Ammonium Chloride (Reag. USP) for analysis, ACS, ISO

Ammonium Chloride (Reag. USP) for analysis, ACS, ISO
Content: 1000 GRM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO
Specification: Minimum assay (Arg.)@99.5%§pH of 5% solution@4.5-5.5§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.005 %§Residue on ignition (as SO4)@0.01 %§Phosphate (PO4)@0.0002 %§Sulfate (SO4)@0.002%§Iodide (I)@0.001%§Nitrate (NO3)@0.001%§Pyridine and homologues@0.001%§Heavy Metals (ICP-OES)@0.0005 %§As@0.00005 %§Ca@0.0005 %§Cd@0.0005 %§Co@0.0005 %§Cr@0.0005 %§Cu@0.0001 %§Fe@0.0002 %§K@0.005 %§Mg@0.0005 %§Na@0.005 %§Ni@0.0005 %§Pb@0.0001 %§Zn@0.0002 %