Also known as Diamonium Oxalate. Ammonium oxalate, C2H8N2O4 (sometimes written as (NH4)2C2O4), is an oxalate salt with ammonium (sometimes as a monohydrate). It is a colourless salt under standard conditions and is odorless and non-volatile.

Constituent of some type of kidney stone

Minimum assay: 99 – 100.16%
Molecular Formula: C2H8N2O4 · H2O
Molecular Weight: 142.11g/mol
Residue on ignition: 0.02%
Arsenic: 0.00002%
Water-insoluble matter: 0.005%
Chloride (Cl): <0.001%
Heavy metal(Pb): 0.0005%
Metals (All maximum values by ICP):
Ca:10ppm, Cu: 5ppm, Fe: 2ppm, Ni: 5ppm, Pb:5ppm
Appearance: White crystalline powder
Storage temperature: Ambient

Hazard Phrases: Harmful if swallowed. Harmful in contact with skin.

Prec Phrases: Wash hands thoroughly after handling. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.



Cas No: 6009-70-7
Einecs No: 238-135-4