{"id":1716,"date":"2021-06-04T16:47:06","date_gmt":"2021-06-04T16:47:06","guid":{"rendered":"https:\/\/hitechcal.com\/?p=1716"},"modified":"2021-06-28T06:28:52","modified_gmt":"2021-06-28T06:28:52","slug":"hieu-chuan-linh-vuc-hoa-ly","status":"publish","type":"post","link":"https:\/\/hitechcal.com\/vn\/?p=1716","title":{"rendered":"Hi\u1ec7u chu\u1ea9n l\u0129nh v\u1ef1c H\u00f3a l\u00fd\/Physico chemical parameters"},"content":{"rendered":"\n<p style=\"font-size:19px\"><strong><span style=\"color:#0413e6\" class=\"has-inline-color\">1. M\u00e1y \u0111o \u0111\u1ed9 nh\u1edbt &#8211; Viscometer&nbsp;<\/span><\/strong><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-1 wp-block-gallery columns-3 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"156\" height=\"192\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-\u0111\u1ed9-nh\u1edbt-Viscometer-1.jpg\" alt=\"\" data-id=\"1718\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1718\" class=\"wp-image-1718\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"146\" height=\"185\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-\u0111\u1ed9-nh\u1edbt-Viscometer-2.jpg\" alt=\"\" data-id=\"1719\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1719\" class=\"wp-image-1719\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"166\" height=\"180\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-\u0111\u1ed9-nh\u1edbt-Viscometer-3.jpg\" alt=\"\" data-id=\"1721\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-\u0111\u1ed9-nh\u1edbt-Viscometer-3.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1721\" class=\"wp-image-1721\"\/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"font-size:17px\">\u0110\u1ed9 nh\u1edbt c\u1ee7a m\u1ed9t ch\u1ea5t l\u01b0u l\u00e0 th\u00f4ng s\u1ed1 \u0111\u1ea1i di\u1ec7n cho ma s\u00e1t trong c\u1ee7a d\u00f2ng ch\u1ea3y. Khi c\u00e1c d\u00f2ng ch\u1ea5t l\u01b0u s\u00e1t k\u1ec1 c\u00f3 t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed9ng kh\u00e1c nhau, ngo\u00e0i s\u1ef1 va \u0111\u1eadp gi\u1eefa c\u00e1c ph\u1ea7n t\u1eed v\u1eadt ch\u1ea5t c\u00f2n c\u00f3 s\u1ef1 trao \u0111\u1ed5i xung l\u01b0\u1ee3ng gi\u1eefa ch\u00fang. Nh\u1eefng ph\u1ea7n t\u1eed trong d\u00f2ng ch\u1ea3y c\u00f3 t\u1ed1c \u0111\u1ed9 cao s\u1ebd l\u00e0m t\u0103ng \u0111\u1ed9ng n\u0103ng c\u1ee7a d\u00f2ng c\u00f3 t\u1ed1c \u0111\u1ed9 ch\u1eadm v\u00e0 ng\u01b0\u1ee3c l\u1ea1i ph\u1ea7n t\u1eed v\u1eadt ch\u1ea5t t\u1eeb c\u00e1c d\u00f2ng ch\u1ea3y ch\u1eadm s\u1ebd l\u00e0m k\u00ecm h\u00e3m chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a d\u00f2ng ch\u1ea3y nhanh. M\u00e1y \u0111o \u0111\u1ed9 nh\u1edbt v\u00e0 c\u1ed1c \u0111o nh\u1edbt s\u1ebd x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb \u0111o c\u1ee7a dung d\u1ecbch.<\/p>\n\n\n\n<p style=\"font-size:19px\"><strong><span style=\"color:#0603e4\" class=\"has-inline-color\">2.<\/span><span style=\"color:#1408fc\" class=\"has-inline-color\"> M\u00e1y \u0111o pH \u2013 pH Meter<\/span><\/strong><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-3 wp-block-gallery columns-2 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"162\" height=\"153\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-pH-\u2013-pH-Meter1-1.jpg\" alt=\"\" data-id=\"1725\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1725\" class=\"wp-image-1725\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"367\" height=\"242\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Untitled-6.png\" alt=\"\" data-id=\"1726\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Untitled-6.png\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1726\" class=\"wp-image-1726\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/Untitled-6.png 367w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/Untitled-6-300x198.png 300w\" sizes=\"(max-width: 367px) 100vw, 367px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"font-size:17px\">&nbsp;C\u00e1c dung d\u1ecbch n\u01b0\u1edbc c\u00f3 gi\u00e1 tr\u1ecb pH nh\u1ecf h\u01a1n 7 \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f3 t\u00ednh ax\u00edt, trong khi c\u00e1c gi\u00e1 tr\u1ecb pH l\u1edbn h\u01a1n 7 \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f3 t\u00ednh ki\u1ec1m. \u0110\u1ec3 ki\u1ec3m tra m\u1eabu n\u01b0\u1edbc thay v\u00ec d\u00f9ng gi\u1ea5y qu\u1ef3 t\u00edm th\u00ec nay \u0111\u00e3 c\u00f3 m\u00e1y cho k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c h\u01a1n.