Agent Name

Mercuric iodide

CAS Number

7774-29-0

Formula

Hg-I2

Major Category

Metals

Synonyms

Hydrargyrum bijodatum [German]; Hydrargyrum diodatum; Mercuric iodide, red; Mercurius bijodatus; Mercury biniodide; Mercury diiodide; Mercury iodide (HgI2); Red mercuric iodide; alpha-Mercury(II) iodide; Mercury diiodide; Mercury iodide (HgI2); Mercury(II) iodide; [ChemIDplus] UN1638

Category

Mercury Compounds, Inorganic

Description

Light-sensitive red solid; turns yellow at 130 deg C; [Merck Index]

Sources/Uses

Used in chemical analysis, topical medication, and to make photodetectors; [Merck Index]

Comments

Toxic by ingestion, inhalation, and skin absorption; Can cause dermatitis and corneal ulceration; [CAMEO] See "Mercury, inorganic compounds" and the linked occupational disease.

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.02 mg/m3, as Hg (0.01 ppm, inhalable fraction and vapor (iodides))

PEL (OSHA)

0.1 mg/m3, as Hg

MAK

0.02 mg/m3, as Hg, inhalable fraction

IDLH (NIOSH)

10 mg/m3, as Hg

Adverse Effects
Neurotoxin

Sensorimotor Neuropathy

Nephrotoxin

Yes

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.