Ammonium oxalate monohydrate - 32304
Code: 32304
Ammonium oxalate monohydrate
Puriss. p.a., ACS Reagent, Reagent ISO, Reagent European Pharmacopoeia, 99.5-101.0%
Oxalic acid diammonium salt 99.5-101.0%, ACS Reagent, Reag. ISO, Reag. Ph. Eur.
CAS Number: 6009-70-7 Linear Formula: (NH4)2C2O4 · H2O Molar Mass: 142.11 g/mol Beilstein Registry Number: 3759830 MDL Number: MFCD00149694
| Property |
Value |
| Assay |
99.5 - 101.0 % |
| Water insoluble matter |
max. 0.005 % |
| Residue on ignition (SO4) |
max. 0.02 % |
| PH (2.5 %, 20 °C) |
6 - 7 |
| Calcium (Ca) |
max. 0.001 % |
| Cadmium (Cd) |
max. 0.0005 % |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 0.0002 % |
| Potassium (K) |
max. 0.001 % |
| Magnesium (Mg) |
max. 0.001 % |
| Sodium (Na) |
max. 0.001 % |
| Lead (Pb) |
max. 0.0005 % |
| Zinc (Zn) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 0.0005 % |
| Chloride (Cl) |
max. 0.0005 % |
| Nitrate (NO3) |
max. 0.0005 % |
| Sulfate (SO4) |
max. 0.002 % |
| Solution 10 g to 200 mL (H2O) |
complying |
| Property |
Value |
| Ignition Residue |
≤0.02% (as SO4) |
| Freezing point |
133 °C |
| Density |
1.480 g/cm3 |
