Reference Standard Solution - UV-Vis - Total Nitrogen Standard sum of nitrate as N and ammonium as N in Water. Certified reference standard is suitable for spectrophotometric analysis according to SM 4500-N, 100 ml (Matrix: Water) , (Concentration1000 mg/
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SKU : UV100.TN1000.W
หมวดหมู่ : 1. Chemical and Reagents , Reference Standards , Labsert ,
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