH l\u00e0 gi\u00fap \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH. M\u00e1y \u0111o pH l\u00e0 thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, nhi\u1ec5m b\u1ea9n v\u00e0 l\u00e3o h\u00f3a \u0111i\u1ec7n c\u1ef1c. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 hi\u1ec7u ch\u1ec9nh c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ph\u00e9p \u0111o c\u1ee7a h\u1ecd l\u00e0 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/EC-8851-\u9ad8\u7cbe\u5ea6\u7535\u5bfc\u7387\u4eea.png\" alt=\"alt-842\" class=\"wp-image-842\" id=\"i842\" \/><\/p>\n<p>M\u1ed9t l\u1ee3i \u00edch kh\u00e1c c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH l\u00e0 ch\u00fang gi\u00fap duy tr\u00ec hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb theo th\u1eddi gian. M\u00e1y \u0111o pH c\u00f3 th\u1ec3 m\u1ea5t hi\u1ec7u chu\u1ea9n theo th\u1eddi gian, d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111o kh\u00f4ng ch\u00ednh x\u00e1c v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra l\u1ed7i t\u1ed1n k\u00e9m. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 tr\u00f4i d\u1ea1t v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng thi\u1ebft b\u1ecb c\u1ee7a h\u1ecd ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c t\u1ed1t nh\u1ea5t.<\/p>\n<p>C\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n c\u0169ng gi\u00fap ti\u00eau chu\u1ea9n h\u00f3a c\u00e1c ph\u00e9p \u0111o pH tr\u00ean c\u00e1c thi\u1ebft b\u1ecb v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m kh\u00e1c nhau. C\u00e1c m\u00e1y \u0111o pH kh\u00e1c nhau c\u00f3 th\u1ec3 c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t nh\u1ecf v\u1ec1 k\u1ebft qu\u1ea3 \u0111\u1ecdc, ngay c\u1ea3 khi \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u00fang c\u00e1ch. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n gi\u1ed1ng nhau tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c ph\u00e9p \u0111o c\u1ee7a h\u1ecd nh\u1ea5t qu\u00e1n v\u00e0 c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c, b\u1ea5t k\u1ec3 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb n\u00e0o.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady, c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n c\u00f2n gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y \u0111o pH. Hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean b\u1eb1ng c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng c\u00e1c \u0111i\u1ec7n c\u1ef1c v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn nh\u1ea1y c\u1ea3m kh\u00e1c c\u1ee7a thi\u1ebft b\u1ecb, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd t\u1ed5ng th\u1ec3 c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 gi\u1ea3m nhu c\u1ea7u s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf t\u1ed1n k\u00e9m.<\/p>\n<p>H\u01a1n n\u1eefa, s\u1eed d\u1ee5ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH l\u00e0 m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n v\u00e0 chi ph\u00ed -c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u00e9p \u0111o pH. C\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n lu\u00f4n c\u00f3 s\u1eb5n t\u1eeb nhi\u1ec1u nh\u00e0 cung c\u1ea5p v\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i r\u1ebb so v\u1edbi chi ph\u00ed thay th\u1ebf m\u00e1y \u0111o pH b\u1ecb l\u1ed7i ho\u1eb7c x\u1eed l\u00fd h\u1eadu qu\u1ea3 c\u1ee7a c\u00e1c ph\u00e9p \u0111o kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<p><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-10210-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4<\/a><\/video><\/div>Nh\u00ecn chung, c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y \u0111o pH. B\u1eb1ng c\u00e1ch th\u01b0\u1eddng xuy\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c ph\u00e9p \u0111o c\u1ee7a h\u1ecd l\u00e0 ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb, ti\u00eau chu\u1ea9n h\u00f3a c\u00e1c ph\u00e9p \u0111o tr\u00ean c\u00e1c thi\u1ebft b\u1ecb v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m kh\u00e1c nhau, \u0111\u1ed3ng th\u1eddi cu\u1ed1i c\u00f9ng l\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c v\u1ec1 l\u00e2u d\u00e0i. D\u00f9 \u1edf m\u00f4i tr\u01b0\u1eddng ph\u00f2ng th\u00ed nghi\u1ec7m hay m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, s\u1eed d\u1ee5ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0ng hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u00e9p \u0111o pH v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h1 id=\"how-to-properly-calibrate-a-ph-meter-using-calibration-solutions-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_hieu_chinh_may_do_pH_dung_cach_bang_giai_phap_hieu_chuan\"><\/span>C\u00e1ch hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch b\u1eb1ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nHi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH l\u00e0 m\u1ed9t b\u01b0\u1edbc thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m trong dung d\u1ecbch. M\u00e1y \u0111o pH \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m n\u00f4ng nghi\u1ec7p, th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH th\u01b0\u1eddng xuy\u00ean b\u1eb1ng c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n.