{"id":9433,"date":"2024-03-30T16:59:38","date_gmt":"2024-03-30T08:59:38","guid":{"rendered":"https:\/\/shchimay.com\/?p=9433"},"modified":"2024-03-30T22:12:42","modified_gmt":"2024-03-30T14:12:42","slug":"are-ph-probes-interchangeable","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/are-ph-probes-interchangeable\/","title":{"rendered":"c\u00e1c \u0111\u1ea7u d\u00f2 ph c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho nhau"},"content":{"rendered":"<p>&#8220;\u0110\u1ea7u d\u00f2 pH linh ho\u1ea1t v\u00e0 c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho m\u1ecdi nhu c\u1ea7u ki\u1ec3m tra c\u1ee7a b\u1ea1n.&#8221;<\/p>\n<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\/are-ph-probes-interchangeable\/#Uu_diem_va_nhuoc_diem_cua_viec_su_dung_dau_do_pH_cua_cac_nhan_hieu_khac_nhau\" title=\"\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau\">\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau<\/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\/are-ph-probes-interchangeable\/#Cach_hieu_chuan_va_bao_tri_dau_do_pH_dung_cach_de_co_the_thay_the_cho_nhau\" title=\"C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ea7u d\u00f2 pH \u0111\u00fang c\u00e1ch \u0111\u1ec3 c\u00f3 th\u1ec3 thay th\u1ebf cho nhau\">C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ea7u d\u00f2 pH \u0111\u00fang c\u00e1ch \u0111\u1ec3 c\u00f3 th\u1ec3 thay th\u1ebf cho nhau<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"pros-and-cons-of-using-different-brands-of-ph-probes-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Uu_diem_va_nhuoc_diem_cua_viec_su_dung_dau_do_pH_cua_cac_nhan_hieu_khac_nhau\"><\/span>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nKhi n\u00f3i \u0111\u1ebfn vi\u1ec7c \u0111o m\u1ee9c \u0111\u1ed9 pH trong c\u00e1c dung d\u1ecbch kh\u00e1c nhau, \u0111\u1ea7u d\u00f2 pH l\u00e0 c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu mang l\u1ea1i k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. Tuy nhi\u00ean, v\u1edbi r\u1ea5t nhi\u1ec1u nh\u00e3n hi\u1ec7u v\u00e0 lo\u1ea1i \u0111\u1ea7u d\u00f2 pH kh\u00e1c nhau hi\u1ec7n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng, vi\u1ec7c x\u00e1c \u0111\u1ecbnh li\u1ec7u ch\u00fang c\u00f3 th\u1ec3 thay th\u1ebf cho nhau hay kh\u00f4ng c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n b\u1ed1i r\u1ed1i. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u nh\u1eefng \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau \u0111\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/03\/CLA-7000-series-Total-chlorine-DPD-Online.png\" alt=\"alt-961\" class=\"wp-image-961\" id=\"i961\" \/><br \/>\nM\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau l\u00e0 t\u00ednh linh ho\u1ea1t m\u00e0 n\u00f3 mang l\u1ea1i. C\u00e1c th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c nhau c\u00f3 th\u1ec3 c\u00f3 c\u00e1c t\u00ednh n\u0103ng ho\u1eb7c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ed9c \u0111\u00e1o ph\u1ee5c v\u1ee5 cho c\u00e1c nhu c\u1ea7u ho\u1eb7c s\u1edf th\u00edch c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, m\u1ed9t s\u1ed1 \u0111\u1ea7u d\u00f2 pH c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng h\u00f3a h\u1ecdc kh\u1eafc nghi\u1ec7t, trong khi nh\u1eefng \u0111\u1ea7u d\u00f2 kh\u00e1c c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ph\u1ea9m ho\u1eb7c \u0111\u1ed3 u\u1ed1ng. B\u1eb1ng c\u00e1ch c\u00f3 nhi\u1ec1u t\u00f9y ch\u1ecdn \u0111\u1ec3 l\u1ef1a ch\u1ecdn, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u1ea7u d\u00f2 pH ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi y\u00eau c\u1ea7u c\u1ee7a m\u00ecnh.