di-Sodium Hydrogen Phosphate 2-hydrate for analysis

di-Sodium Hydrogen Phosphate 2-hydrate for analysis
Content: 1000 GRM
Physical Description:
solid
Quality Name: for analysis
Specification: Minimum assay (Acidim.)@99.0%§pH of 5% solution@8.7-9.3§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.01 %§Chloride (Cl)@0.003%§Nitrogen compounds (as N)@0.002%§Sulfate (SO4)@0.005%§Pyrophosphate (P2O7)@0.2%§Heavy metals (as Pb)@0.001%§As@0.00005 %§Ca@0.001 %§Cd@0.0005 %§Co@0.0005 %§Cr@0.0005 %§Cu@0.0005 %§Fe@0.002 %§K@0.005 %§Mg@0.001 %§Mn@0.0005 %§Ni@0.0005 %§Pb@0.001 %§Zn@0.0005 %