DGB-422 Portable multiparameter Water Quality Analyzer's video

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LeiCi DGB-422 Portable multiparameter Water Quality Analyzer

Product description

LEICI DGB-428 Optoelectronic Colorimetry Water Quality Analyzer Measurement parameters Water Hardness, Urea, Measuring method Water Hardness: Calcium mg reagent method; Urea: Diacetyl-Oxime-Antipyrine Spectrophotometric method, spec-trophotometry

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[Statement] The video is for users' reference. Due to product upgrade or shooting level, please refer to the final physical object