Ammonium oxalate
Agent Name
Ammonium oxalate
CAS Number
1113-38-8
Formula
C2-H2-O4.2H3-N
Major Category
Other Classes
Synonyms
Diammonium oxalate; Ethanedioic acid diammonium salt; Oxalic acid, diammonium salt; [ChemIDplus] UN2449
Category
Salts, Basic
Description
Water soluble, odorless solid; [CAMEO] Colorless crystals; Exists in anhydrous (1113-38-8) and monohydrate (6009-70-7) forms; The monohydrate is the main commercial form. Also available in 4% solutions and saturated solutions; [CHEMINFO]
Sources/Uses
Used in manufacturing (safety explosives and oxalates), detinning of iron (electrolytic), processing (textiles and leather), metal polishing, rust and scale removing, dyeing, precipitating (rare earths and heavy metals), and analyzing chemicals; [CHEMINFO]
Comments
Skin contact can cause severe burns; Toxic by ingestion; [CAMEO] May cause hypocalcemia, muscle cramps, convulsions, and kidney damage if ingested; A severe eye irritant; The estimated lethal dose in humans is 50-500 mg/kg (7-30 grams). Solutions may cause severe skin irritation. [CHEMINFO]
Biomedical References
Exposure Assessment
Explanatory Notes
mp = 158 deg F (decomposes); practically neutral in acidity; does not form vapor; [CHEMINFO]
Adverse Effects
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: