Tag Archives: and BOD Meter

อุปกรณ์วัด ออกซิเจนละลาย (Research Grade Dissolved Oxygen and BOD Meter)

HI 4421 Research Grade Dissolved Oxygen and BOD Meter HI 4421 is a research grade dissolved oxygen bench meter with extensive capabilities in measuring DO as BOD (Biological Oxygen Demand), OUR (Oxygen Uptake Rate), SOUR (Specific Oxygen Uptake Rate), atmospheric pressure and temperature. DO measurements can be performed in ppm (mg/L) range or in % and feature automatic or manual temperature and ... Read More »

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