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]

Exposure Assessment
Explanatory Notes

mp = 158 deg F (decomposes); practically neutral in acidity; does not form vapor; [CHEMINFO]

Adverse Effects
Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: