Chromic nitrate
Agent Name
Chromic nitrate
CAS Number
13548-38-4
Formula
Cr-N3-O9
Major Category
Metals
Synonyms
Chromium (3+) nitrate; Chromium trinitrate; Chromium(III) nitrate; Nitric acid, chromium (3+) salt; [ChemIDplus] UN2720
Category
Chromium Compounds, Inorganic
Description
Pale green solid; Extremely deliquescent; Soluble in water; [Merck Index]
Sources/Uses
Used to make catalysts; Also used as a corrosion inhibitor and in textile printing; [Merck Index] Used as a mordant in cotton printing; [Ullmann]
Comments
Chromium (III) nitrate normally crystallizes with 9 molecules of water; [Ullmann] A strong oxidizing agent; May cause fire on contact with organic material; May cause irritation to skin, eyes, and mucous membranes; [CAMEO] May cause skin and respiratory sensitization after prolonged contact; [eChemPortal: ERMA] See "Chromium III nitrate nonahydrate." See "NITRATES and NITRITES." See Cr(III) compounds in "Chromium."
Biomedical References
Exposure Assessment
TLV (ACGIH)
0.003 mg/m3, as Cr(III), inhalable particulate matter
PEL (OSHA)
0.5 mg/m3
Explanatory Notes
Soluble Cr(III) compounds are assigned RSEN and DSEN; [ACGIH]
Adverse Effects
Skin Sensitizer
Yes
Asthma
Yes
Methemoglobinemia
MetHgb is secondary toxic effect
IARC Carcinogen
Not classifiable
ACGIH Carcinogen
Not Classifiable
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent:
Processes
Industrial Processes with risk of exposure: