Ammonium Oxalate Monohydrate, Reagent A.C.S.
Assay:
99.0-101.0% (COONH4)2 · H2O
MAXIMUM ALLOWABLE
Insoluble matter:
0.005%
Residue after ignition:
0.02%
Chloride (Cl):
0.002%
Sulfate (SO4):
0.002%
Heavy metals (as Pb):
5 ppm
Iron (Fe):
2 ppm
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