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/CCT-8301A-Conductivity-Resistivity-Online-Controller4.jpg\" alt=\"alt-962\" class=\"wp-image-962\" id=\"i962\" \/><\/p>\n<p>M\u1ed9t l\u1ee3i \u00edch kh\u00e1c c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau l\u00e0 c\u01a1 h\u1ed9i so s\u00e1nh hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch th\u1eed nghi\u1ec7m nhi\u1ec1u nh\u00e3n hi\u1ec7u c\u1ea1nh nhau, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ea7u d\u00f2 pH n\u00e0o cung c\u1ea5p k\u1ebft qu\u1ea3 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady nh\u1ea5t. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho nh\u1eefng ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u ph\u00e9p \u0111o pH ch\u00ednh x\u00e1c cho m\u1ee5c \u0111\u00edch nghi\u00ean c\u1ee9u ho\u1eb7c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n<p>M\u1eb7t kh\u00e1c, m\u1ed9t trong nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau l\u00e0 ti\u1ec1m \u1ea9n c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch. Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ea7u d\u00f2 pH \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o ra nh\u01b0 nhau v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c nhau c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc kh\u00f4ng nh\u1ea5t qu\u00e1n ho\u1eb7c kh\u00f4ng ch\u00ednh x\u00e1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t kh\u00f3 kh\u0103n trong c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 vi\u1ec7c \u0111o \u0111\u1ed9 pH ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 trong nghi\u00ean c\u1ee9u y h\u1ecdc ho\u1eb7c khoa h\u1ecdc.<\/p>\n<p>Ngo\u00e0i ra, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i l\u00e0m quen v\u1edbi nhi\u1ec1u quy tr\u00ecnh hi\u1ec7u chu\u1ea9n v\u00e0 quy tr\u00ecnh b\u1ea3o tr\u00ec. M\u1ed7i th\u01b0\u01a1ng hi\u1ec7u \u0111\u1ea7u d\u00f2 pH c\u00f3 th\u1ec3 c\u00f3 b\u1ed9 h\u01b0\u1edbng d\u1eabn hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o qu\u1ea3n ri\u00eang, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y t\u1ed1n th\u1eddi gian v\u00e0 g\u00e2y nh\u1ea7m l\u1eabn cho nh\u1eefng ng\u01b0\u1eddi d\u00f9ng ch\u01b0a c\u00f3 kinh nghi\u1ec7m v\u1ec1 k\u1ef9 thu\u1eadt \u0111o pH.<\/p>\n<p>B\u1ea5t ch\u1ea5p nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau c\u1ee7a \u0111\u1ea7u d\u00f2 pH c\u00f3 th\u1ec3 c\u00f3 \u00edch trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p nh\u1ea5t \u0111\u1ecbnh. V\u00ed d\u1ee5: ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u \u0111o \u0111\u1ed9 pH trong nhi\u1ec1u dung d\u1ecbch kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb vi\u1ec7c c\u00f3 s\u1eb5n nhi\u1ec1u \u0111\u1ea7u d\u00f2 pH, m\u1ed7i \u0111\u1ea7u d\u00f2 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho c\u00e1c lo\u1ea1i m\u00f4i tr\u01b0\u1eddng ho\u1eb7c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n<p>T\u00f3m l\u1ea1i, khi s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau c\u00f3 th\u1ec3 mang l\u1ea1i s\u1ef1 linh ho\u1ea1t v\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 so s\u00e1nh hi\u1ec7u su\u1ea5t, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t nh\u1eefng h\u1ea1n ch\u1ebf ti\u1ec1m \u1ea9n nh\u01b0 c\u00e1c v\u1ea5n \u0111\u1ec1 t\u01b0\u01a1ng th\u00edch v\u00e0 nhu c\u1ea7u th\u1ef1c hi\u1ec7n nhi\u1ec1u quy tr\u00ecnh hi\u1ec7u chu\u1ea9n. Cu\u1ed1i c\u00f9ng, quy\u1ebft \u0111\u1ecbnh s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a \u1ee9ng d\u1ee5ng. B\u1eb1ng c\u00e1ch \u0111\u00e1nh gi\u00e1 c\u1ea9n th\u1eadn \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ea7u d\u00f2 pH c\u1ee7a c\u00e1c nh\u00e3n hi\u1ec7u kh\u00e1c nhau, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t \u0111\u00e1p \u1ee9ng t\u1ed1t nh\u1ea5t nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/p>\n<h1 