Ammonium Sulfate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO, BioChemica

Ammonium Sulfate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO, BioChemica
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO, BioChemica
Specification: Minimum assay (Acidim.)@99.5%§pH of 5% solution@5.0-6.0§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.005 %§Loss on drying at 100°C@0.1%§Residue on ignition (as SO4)@0.005 %§Chloride (Cl)@0.0005%§Phosphate (PO4)@0.0005 %§Absorbance UV (1 cm cell; Ref.:Water)@§ABS at 280 nm 1 M sol in water@0.4§ABS at 260 nm 1 M sol in water@0.4§Nitrate (NO3)@0.001%§As@0.00002 %§Heavy Metals (ICP-OES)@0.0005 %§CHAR(13) + CHAR(10) Metals by ICP [in mg/Kg (ppm)]@§Ag@5§Al@5§Au@5§B@5§Be@5§Bi@5§Cd@5§Co@5§Cr@5§Cu@5§Fe@5§Ga@5§Ge@5§Hg@5§In@5§Mg@5§Mn@5§Mo@5§Na@20§Ni@5§Pb@5§Pt@5§Sb@5§Si@5§Sn@5§Sr@5§Ti@5§Tl@5§V@5§Zn@2§Zr@5