Tag Archives: อุปกรณ์วัดโครเมียม

อุปกรณ์วัดโครเมียม (Checker®HC Handheld Colorimeter – Chromium VI High Range)

HI 723 Checker®HC Handheld Colorimeter – Chromium VI High Range Easier to use and more accurate than chemical test kits     Diphenylcarbohydrazide method Accuracy ±5 ppb ±5% of reading 1 ppb (µg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter     Designed to work with HANNA’s powder reagents Uses 10 mL glass cuvettes Small size, big convenience     Weighing a mere 64 g (2.25 oz.), the ... Read More »

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