di-Potassium Hydrogen Phosphate 3-hydrate for analysis

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di-Potassium Hydrogen Phosphate 3-hydrate for analysis
Content: 1000 GRM
Physical Description:
solid
Quality Name: for analysis
Specification: Minimum assay (Acidim.)@99 %§pH of 5% solution@9.1-9.5§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.005 %§Chloride (Cl)@0.001%§Nitrogen compounds (as N)@0.001%§Sulfate (SO4)@0.005%§Heavy metals (as Pb)@0.001 %§As@0.00005 %§Ca@0.005 %§Cu@0.001 %§Fe@0.0005 %§Mg@0.005 %§Na@0.1 %§Ni@0.0005 %§Pb@0.0005 %