&nbsp;Hi\u1ec7u chu\u1ea9n m\u00e1y \u0111o pH b\u1eb1ng dung d\u1ecbch chu\u1ea9n pH.<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#0b07ed\" class=\"has-inline-color\">3. M\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n \u2013Conductivity Meter<\/span><\/strong><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-5 wp-block-gallery columns-2 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"140\" height=\"171\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/M\u00e1y-\u0111o-\u0111\u1ed9-d\u1eabn-\u0111i\u1ec7n-\u2013Conductivity-Meter1.jpg\" alt=\"\" data-id=\"1728\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1728\" class=\"wp-image-1728\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"168\" height=\"149\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/\u0111o-\u0111\u1ed9-d\u1eabn-\u0111i\u1ec7n.jpg\" alt=\"\" data-id=\"1729\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/\u0111o-\u0111\u1ed9-d\u1eabn-\u0111i\u1ec7n.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1729\" class=\"wp-image-1729\"\/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"font-size:17px\">D\u1eabn \u0111i\u1ec7n l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t m\u00f4i tr\u01b0\u1eddng cho ph\u00e9p s\u1ef1 di chuy\u1ec3n c\u1ee7a c\u00e1c h\u1ea1t \u0111i\u1ec7n t\u00edch qua n\u00f3, khi c\u00f3 l\u1ef1c t\u00e1c \u0111\u1ed9ng v\u00e0o c\u00e1c h\u1ea1t. C\u01a1 ch\u1ebf c\u1ee7a chuy\u1ec3n \u0111\u1ed9ng n\u00e0y t\u00f9y thu\u1ed9c v\u00e0o v\u1eadt ch\u1ea5t. \u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb \u0111o ta ph\u1ea3i&nbsp;d\u00f9ng m\u00e1y \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n b\u1eb1ng dung d\u1ecbch chu\u1ea9n d\u1eabn \u0111i\u1ec7n.<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#080cfe\" class=\"has-inline-color\">4. Kh\u00fac x\u1ea1 k\u1ebf &#8211; Refractometer<\/span><\/strong><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-7 wp-block-gallery columns-3 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"175\" height=\"152\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer.jpg\" alt=\"\" data-id=\"1730\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1730\" class=\"wp-image-1730\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"175\" height=\"180\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer1.jpg\" alt=\"\" data-id=\"1731\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer1.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1731\" class=\"wp-image-1731\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"167\" height=\"173\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer2.jpg\" alt=\"\" data-id=\"1732\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/Kh\u00fac-x\u1ea1-k\u1ebf-Refractometer2.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1732\" class=\"wp-image-1732\"\/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"font-size:17px\">Kh\u00fac X\u1ea1 K\u1ebf c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y \u0111o n\u1ed3ng \u0111\u1ed9, quang k\u1ebf (hay brix k\u1ebf). N\u00f3 d\u00f9ng \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 c\u00e1c ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc ho\u1eb7c d\u01b0\u1edbi d\u1ea1ng dung d\u1ecbch. Kh\u00fac x\u1ea1 k\u1ebf \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u trong cu\u1ed9c s\u1ed1ng n\u00f3 l\u00e0 d\u1ee5ng c\u1ee5 quang h\u1ecdc s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 c\u00e1c ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc .<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#0c08ea\" class=\"has-inline-color\">5. M\u00e1y \u0111o \u0111\u1ed9 \u0111\u1ee5c \u2013 Turbidity Meter<\/span><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"500\" height=\"194\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/\u0111o-\u0111\u1ed9-\u0111\u1ee5c.png\" alt=\"\" class=\"wp-image-1969\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/\u0111o-\u0111\u1ed9-\u0111\u1ee5c.png 500w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/\u0111o-\u0111\u1ed9-\u0111\u1ee5c-300x116.png 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n\n<p style=\"font-size:17px\">\u0110\u1ed9 \u0111\u1ee5c c\u1ee7a n\u01b0\u1edbc b\u1eaft ngu\u1ed3n t\u1eeb s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a m\u1ed9t s\u1ed1 c\u00e1c ch\u1ea5t l\u01a1 l\u1eefng c\u00f3 k\u00edch th\u01b0\u1edbc thay \u0111\u1ed5i t\u1eeb d\u1ea1ng ph\u00e2n t\u00e1n th\u00f4 \u0111\u1ebfn d\u1ea1ng keo, huy\u1ec1n phu (k\u00edch th\u01b0\u1edbc 0,1 \u2013 10mm) . Trong n\u01b0\u1edbc, c\u00e1c ch\u1ea5t g\u00e2y \u0111\u1ee5c th\u01b0\u1eddng l\u00e0: \u0111\u1ea5t s\u00e9t,&nbsp; ch\u1ea5t h\u1eefu c\u01a1, v\u00f4 c\u01a1, th\u1ef1c v\u1eadt v\u00e0 c\u00e1c vi sinh v\u1eadt bao g\u1ed3m c\u00e1c lo\u1ea1i phi\u00eau sinh \u0111\u1ed9ng v\u1eadt.<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#060ae1\" class=\"has-inline-color\">6. M\u00e1y ph\u00e1t hi\u1ec7n kh\u00ed &#8211; Gas Detectors<\/span><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"500\" height=\"191\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/thi\u1ebft-b\u1ecb-\u0111o-gas.png\" alt=\"\" class=\"wp-image-1970\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/thi\u1ebft-b\u1ecb-\u0111o-gas.png 500w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/thi\u1ebft-b\u1ecb-\u0111o-gas-300x115.png 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n\n<p style=\"font-size:17px\">M\u00e1y ph\u00e1t hi\u1ec7n kh\u00ed l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c ch\u1ea5t kh\u00ed trong m\u1ed9t khu v\u1ef1c. \u0110\u00e2y l\u00e0 lo\u1ea1i thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9 hay h\u00e0m l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t ch\u1ea5t kh\u00ed trong m\u00f4i tr\u01b0\u1eddng, khi ph\u00e1t hi\u1ec7n ra kh\u00ed m\u00e1y c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t \u00e2m thanh b\u00e1o \u0111\u1ed9ng cho c\u00e1c nh\u00e0 khai th\u00e1c trong khu v\u1ef1c n\u01a1i b\u1ecb r\u00f2 r\u1ec9 x\u1ea3y ra, cho h\u1ecd c\u01a1 h\u1ed9i \u0111\u1ec3 r\u1eddi kh\u1ecfi khu v\u1ef1c.&nbsp;<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#1805ef\" class=\"has-inline-color\">7. M\u00e1y \u0111o h\u00e0m l\u01b0\u1ee3ng Clo D\u01b0 \/&nbsp;Chlorine meter<\/span><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"495\" height=\"179\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/m\u00e1y-\u0111o-h\u00e0m-l\u01b0\u1ee3ng-clo.png\" alt=\"\" class=\"wp-image-1971\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/m\u00e1y-\u0111o-h\u00e0m-l\u01b0\u1ee3ng-clo.png 495w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/m\u00e1y-\u0111o-h\u00e0m-l\u01b0\u1ee3ng-clo-300x108.png 300w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/figure><\/div>\n\n\n\n<p style=\"font-size:17px\">M\u00e1y \u0111o Chlorine l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng c\u00f3 thi\u1ebft k\u1ebf g\u1ecdn nh\u1ebb \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 Clo c\u00f3 trong m\u1eabu n\u01b0\u1edbc. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a, ng\u00e0nh c\u00f4ng nghi\u1ec7p nu\u00f4i tr\u1ed3ng hay ph\u1ee5c v\u1ee5 cho nghi\u00ean c\u1ee9u khoa h\u1ecdc. L\u00e0 thi\u1ebft b\u1ecb \u0111o Clo d\u01b0 c\u1ea7m tay, ti\u1ec7n d\u1ee5ng trong di chuy\u1ec3n, cho ra k\u1ebft qu\u1ea3 nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#1409ec\" class=\"has-inline-color\">8. T\u1ef7 tr\u1ecdng k\u1ebf \/&nbsp;Hydrometer<\/span><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"500\" height=\"180\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/t\u1ec9-tr\u1ecdng-k\u1ebf.png\" alt=\"\" class=\"wp-image-1973\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/t\u1ec9-tr\u1ecdng-k\u1ebf.png 500w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/t\u1ec9-tr\u1ecdng-k\u1ebf-300x108.png 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure><\/div>\n\n\n\n<p style=\"font-size:17px\">M\u1ed9t t\u1ef7 tr\u1ecdng k\u1ebf ho\u1eb7c hydroscope l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p t\u01b0\u01a1ng \u0111\u1ed1i&nbsp;<a href=\"https:\/\/www.greelane.com\/link?to=what-is-density-definition-and-calculation-2698950&amp;lang=vi&amp;alt=https:\/\/www.thoughtco.com\/what-is-density-definition-and-calculation-2698950&amp;source=definition-of-hydrometer-605226\">m\u1eadt \u0111\u1ed9<\/a>&nbsp;c\u1ee7a hai&nbsp;<a href=\"https:\/\/www.greelane.com\/link?to=definition-of-liquid-604558&amp;lang=vi&amp;alt=https:\/\/www.thoughtco.com\/definition-of-liquid-604558&amp;source=definition-of-hydrometer-605226\">ch\u1ea5t l\u1ecfng<\/a>&nbsp;.