di-Ammonium oxalate monohydrate
About This Item
Linear Formula:
(NH4)2C2O4 · H2O
CAS Number:
6009-70-7
Molecular Weight:
124.10 (anhydrous basis)
Assay (manganometric): 99.5-101.0%
Insoluble Matter: ≤0.005%
Chloride (Cl): ≤0.0005%
Nitrate (NO₃): ≤0.002%
Sulfate (SO₄): ≤0.002%
Heavy Metals (ACS): ≤0.0005%
Ca (Calcium): ≤0.001%
Fe (Iron): ≤0.0002%
K (Potassium): ≤0.001%
Mg (Magnesium): ≤0.001%
Na (Sodium): ≤0.001%
Residue on Ignition (as sulfate): ≤0.02%
Corresponds to: ACS, ISO, Reag. Ph Eur
Grade: ACS reagent
Quality Segment: 300
Agency: reag. ISO, reag. Ph. Eur.
Vapor Pressure: <1 hPa (20 °C)
Product Line: EMSURE®
Assay: 99.5-101.0% (manganometric)
Form: Solid
Impurities: ≤0.005% Insoluble matter
Ignition Residue: ≤0.02% (as sulfate)
pH: 6.5 (20 °C, 41.8 g/L in H2O)
Melting Point: >123 °C (decomposition)
Solubility: 41.8 g/L (anhydrous substance)
Density: 1.5 g/cm3 at 20 °C
Bulk Density: 480 kg/m3
Anion Traces: chloride (Cl-): ≤0.0005%, nitrate (NO3-): ≤0.002%, sulfate (SO42-): ≤0.002%
Cation Traces: Ca: ≤0.001%, Fe: ≤0.0002%, K: ≤0.001%, Mg: ≤0.001%, Na: ≤0.001%, heavy metals: ≤0.0005% (ACS)
Storage Temperature: 2-30°C
