{"id":24167,"date":"2024-09-07T14:58:25","date_gmt":"2024-09-07T06:58:25","guid":{"rendered":"https:\/\/shchimay.com\/?p=24167"},"modified":"2024-09-09T18:39:37","modified_gmt":"2024-09-09T10:39:37","slug":"ph-meter-details","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/ph-meter-details\/","title":{"rendered":"chi ti\u1ebft 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\/ph-meter-details\/#Ky_thuat_hieu_chuan_phu_hop_cho_may_do_pH\" title=\"K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p cho m\u00e1y \u0111o pH\">K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p 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\/ph-meter-details\/#Hieu_tam_quan_trong_cua_viec_bu_nhiet_do_trong_phep_do_pH\" title=\"Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u00f9 nhi\u1ec7t \u0111\u1ed9 trong ph\u00e9p \u0111o pH\">Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u00f9 nhi\u1ec7t \u0111\u1ed9 trong ph\u00e9p \u0111o pH<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"proper-calibration-techniques-for-ph-meters-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Ky_thuat_hieu_chuan_phu_hop_cho_may_do_pH\"><\/span>K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p cho m\u00e1y \u0111o pH<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nM\u00e1y \u0111o pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m n\u00f4ng nghi\u1ec7p, s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng c\u0169ng nh\u01b0 x\u1eed l\u00fd n\u01b0\u1edbc. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ion hydro c\u00f3 trong dung d\u1ecbch. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH th\u01b0\u1eddng xuy\u00ean.<\/p>\n<p>K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH. Hi\u1ec7u chu\u1ea9n bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch chu\u1ea9n \u0111\u00e3 bi\u1ebft. Quy tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o cung c\u1ea5p s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c khi \u0111o c\u00e1c m\u1eabu ch\u01b0a bi\u1ebft.<\/p>\n<p>C\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh \u0111\u1ec3 hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH: hi\u1ec7u chu\u1ea9n m\u1ed9t \u0111i\u1ec3m v\u00e0 hi\u1ec7u chu\u1ea9n \u0111a \u0111i\u1ec3m. Hi\u1ec7u chu\u1ea9n m\u1ed9t \u0111i\u1ec3m bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 pH c\u1ee7a m\u1ed9t dung d\u1ecbch chu\u1ea9n duy nh\u1ea5t. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng trong \u0111\u00f3 ph\u1ea1m vi pH c\u1ee7a c\u00e1c m\u1eabu t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>Hi\u1ec7u chu\u1ea9n \u0111a \u0111i\u1ec3m, m\u1eb7t kh\u00e1c, bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed3ng h\u1ed3 \u0111o \u1edf hai gi\u00e1 tr\u1ecb pH tr\u1edf l\u00ean. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ch\u00ednh x\u00e1c h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 ph\u1ea1m vi pH c\u1ee7a m\u1eabu thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3. B\u1eb1ng c\u00e1ch hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o t\u1ea1i nhi\u1ec1u \u0111i\u1ec3m, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y cung c\u1ea5p s\u1ed1 \u0111o ch\u00ednh x\u00e1c tr\u00ean nhi\u1ec1u gi\u00e1 tr\u1ecb pH.<\/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>Tr\u01b0\u1edbc khi hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i ch\u1ecdn dung d\u1ecbch chu\u1ea9n ph\u00f9 h\u1ee3p. Nh\u1eefng dung d\u1ecbch n\u00e0y ph\u1ea3i bao ph\u1ee7 ph\u1ea1m vi pH c\u1ee7a m\u1eabu b\u1ea1n s\u1ebd \u0111o. C\u00e1c dung d\u1ecbch chu\u1ea9n ph\u1ed5 bi\u1ebfn bao g\u1ed3m dung d\u1ecbch \u0111\u1ec7m pH 4, pH 7 v\u00e0 pH 10. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 s\u1eed d\u1ee5ng c\u00e1c dung d\u1ecbch chu\u1ea9n m\u1edbi v\u00e0 b\u1ea3o qu\u1ea3n ch\u00fang \u0111\u00fang c\u00e1ch \u0111\u1ec3 ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/09\/FL-9900-High-Precision-Type-Runner-Flow-Controller-Spec.png\" alt=\"alt-579\" class=\"wp-image-579\" id=\"i579\" \/><\/p>\n<p>\n\u0110\u1ec3 hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH, h\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch r\u1eeda \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc kh\u1eed ion \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n. Sau \u0111\u00f3, nh\u00fang \u0111i\u1ec7n c\u1ef1c v\u00e0o dung d\u1ecbch chu\u1ea9n th\u1ee9 nh\u1ea5t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o cho ph\u00f9 h\u1ee3p v\u1edbi gi\u00e1 tr\u1ecb pH. L\u1eb7p l\u1ea1i quy tr\u00ecnh n\u00e0y cho t\u1eebng dung d\u1ecbch chu\u1ea9n b\u1ed5 sung n\u1ebfu th\u1ef1c hi\u1ec7n hi\u1ec7u chu\u1ea9n \u0111a \u0111i\u1ec3m.