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."

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

Methemoglobinemia, Secondary

IARC Carcinogen

Not Classifiable

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: