di-Sodium Oxalate (Reag. USP, Ph. Eur.) for analysis, ACS
Content: 500 GRM
Physical Description:
solid
Quality Name: for analysis, ACS
Specification: Minimum assay (Perm.): 99.5%

?maximum limit of impurities:
Insoluble matter in H2O: 0.005 %
Darkened substances by H2SO4: passes test
Loss on drying at 105°C: 0.01%
Chloride (Cl): 0.002%
Ammonium (NH4): 0.002%
Phosphate (PO4): 0.005 %
Sulfate (SO4): 0.002%
Neutrality: passes test
Heavy metals (as Pb): 0.002%
Cu: 0.001 %
Fe: 0.001 %
K: 0.005 %
Ni: 0.001 %
Pb: 0.001 %