&nbsp;Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u1ec3 \u0111o&nbsp;<a href=\"https:\/\/www.greelane.com\/link?to=definition-of-specific-gravity-604652&amp;lang=vi&amp;alt=https:\/\/www.thoughtco.com\/definition-of-specific-gravity-604652&amp;source=definition-of-hydrometer-605226\">tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang<\/a>&nbsp;c\u1ee7a ch\u1ea5t l\u1ecfng.&nbsp;<\/p>\n\n\n\n<p style=\"font-size:18px\"><strong><span style=\"color:#1005e4\" class=\"has-inline-color\">9. C\u1ed3n k\u1ebf \/&nbsp;Glass Alcoholmeters, Digital Alcoholmeter<\/span><\/strong><\/p>\n\n\n\n<figure class=\"is-layout-flex wp-block-gallery-9 wp-block-gallery columns-2 is-cropped\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"218\" height=\"172\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/2-3.jpg\" alt=\"\" data-id=\"1748\" data-full-url=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/2-3.jpg\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1748\" class=\"wp-image-1748\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" loading=\"lazy\" width=\"952\" height=\"796\" src=\"https:\/\/hitechcal.com\/wp-content\/uploads\/2021\/06\/C\u1ed3n-k\u1ebf-1.jpg\" alt=\"\" data-id=\"1746\" data-link=\"https:\/\/hitechcal.com\/?attachment_id=1746\" class=\"wp-image-1746\" srcset=\"https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/C\u1ed3n-k\u1ebf-1.jpg 952w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/C\u1ed3n-k\u1ebf-1-300x251.jpg 300w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/C\u1ed3n-k\u1ebf-1-768x642.jpg 768w, https:\/\/hitechcal.com\/vn\/wp-content\/uploads\/2021\/06\/C\u1ed3n-k\u1ebf-1-816x682.jpg 816w\" sizes=\"(max-width: 952px) 100vw, 952px\" \/><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"font-size:17px\">C\u1ed3n k\u1ebf hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0&nbsp;<strong>r\u01b0\u1ee3u k\u1ebf<\/strong>&nbsp;ho\u1eb7c&nbsp;<strong>t\u1eedu k\u1ebf<\/strong>. \u0110\u00e2y l\u00e0 m\u1ed9t d\u1ee5ng c\u1ee5 \u0111\u01a1n gi\u1ea3n d\u00f9ng d\u1ec3 \u0111o \u0111\u1ed9 c\u1ed3n, \u0111\u1ed9 r\u01b0\u1ee3u trong n\u01b0\u1edbc. N\u00f3 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd: t\u1eeb \u0111\u1ed9 ch\u00ecm c\u1ee7a c\u1ed3n k\u1ebf trong dung d\u1ecbch s\u1ebd cho bi\u1ebft \u0111\u01b0\u1ee3c \u0111\u1ed9 c\u1ed3n c\u1ee7a d\u1ee5ng d\u1ecbch, khi t\u1ef7 tr\u1ecdng c\u1ee7a n\u01b0\u1edbc c\u00e0ng th\u1ea5p th\u00ec \u0111\u1ed9 c\u1ed3n trong n\u01b0\u1edbc c\u00e0ng cao<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u0110\u1ec3 hi\u1ec7u chu\u1ea9n c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c vui l\u00f2ng li\u00ean h\u1ec7:<\/strong> <strong><span style=\"color:#fd0421\" class=\"has-inline-color\">Mr Trung 0975581255<\/span>&nbsp;\u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n t\u1ed1t nh\u1ea5t.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7u chu\u1ea9n l\u0129nh v\u1ef1c H\u00f3a l\u00fd<\/p>\n","protected":false},"author":2,"featured_media":1717,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/posts\/1716"}],"collection":[{"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1716"}],"version-history":[{"count":3,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/posts\/1716\/revisions"}],"predecessor-version":[{"id":1974,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/posts\/1716\/revisions\/1974"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=\/wp\/v2\/media\/1717"}],"wp:attachment":[{"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hitechcal.com\/vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}