id=\"how-to-properly-calibrate-and-maintain-ph-probes-for-interchangeability-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Cach_hieu_chuan_va_bao_tri_dau_do_pH_dung_cach_de_co_the_thay_the_cho_nhau\"><\/span>C\u00e1ch hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ea7u d\u00f2 pH \u0111\u00fang c\u00e1ch \u0111\u1ec3 c\u00f3 th\u1ec3 thay th\u1ebf cho nhau<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\n\u0110\u1ea7u d\u00f2 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. Nh\u1eefng \u0111\u1ea7u d\u00f2 n\u00e0y \u0111o \u0111\u1ed9 axit ho\u1eb7c \u0111\u1ed9 ki\u1ec1m c\u1ee7a dung d\u1ecbch b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c ion hydro c\u00f3 m\u1eb7t. Hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch c\u00e1c \u0111\u1ea7u d\u00f2 pH l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady. M\u1ed9t c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c \u0111\u1eb7t ra l\u00e0 li\u1ec7u \u0111\u1ea7u d\u00f2 pH c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho nhau gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb ho\u1eb7c \u1ee9ng d\u1ee5ng kh\u00e1c nhau hay kh\u00f4ng.<\/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-9433-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6%20\u7535\u5bfc\u7387\u4eea.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6%20\u7535\u5bfc\u7387\u4eea.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/EC-8851-\u9ad8\u7cbe\u5ea6%20\u7535\u5bfc\u7387\u4eea.mp4<\/a><\/video><\/div>C\u00e2u tr\u1ea3 l\u1eddi ng\u1eafn g\u1ecdn l\u00e0 c\u00f3, \u0111\u1ea7u d\u00f2 pH th\u01b0\u1eddng c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho nhau mi\u1ec5n l\u00e0 ch\u00fang t\u01b0\u01a1ng th\u00edch v\u1edbi thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Tuy nhi\u00ean, c\u00f3 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n c\u00e2n nh\u1eafc khi thay th\u1ebf \u0111\u1ea7u d\u00f2 pH \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u1ecdc ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/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%; \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% 50\/60Hz ho\u1eb7c AC 110V\u00b110% 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%<\/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>\n\u0110\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh \u0111\u1ea7u d\u00f2 pH th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c. Hi\u1ec7u chu\u1ea9n bao g\u1ed3m vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ea7u d\u00f2 \u0111\u1ec3 \u0111\u1ecdc gi\u00e1 tr\u1ecb pH \u0111\u00e3 bi\u1ebft, th\u01b0\u1eddng s\u1eed d\u1ee5ng dung d\u1ecbch \u0111\u1ec7m c\u00f3 m\u1ee9c pH \u0111\u00e3 bi\u1ebft. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ea7u d\u00f2 \u0111ang cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c v\u00e0 cho ph\u00e9p th\u1ef1c hi\u1ec7n m\u1ecdi \u0111i\u1ec1u ch\u1ec9nh c\u1ea7n thi\u1ebft.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"1806 Elbow Male Push Fit\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/pxwSMEUrkuY?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>Khi thay \u0111\u1ed5i \u0111\u1ea7u d\u00f2 pH, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec7u ch\u1ec9nh \u0111\u1ea7u d\u00f2 m\u1edbi cho thi\u1ebft b\u1ecb \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Ngay c\u1ea3 khi c\u00e1c \u0111\u1ea7u d\u00f2 c\u00f3 c\u00f9ng ki\u1ec3u d\u00e1ng ho\u1eb7c nh\u00e3n hi\u1ec7u, v\u1eabn c\u00f3 th\u1ec3 c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t nh\u1ecf gi\u1eefa c\u00e1c \u0111\u1ea7u d\u00f2 ri\u00eang l\u1ebb. Vi\u1ec7c hi\u1ec7u chu\u1ea9n \u0111\u1ea7u d\u00f2 m\u1edbi \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 \u0111o ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 pH v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 nh\u1ea5t qu\u00e1n.<\/p>\n<p>Ngo\u00e0i vi\u1ec7c hi\u1ec7u chu\u1ea9n, vi\u1ec7c b\u1ea3o tr\u00ec \u0111\u00fang c\u00e1ch c\u00e1c \u0111\u1ea7u d\u00f2 pH l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u. Vi\u1ec7c v\u1ec7 sinh v\u00e0 b\u1ea3o qu\u1ea3n \u0111\u1ea7u d\u00f2 th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c. L\u00e0m s\u1ea1ch \u0111\u1ea7u d\u00f2 b\u1eb1ng b\u00e0n ch\u1ea3i m\u1ec1m v\u00e0 ch\u1ea5t t\u1ea9y r\u1eeda nh\u1eb9 c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf m\u1ecdi ch\u1ea5t t\u00edch t\u1ee5 ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 \u0111\u1ecdc. B\u1ea3o qu\u1ea3n \u0111\u1ea7u d\u00f2 trong dung d\u1ecbch b\u1ea3o qu\u1ea3n ho\u1eb7c dung d\u1ecbch \u0111\u1ec7m khi kh\u00f4ng s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 gi\u00fap tr\u00e1nh b\u1ecb kh\u00f4 v\u00e0 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a \u0111\u1ea7u d\u00f2.<\/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\u1ef1c tuy\u1ebfn EC-1800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-2000\/4000uS\/cm 0-20\/200mS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-1000\/2000PPM<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5%, 2%, 3%(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>C=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 128*64<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V\/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% 50\/60Hz ho\u1eb7c AC 110V\u00b110% 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%<\/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>Khi thay \u0111\u1ed5i \u0111\u1ea7u d\u00f2 pH, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i x\u1eed l\u00fd ch\u00fang c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng. Vi\u1ec7c x\u1eed l\u00fd th\u00f4 b\u1ea1o ho\u1eb7c l\u00e0m r\u01a1i \u0111\u1ea7u d\u00f2 c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng m\u00e0ng th\u1ee7y tinh nh\u1ea1y c\u1ea3m, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3. \u0110i\u1ec1u quan tr\u1ecdng n\u1eefa l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ea7u d\u00f2 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u0111\u00fang c\u00e1ch v\u1edbi thi\u1ebft b\u1ecb v\u00e0 \u1edf \u0111\u00fang v\u1ecb tr\u00ed \u0111\u1ec3 ng\u0103n ng\u1eeba b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o v\u1edbi k\u1ebft qu\u1ea3 \u0111o.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1i \u0111\u1ea7u d\u00f2 pH c\u1ee5 th\u1ec3 cho m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng nh\u1ea5t \u0111\u1ecbnh. V\u00ed d\u1ee5, m\u1ed9t s\u1ed1 \u0111\u1ea7u d\u00f2 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c \u00e1p su\u1ea5t cao, trong khi nh\u1eefng \u0111\u1ea7u d\u00f2 kh\u00e1c ph\u00f9 h\u1ee3p h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c dung d\u1ecbch h\u00f3a h\u1ecdc kh\u1eafc nghi\u1ec7t. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ch\u1ecdn \u0111\u1ea7u d\u00f2 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng \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>Nh\u00ecn chung, \u0111\u1ea7u d\u00f2 pH th\u01b0\u1eddng c\u00f3 th\u1ec3 ho\u00e1n \u0111\u1ed5i cho nhau gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb mi\u1ec5n l\u00e0 ch\u00fang t\u01b0\u01a1ng th\u00edch v\u00e0 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u00fang c\u00e1ch. Hi\u1ec7u chu\u1ea9n v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u00e1c \u0111\u1ea7u d\u00f2 pH l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u. 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