{"id":22969,"date":"2024-08-30T06:02:51","date_gmt":"2024-08-29T22:02:51","guid":{"rendered":"https:\/\/shchimay.com\/?p=22969"},"modified":"2024-08-31T16:34:23","modified_gmt":"2024-08-31T08:34:23","slug":"ph-meter-information","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/ph-meter-information\/","title":{"rendered":"th\u00f4ng tin 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-information\/#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-information\/#Hieu_tam_quan_trong_cua_do_chinh_xac_cua_may_do_pH\" title=\"Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH\">Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \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, 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. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH th\u01b0\u1eddng xuy\u00ean.<\/p>\n<p>Hi\u1ec7u chu\u1ea9n l\u00e0 qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o pH theo ti\u00eau chu\u1ea9n \u0111\u00e3 bi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a n\u00f3. K\u1ef9 thu\u1eadt hi\u1ec7u chu\u1ea9n ph\u00f9 h\u1ee3p l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ph\u00e9p \u0111o v\u00e0 ng\u0103n ng\u1eeba sai s\u00f3t trong k\u1ebft qu\u1ea3. 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.<\/p>\n<p>Hi\u1ec7u chu\u1ea9n m\u1ed9t \u0111i\u1ec3m bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o pH th\u00e0nh m\u1ed9t dung d\u1ecbch chu\u1ea9n duy nh\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 ph\u1ea1m vi pH c\u1ee7a m\u1eabu t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh. \u0110\u1ec3 th\u1ef1c hi\u1ec7n hi\u1ec7u chu\u1ea9n m\u1ed9t \u0111i\u1ec3m, h\u00e3y chu\u1ea9n b\u1ecb dung d\u1ecbch chu\u1ea9n c\u00f3 gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft g\u1ea7n v\u1edbi ph\u1ea1m vi pH d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a m\u1eabu. Nh\u00fang \u0111i\u1ec7n c\u1ef1c m\u00e1y \u0111o pH v\u00e0o dung d\u1ecbch chu\u1ea9n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh s\u1ed1 \u0111\u1ecdc c\u1ee7a m\u00e1y \u0111o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft. Sau khi hi\u1ec7u chu\u1ea9n ho\u00e0n t\u1ea5t, r\u1eeda s\u1ea1ch \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc c\u1ea5t v\u00e0 ti\u1ebfn h\u00e0nh \u0111o.<\/p>\n<p>Hi\u1ec7u chu\u1ea9n \u0111a \u0111i\u1ec3m, m\u1eb7t kh\u00e1c, bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh m\u00e1y \u0111o pH th\u00e0nh hai ho\u1eb7c nhi\u1ec1u dung d\u1ecbch chu\u1ea9n c\u00f3 gi\u00e1 tr\u1ecb pH kh\u00e1c nhau. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 ph\u1ea1m vi pH c\u1ee7a m\u1eabu thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3. \u0110\u1ec3 th\u1ef1c hi\u1ec7n hi\u1ec7u chu\u1ea9n \u0111a \u0111i\u1ec3m, h\u00e3y chu\u1ea9n b\u1ecb hai ho\u1eb7c nhi\u1ec1u dung d\u1ecbch chu\u1ea9n c\u00f3 gi\u00e1 tr\u1ecb pH kh\u00e1c nhau bao tr\u00f9m ph\u1ea1m vi pH d\u1ef1 ki\u1ebfn \u200b\u200bc\u1ee7a m\u1eabu. Nh\u00fang \u0111i\u1ec7n c\u1ef1c c\u1ee7a m\u00e1y \u0111o pH v\u00e0o t\u1eebng dung d\u1ecbch chu\u1ea9n m\u1ed9t c\u00e1ch tu\u1ea7n t\u1ef1 v\u00e0 \u0111i\u1ec1u ch\u1ec9nh s\u1ed1 \u0111\u1ecdc c\u1ee7a m\u00e1y \u0111o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft. R\u1eeda s\u1ea1ch \u0111i\u1ec7n c\u1ef1c b\u1eb1ng n\u01b0\u1edbc c\u1ea5t gi\u1eefa m\u1ed7i \u0111i\u1ec3m hi\u1ec7u chu\u1ea9n \u0111\u1ec3 tr\u00e1nh nhi\u1ec5m b\u1ea9n.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/Main-071.png\" alt=\"alt-186\" class=\"wp-image-186\" id=\"i186\" \/><\/p>\n<p>\u0110i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i tu\u00e2n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t khi hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c. M\u1ed9t s\u1ed1 m\u00e1y \u0111o pH c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00e1c gi\u1ea3i ph\u00e1p ho\u1eb7c quy tr\u00ecnh hi\u1ec7u chu\u1ea9n c\u1ee5 th\u1ec3 do nh\u00e0 s\u1ea3n xu\u1ea5t khuy\u1ebfn ngh\u1ecb. Ngo\u00e0i ra, vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u1ea3o qu\u1ea3n m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u00e0 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y.<\/p>\n<p>Hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH l\u00e0 m\u1ed9t quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i nh\u00e0 b\u1edfi nh\u00e2n vi\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn v\u1ec1 c\u00e1ch hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH ho\u1eb7c n\u1ebfu g\u1eb7p b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o trong qu\u00e1 tr\u00ecnh hi\u1ec7u chu\u1ea9n, b\u1ea1n n\u00ean t\u00ecm ki\u1ebfm s\u1ef1 tr\u1ee3 gi\u00fap t\u1eeb k\u1ef9 thu\u1eadt vi\u00ean chuy\u00ean nghi\u1ec7p ho\u1eb7c nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<p>T\u00f3m l\u1ea1i, 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 v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e1y \u0111o pH. Cho d\u00f9 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u chu\u1ea9n m\u1ed9t \u0111i\u1ec3m hay \u0111a \u0111i\u1ec3m, vi\u1ec7c l\u00e0m theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t s\u1ebd \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y \u0111o pH c\u1ee7a b\u1ea1n cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c. Hi\u1ec7u chu\u1ea9n, b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u1ea3o qu\u1ea3n m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. B\u1eb1ng c\u00e1ch \u0111\u1ea7u t\u01b0 th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c v\u00e0o vi\u1ec7c hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 tin t\u01b0\u1edfng v\u00e0o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a ph\u00e9p \u0111o v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t d\u1ef1a tr\u00ean d\u1eef li\u1ec7u ch\u00ednh x\u00e1c.<\/p>\n<h1 id=\"understanding-the-importance-of-ph-meter-accuracy-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Hieu_tam_quan_trong_cua_do_chinh_xac_cua_may_do_pH\"><\/span>Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a 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, 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. \u0110\u1ed9 pH dao \u0111\u1ed9ng t\u1eeb 0 \u0111\u1ebfn 14, trong \u0111\u00f3 7 l\u00e0 trung t\u00ednh, d\u01b0\u1edbi 7 l\u00e0 axit v\u00e0 tr\u00ean 7 l\u00e0 ki\u1ec1m.<\/p>\n<p>\u0110\u1ed9 ch\u00ednh x\u00e1c r\u1ea5t quan tr\u1ecdng khi s\u1eed d\u1ee5ng m\u00e1y \u0111o pH \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 nh\u1ea5t qu\u00e1n. Ngay c\u1ea3 nh\u1eefng l\u1ed7i nh\u1ecf trong ph\u00e9p \u0111o pH c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra h\u1eadu qu\u1ea3 \u0111\u00e1ng k\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m ho\u1eb7c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m. Do \u0111\u00f3, hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"Brass Pressure Sensor For Havc Chimay\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/1jaH1uQP5kI?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><\/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% ;\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 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>\nM\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH l\u00e0 hi\u1ec7u chu\u1ea9n. M\u00e1y \u0111o pH c\u1ea7n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng dung d\u1ecbch \u0111\u1ec7m c\u00f3 gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u1ecdc ch\u00ednh x\u00e1c. Vi\u1ec7c hi\u1ec7u chu\u1ea9n ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng v\u00e0 b\u1ea5t c\u1ee9 khi n\u00e0o m\u00e1y \u0111o pH \u0111\u01b0\u1ee3c di chuy\u1ec3n \u0111\u1ebfn m\u1ed9t v\u1ecb tr\u00ed kh\u00e1c ho\u1eb7c sau m\u1ed9t th\u1eddi gian d\u00e0i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. Vi\u1ec7c kh\u00f4ng hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111o kh\u00f4ng ch\u00ednh x\u00e1c v\u00e0 d\u1eef li\u1ec7u kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>M\u1ed9t y\u1ebfu t\u1ed1 kh\u00e1c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH l\u00e0 vi\u1ec7c b\u1ea3o tr\u00ec \u0111i\u1ec7n c\u1ef1c. \u0110i\u1ec7n c\u1ef1c pH l\u00e0 th\u00e0nh ph\u1ea7n nh\u1ea1y c\u1ea3m c\u00f3 th\u1ec3 b\u1ecb b\u1ea9n ho\u1eb7c h\u01b0 h\u1ecfng theo th\u1eddi gian, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang. Vi\u1ec7c v\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean v\u00e0 b\u1ea3o qu\u1ea3n \u0111i\u1ec7n c\u1ef1c \u0111\u00fang c\u00e1ch l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. \u0110i\u1ec1u quan tr\u1ecdng n\u1eefa l\u00e0 ph\u1ea3i thay th\u1ebf c\u00e1c \u0111i\u1ec7n c\u1ef1c khi ch\u00fang b\u1ecb m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c.