di-Sodium Hydrogen Phosphate anhydrous (Reag. USP, Ph. Eur.) for analysis, ACS,

di-Sodium Hydrogen Phosphate anhydrous (Reag. USP, Ph. Eur.) for analysis, ACS, BioChemica
Content: 5 KGM
Physical Description:
solid
Quality Name: for analysis, ACS, BioChemica
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 %§Loss on drying at 105°C@0.2%§Chloride (Cl)@0.001%§Nitrogen compounds (as N)@0.001%§Sulfate (SO4)@0.005%§Absorbance UV (1 cm cell; Ref.:Water)@§ABS at 280 nm 0,1 M sol in water@0.05§ABS at 260 nm 0,1 M sol in water@0.05§Pyrophosphate (P2O7)@0.2%§As@0.00005 %§Heavy Metals (ICP-OES)@0.001 %§Fluoride@0.001 %§CHAR(13) + CHAR(10) Metals by ICP [in mg/Kg (ppm)]@§Al@5§Au@5§B@5§Ba@5§Be@5§Ca@10§Cd@5§Co@5§Cu@5§Fe@10§K@100§Mg@10§Mn@5§Mo@5§Ni@5§Pb@10§Pt@5§Sb@5§Se@5§Sr@5§Ti@5§Zn@5