di-Potassium Hydrogen Phosphate anhydrous for analysis

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di-Potassium Hydrogen Phosphate anhydrous for analysis
Content: 500 GRM
Physical Description:
solid
Quality Name: for analysis
Specification: Minimum assay (Acidim.)@99.0%§pH of 5% solution@8.5-9.6§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.005 %§Loss on drying at 105°C@1.0%§Chloride (Cl)@0.005%§Nitrogen compounds (as N)@0.002%§Sulfate (SO4)@0.01%§Heavy metals (as Pb)@0.001%§As@0.0001 %§Ca@0.005 %§Cd@0.001 %§Co@0.001 %§Cu@0.001 %§Fe@0.001 %§Mg@0.005 %§Mn@0.001 %§Ni@0.001 %§Pb@0.001 %§Zn@0.001 %