<\/p>\n<p>Gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n l\u00e0 c\u00e1c dung d\u1ecbch chu\u1ea9n h\u00f3a c\u00f3 c\u00e1c gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 x\u00e1c nh\u1eadn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH. C\u00e1c dung d\u1ecbch n\u00e0y c\u00f3 nhi\u1ec1u m\u1ee9c \u0111\u1ed9 pH kh\u00e1c nhau, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb pH 4,01, pH 7,00 v\u00e0 pH 10,01. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 s\u1eed d\u1ee5ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c d\u1ef1a tr\u00ean ph\u1ea1m vi pH c\u1ee7a m\u1eabu \u0111ang \u0111\u01b0\u1ee3c ki\u1ec3m tra.<\/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 su\u1ea5t ch\u00ednh x\u00e1c cao EC-8851\/EC-9900<\/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%; v\u00e0 nbsp; \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 rowspan=\"2\">S\u1ee9c m\u1ea1nh<\/td>\n<td>DC24V\/0.5A ho\u1eb7c<\/td>\n<\/tr>\n<tr>\n<td>AC85-265V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz<\/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\u00d772mm(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>\n\u0110\u1ec3 hi\u1ec7u ch\u1ec9nh \u0111\u00fang m\u00e1y \u0111o pH b\u1eb1ng dung d\u1ecbch hi\u1ec7u chu\u1ea9n, h\u00e3y l\u00e0m theo c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<p>1. B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c chu\u1ea9n b\u1ecb c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n. \u0110\u1ea3m b\u1ea3o dung d\u1ecbch c\u00f2n m\u1edbi v\u00e0 ch\u01b0a h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng. N\u00ean s\u1eed d\u1ee5ng c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n m\u1edbi \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb ho\u1eb7c thay th\u1ebf ch\u00fang n\u1ebfu ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n trong th\u1eddi gian d\u00e0i.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"CODuv 6000 terminal sensor detect COD content in water quality.\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/sxSaskoqScg?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>\n2. R\u1eeda s\u1ea1ch \u0111i\u1ec7n c\u1ef1c c\u1ee7a m\u00e1y \u0111o pH b\u1eb1ng n\u01b0\u1edbc kh\u1eed ion \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m. Nh\u1eb9 nh\u00e0ng th\u1ea5m \u0111i\u1ec7n c\u1ef1c b\u1eb1ng kh\u0103n gi\u1ea5y s\u1ea1ch \u0111\u1ec3 lau kh\u00f4.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-1800-Water-treatment-industry-online-conductivity-meter.png\" alt=\"alt-8420\" class=\"wp-image-8420\" id=\"i8420\" \/><\/p>\n<p>3. Nh\u00fang \u0111i\u1ec7n c\u1ef1c c\u1ee7a m\u00e1y \u0111o pH v\u00e0o dung d\u1ecbch hi\u1ec7u chu\u1ea9n \u0111\u1ea7u ti\u00ean, th\u01b0\u1eddng l\u00e0 pH 7,00. \u0110\u1ec3 \u0111i\u1ec7n c\u1ef1c \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ecdc gi\u00e1 tr\u1ecb pH hi\u1ec3n th\u1ecb tr\u00ean m\u00e1y \u0111o. \u0110i\u1ec1u ch\u1ec9nh ch\u1ec9 s\u1ed1 c\u1ee7a m\u00e1y \u0111o pH \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft c\u1ee7a dung d\u1ecbch hi\u1ec7u chu\u1ea9n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c n\u00fat \u0111i\u1ec1u ch\u1ec9nh hi\u1ec7u chu\u1ea9n tr\u00ean m\u00e1y \u0111o.<\/p>\n<p>4. R\u1eeda s\u1ea1ch \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc kh\u1eed ion v\u00e0 th\u1ea5m kh\u00f4 tr\u01b0\u1edbc khi nh\u00fang v\u00e0o dung d\u1ecbch hi\u1ec7u chu\u1ea9n th\u1ee9 hai, pH 4,01 ho\u1eb7c pH 10,01, t\u00f9y thu\u1ed9c v\u00e0o ph\u1ea1m vi pH c\u1ee7a m\u1eabu \u0111\u01b0\u1ee3c ki\u1ec3m tra. L\u1eb7p l\u1ea1i qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh s\u1ed1 \u0111\u1ecdc c\u1ee7a m\u00e1y \u0111o pH \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft c\u1ee7a dung d\u1ecbch hi\u1ec7u chu\u1ea9n.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>m\u00f4 h\u00ecnh<\/td>\n<td colspan=\"2\">B\u1ed9 \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n tr\u1ef1c tuy\u1ebfn pH\/ORP d\u00f2ng pH\/ORP-5500<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">Ph\u1ea1m vi \u0111o<\/td>\n<td>pH<\/td>\n<td>0.00~14.00<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>-2000mV~2000mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>( 0,0~50,0)\u2103 v\u00e0 nbsp; (Th\u00e0nh ph\u1ea7n b\u00f9 nhi\u1ec7t \u0111\u1ed9: NTC10K)<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td>pH<\/td>\n<td>0.01<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>1mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">\u0111\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>pH<\/td>\n<td>0.1<\/td>\n<\/tr>\n<tr>\n<td>ORP<\/td>\n<td>\u00b15mV\uff08b\u1ed9 ph\u1eadn \u0111i\u1ec7n t\u1eed\uff09<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9.