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NH330 Ammonia Nitrogen(NH3) TesterFeatures:●Precise, simple and quick, with temperature compensation.●Not affected by low temp Show More...
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CON200 Portable Conductivity TDS Salinity MeterCON200 handheld conductivity tester is specially designed for multi-parameter testi Show More...
DO200 Dissolved Oxygen MeterThe high resolution dissolved oxygen tester has more advantages in various fields such as wastewater, Show More...