Oxalic Acid 2-hydrate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO

Oxalic Acid 2-hydrate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO
Content: 500 GRM
Physical Description:
solid
Quality Name: for analysis, ACS, ISO
Specification: Assay (Perm.)@99.5-102.5%§Identity@IR passes test§CHAR(13) + CHAR(10) Maximum limit of impurities@§Insoluble matter in H2O@0.005 %§Darkened substances by H2SO4@passes test§Residue on ignition (as SO4)@0.01 %§Chloride (Cl)@0.0005%§Nitrogen compounds (as N)@0.001%§Sulfate (SO4)@0.005%§Heavy Metals (ICP-OES)@0.0005 %§CHAR(13) + CHAR(10) Metals by ICP [in mg/Kg (ppm)]@§Ag@2§Al@2§Au@2§B@2§Ba@15§Be@2§Bi@5§Ca@10§Cd@2§Co@2§Cr@2§Cu@5§Fe@2§Ga@2§Ge@2§In@2§K@50§Mg@10§Mn@2§Mo@2§Na@50§Ni@5§Pb@5§Sb@2§Si@5§Sr@2§Ti@2§Tl@2§V@2§Zn@2§Zr@2