<\/p>\n<p>Nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH. C\u00e1c ph\u00e9p \u0111o pH ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 v\u00e0 h\u1ea7u h\u1ebft c\u00e1c m\u00e1y \u0111o pH \u0111\u1ec1u \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed9 b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng (ATC) \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. \u0110i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh m\u00e1y \u0111o pH \u1edf c\u00f9ng nhi\u1ec7t \u0111\u1ed9 v\u1edbi m\u1eabu \u0111\u01b0\u1ee3c \u0111o \u0111\u1ec3 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c. Ngo\u00e0i ra, vi\u1ec7c gi\u1eef m\u00e1y \u0111o pH v\u00e0 c\u00e1c m\u1eabu \u1edf nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh \u0111o l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n<p>Vi\u1ec7c x\u1eed l\u00fd v\u00e0 s\u1eed d\u1ee5ng m\u00e1y \u0111o pH \u0111\u00fang c\u00e1ch c\u0169ng r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 \u0111o ch\u00ednh x\u00e1c. M\u00e1y \u0111o pH ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng c\u00e1c b\u1ed9 ph\u1eadn nh\u1ea1y c\u1ea3m. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i tu\u00e2n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t khi v\u1eadn h\u00e0nh m\u00e1y \u0111o pH v\u00e0 tr\u00e1nh \u0111\u1ec3 m\u00e1y ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c c\u00e1c h\u00f3a ch\u1ea5t kh\u1eafc nghi\u1ec7t c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y. C\u1ea7n ph\u1ea3i b\u1ea3o tr\u00ec v\u00e0 hi\u1ec7u chu\u1ea9n th\u01b0\u1eddng xuy\u00ean m\u00e1y \u0111o pH \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>T\u00f3m l\u1ea1i, \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 thu \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 nh\u1ea5t qu\u00e1n trong c\u00e1c ng\u00e0nh v\u00e0 \u1ee9ng d\u1ee5ng kh\u00e1c nhau. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 hi\u1ec7u chu\u1ea9n, b\u1ea3o tr\u00ec \u0111i\u1ec7n c\u1ef1c, nhi\u1ec7t \u0111\u1ed9 v\u00e0 x\u1eed l\u00fd th\u00edch h\u1ee3p \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch hi\u1ec3u v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1ed1i \u0111a h\u00f3a \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH v\u00e0 thu \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u ch\u00ednh x\u00e1c cho nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh. \u0110\u1ea7u t\u01b0 th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a m\u00e1y \u0111o pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 th\u00e0nh c\u00f4ng trong qu\u00e1 tr\u00ecnh nghi\u00ean c\u1ee9u, s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/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, 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&#8230;<\/p>\n","protected":false},"author":1,"featured_media":3260,"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":[134429,11579,161],"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\/22969"}],"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=22969"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/22969\/revisions"}],"predecessor-version":[{"id":23387,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/22969\/revisions\/23387"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/3260"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=22969"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=22969"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=22969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}