Agent Name

Silver nitrite

CAS Number

7783-99-5

Formula

Ag.H-N-O2

Major Category

Metals

Synonyms

Nitrous acid, silver(1+) salt; [ChemIDplus] UN2627

Category

Metals, Inorganic Compounds

Description

Light yellow odorless solid; Turns gray in light; Soluble in 300 parts water; [Merck Index] Powder; [Aldrich MSDS] Light yellow, odorless, crystalline solid; Water solubility = 3.3 g/L; [Alfa Aesar MSDS]

Sources/Uses

Used to make sodium nitrite for water analysis; Also used as reagent for primary, secondary, and tertiary alcohols; [Merck Index]

Comments

An oxidizer that can intensify fire; A skin, respiratory tract, and strong eye irritant; May cause argyria; Targets blood and smooth muscle; Harmful by ingestion; [Aldrich MSDS] See "Silver." See "NITRATES and NITRITES."

Exposure Assessment
TLV (ACGIH)

0.01 mg/m3, as Ag (sol. compds.)

PEL (OSHA)

0.01 mg/m3, as Ag (sol. compnds.)

MAK

0.01 mg/m3, inhalable fraction, as Ag (salts)

IDLH (NIOSH)

10 mg/m3, as Ag

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Nitrites, inorganic, n.o.s."

Adverse Effects
Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Other Information

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