<\/p>\n<p>Trong qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n, c\u1ea7n ph\u1ea3i x\u1eed l\u00fd \u0111i\u1ec7n c\u1ef1c c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng. Tr\u00e1nh ch\u1ea1m ng\u00f3n tay v\u00e0o m\u00e0ng th\u1ee7y tinh nh\u1ea1y c\u1ea3m v\u00ec d\u1ea7u v\u00e0 b\u1ee5i b\u1ea9n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 \u0111o. R\u1eeda s\u1ea1ch \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc kh\u1eed ion gi\u1eefa m\u1ed7i dung d\u1ecbch chu\u1ea9n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u chu\u1ea9n ch\u00ednh x\u00e1c.<\/p>\n<p>Sau khi hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ki\u1ec3m tra \u0111\u1ed9 d\u1ed1c v\u00e0 gi\u00e1 tr\u1ecb b\u00f9. Gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1ed1c bi\u1ec3u th\u1ecb \u0111\u1ed9 nh\u1ea1y c\u1ee7a \u0111i\u1ec7n c\u1ef1c, trong khi gi\u00e1 tr\u1ecb offset t\u00ednh \u0111\u1ebfn b\u1ea5t k\u1ef3 sai l\u1ec7ch n\u00e0o so v\u1edbi ph\u1ea3n \u1ee9ng l\u00fd t\u01b0\u1edfng. N\u1ebfu gi\u00e1 tr\u1ecb \u0111\u1ed9 d\u1ed1c ho\u1eb7c \u0111\u1ed9 l\u1ec7ch n\u1eb1m ngo\u00e0i ph\u1ea1m vi ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c th\u00ec c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i thay th\u1ebf ho\u1eb7c hi\u1ec7u chu\u1ea9n l\u1ea1i \u0111i\u1ec7n c\u1ef1c.<\/p>\n<p>Hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH. N\u00ean hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o tr\u01b0\u1edbc m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng v\u00e0 \u0111\u1ecbnh k\u1ef3 trong ng\u00e0y \u0111\u1ec3 theo d\u00f5i li\u00ean t\u1ee5c c\u00e1c \u1ee9ng d\u1ee5ng. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c k\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n th\u00edch h\u1ee3p v\u00e0 x\u1eed l\u00fd \u0111i\u1ec7n c\u1ef1c m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o pH c\u1ee7a b\u1ea1n cung c\u1ea5p c\u00e1c k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<h1 id=\"understanding-the-importance-of-temperature-compensation-in-ph-measurements-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Hieu_tam_quan_trong_cua_viec_bu_nhiet_do_trong_phep_do_pH\"><\/span>Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u00f9 nhi\u1ec7t \u0111\u1ed9 trong ph\u00e9p \u0111o pH<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nM\u00e1y \u0111o pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m n\u00f4ng nghi\u1ec7p, s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, x\u1eed l\u00fd n\u01b0\u1edbc v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ion hydro c\u00f3 trong dung d\u1ecbch. Tuy nhi\u00ean, m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ph\u00e9p \u0111o pH l\u00e0 nhi\u1ec7t \u0111\u1ed9.<\/p>\n<p>B\u00f9 nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a ph\u00e9p \u0111o pH ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u1ed9 pH c\u1ee7a dung d\u1ecbch ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9, ngh\u0129a l\u00e0 khi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch thay \u0111\u1ed5i th\u00ec gi\u00e1 tr\u1ecb pH c\u1ee7a n\u00f3 c\u0169ng thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y l\u00e0 do s\u1ef1 ion h\u00f3a c\u1ee7a c\u00e1c ph\u00e2n t\u1eed n\u01b0\u1edbc, c\u01a1 s\u1edf c\u1ee7a ph\u00e9p \u0111o pH, b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9.<\/p>\n<p>Khi s\u1eed d\u1ee5ng m\u00e1y \u0111o pH, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh thi\u1ebft b\u1ecb \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00e0 ph\u00e9p \u0111o s\u1ebd di\u1ec5n ra l\u1ea5y. \u0110i\u1ec1u n\u00e0y l\u00e0 do m\u00e1y \u0111o pH th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ee5 th\u1ec3, th\u01b0\u1eddng l\u00e0 25 \u0111\u1ed9 C v\u00e0 b\u1ea5t k\u1ef3 sai l\u1ec7ch n\u00e0o so v\u1edbi nhi\u1ec7t \u0111\u1ed9 n\u00e0y \u0111\u1ec1u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc kh\u00f4ng ch\u00ednh x\u00e1c. \u0110\u1ec3 b\u00f9 \u0111\u1eafp cho s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, m\u00e1y \u0111o pH \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh ch\u1ec9 s\u1ed1 pH d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch \u0111\u01b0\u1ee3c \u0111o.