<\/td>\n<td>\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1edf kh\u00e1ng \u0111\u1ea7u v\u00e0o g\u1ea7n \u0111\u00fang<\/td>\n<td colspan=\"2\">3\u00d71011\u03a9<\/td>\n<\/tr>\n<tr>\n<td>Dung d\u1ecbch \u0111\u1ec7m<\/td>\n<td colspan=\"2\">gi\u00e1 tr\u1ecb pH: 10,00\uff1b9,18\uff1b7,00\uff1b6,86\uff1b4,01\uff1b4,00<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. ph\u1ea1m vi b\u00f9<\/td>\n<td colspan=\"2\">(0~50)\u2103\uff08v\u1edbi 25\u2103 l\u00e0m ti\u00eau chu\u1ea9n\uff09B\u00f9 nhi\u1ec7t \u0111\u1ed9 th\u1ee7 c\u00f4ng v\u00e0 t\u1ef1 \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">(4~20)mA<\/td>\n<td>\u0111\u1eb7c \u0111i\u1ec3m<\/td>\n<td>D\u1ee5ng c\u1ee5\/m\u00e1y ph\u00e1t b\u1ecb c\u00f4 l\u1eadp, c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ho\u00e0n to\u00e0n, c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p<\/td>\n<td>500\u03a9\uff08Max\uff09\uff0cDC 24V<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1mA<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ki\u1ec3m so\u00e1t li\u00ean h\u1ec7<\/td>\n<td>Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td>R\u01a1le \u0111\u00f4i SPST-NO, ki\u1ec3u tr\u1ea3 v\u1ec1<\/td>\n<\/tr>\n<tr>\n<td>Dung l\u01b0\u1ee3ng v\u00f2ng l\u1eb7p<\/td>\n<td>AC 220V\/AC 110V 2A(T\u1ed1i \u0111a)\uff1bDC 24V 2A(T\u1ed1i \u0111a)<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td colspan=\"2\">3W<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">L\u00e0m vi\u1ec7c v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/td>\n<td>nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>(0~50)\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 \u1ea9m<\/td>\n<td>\u226485\uff05RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9.(-20-60) \u2103;\u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i:\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc ph\u00e1c th\u1ea3o<\/td>\n<td colspan=\"2\">96mm\u00d796mm\u00d7105mm\uff08H\u00d7W\u00d7D\uff09<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"2\">91mm\u00d791mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>c\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"2\">G\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, l\u1eafp \u0111\u1eb7t nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\n5. Sau khi hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng hai dung d\u1ecbch hi\u1ec7u chu\u1ea9n, r\u1eeda \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc kh\u1eed ion v\u00e0 th\u1ea5m kh\u00f4. M\u00e1y \u0111o pH c\u1ee7a b\u1ea1n hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n v\u00e0 s\u1eb5n s\u00e0ng \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/p>\n<p>\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 vi\u1ec7c hi\u1ec7u chu\u1ea9n ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u01b0\u1eddng xuy\u00ean, l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 tr\u01b0\u1edbc m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng ho\u1eb7c \u00edt nh\u1ea5t m\u1ed9t l\u1ea7n m\u1ed9t ng\u00e0y, t\u00f9y thu\u1ed9c v\u00e0o t\u1ea7n su\u1ea5t s\u1eed d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 quan tr\u1ecdng c\u1ee7a ph\u00e9p \u0111o. Ngo\u00e0i ra, n\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng \u00edt nh\u1ea5t hai dung d\u1ecbch hi\u1ec7u chu\u1ea9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c tr\u00ean ph\u1ea1m vi pH r\u1ed9ng h\u01a1n.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"water pipe plastic connector factory\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/ByNRSPEuiNA?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, c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e1y \u0111o pH. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c quy tr\u00ecnh hi\u1ec7u chu\u1ea9n th\u00edch h\u1ee3p v\u00e0 s\u1eed d\u1ee5ng c\u00e1c dung d\u1ecbch hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n trong c\u00e1c m\u1eabu c\u1ee7a m\u00ecnh. Hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean m\u00e1y \u0111o pH l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m ho\u1eb7c quy tr\u00ecnh c\u1ee7a b\u1ea1n. H\u00e3y nh\u1edb lu\u00f4n l\u00e0m theo h\u01b0\u1edbng d\u1eabn v\u00e0 nguy\u00ean t\u1eafc c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n cho m\u00e1y \u0111o pH Gi\u1ea3i ph\u00e1p hi\u1ec7u chu\u1ea9n l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e1y \u0111o pH. 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