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>M\u00e1y \u0111o pH\/ORP-1800 pH\/ORP<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>0-14 pH; -1600 &#8211; +1600mV<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>\u00b10.1pH; \u00b12mV<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng tay\/t\u1ef1 \u0111\u1ed9ng; Kh\u00f4ng c\u00f3 ph\u1ea7n b\u00f9<\/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\uff5e100\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>c\u1ea3m bi\u1ebfn pH \u0111\u00f4i\/ba; C\u1ea3m bi\u1ebfn ORP<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n h\u00ecnh LCD 128*64<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/RS485<\/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>\nC\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p b\u00f9 nhi\u1ec7t \u0111\u1ed9 ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y \u0111o pH: th\u1ee7 c\u00f4ng v\u00e0 t\u1ef1 \u0111\u1ed9ng. B\u00f9 nhi\u1ec7t \u0111\u1ed9 th\u1ee7 c\u00f4ng bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh th\u1ee7 c\u00f4ng c\u00e1c ch\u1ec9 s\u1ed1 pH d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch b\u1eb1ng bi\u1ec3u \u0111\u1ed3 ho\u1eb7c ph\u01b0\u01a1ng tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i do nh\u00e0 s\u1ea3n xu\u1ea5t cung c\u1ea5p. M\u1eb7c d\u00f9 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 hi\u1ec7u qu\u1ea3 nh\u01b0ng d\u1ec5 x\u1ea3y ra l\u1ed7i do con ng\u01b0\u1eddi v\u00e0 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng cho k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>B\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng, m\u1eb7t kh\u00e1c, l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p b\u00f9 nhi\u1ec7t \u0111\u1ed9 ti\u00ean ti\u1ebfn v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n khi c\u00f3 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 trong ph\u00e9p \u0111o pH. M\u00e1y \u0111o pH c\u00f3 t\u00ednh n\u0103ng b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng, c\u00f3 c\u1ea3m bi\u1ebfn t\u00edch h\u1ee3p li\u00ean t\u1ee5c theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ch\u1ec9 s\u1ed1 pH cho ph\u00f9 h\u1ee3p. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c ph\u00e9p \u0111o pH v\u1eabn ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady, ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 dao \u0111\u1ed9ng.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c b\u00f9 nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 m\u00e0 m\u00e1y \u0111o pH c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3. C\u00e1c m\u00e1y \u0111o pH kh\u00e1c nhau c\u00f3 ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y \u0111o pH ngo\u00e0i ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc kh\u00f4ng ch\u00ednh x\u00e1c. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn m\u00e1y \u0111o pH ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch \u0111\u01b0\u1ee3c \u0111o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>Nh\u00ecn chung, b\u00f9 nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong ph\u00e9p \u0111o pH ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u1ea9n th\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u00f9 nhi\u1ec7t \u0111\u1ed9 v\u00e0 l\u1ef1a ch\u1ecdn m\u00e1y \u0111o pH c\u00f3 c\u00e1c t\u00ednh n\u0103ng ph\u00f9 h\u1ee3p, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1ef1 tin \u0111o \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 ch\u00ednh x\u00e1c. D\u00f9 \u1edf m\u00f4i tr\u01b0\u1eddng ph\u00f2ng th\u00ed nghi\u1ec7m hay m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, vi\u1ec7c \u0111o pH ch\u00ednh x\u00e1c l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a c\u00e1c quy tr\u00ecnh kh\u00e1c nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p cho m\u00e1y \u0111o pH M\u00e1y \u0111o pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, bao g\u1ed3m n\u00f4ng nghi\u1ec7p, s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng c\u0169ng nh\u01b0 x\u1eed l\u00fd n\u01b0\u1edbc. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch b\u1eb1ng&#8230;<\/p>\n","protected":false},"author":1,"featured_media":19936,"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":[187,11579],"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\/24167"}],"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=24167"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/24167\/revisions"}],"predecessor-version":[{"id":24719,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/24167\/revisions\/24719"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/19936"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=24167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=24167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=24167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}