Agent Name

Mercuric thiocyanate

CAS Number

592-85-8

Formula

C-H-N-S.1/2Hg

Major Category

Metals

Synonyms

Mercuric sulfocyanate; Mercuric sulfocyanide; Mercuric thiocyanate; Mercury dithiocyanate; Mercury thiocyanate Hg(SCN)2; Mercury(II)thiocyanate; Mercury, bis(thiocyanate); Mercury, bis(thiocyanato)-; Thiocyanic acid, mercury(2+) salt; [ChemIDplus] UN1646

Category

Mercury Compounds, Inorganic

Description

White solid; [Merck Index] Thermally unstable; [Ullmann]

Sources/Uses

Used to make fireworks and in photography (intensifier); [Merck Index] Used as a reagent for chloride analysis of water; [HSDB]

Comments

A skin, eye, and respiratory tract irritant; May cause skin sensitization; Highly toxic if inhaled or ingested; [CAMEO] See "Mercury, inorganic compounds" and the linked occupational disease. See "CYANIDES."

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.02 mg/m3, as Hg

PEL (OSHA)

0.1 mg/m3, as Hg

MAK

0.02 mg/m3, as Hg, inhalable fraction

IDLH (NIOSH)

10 mg/m3, as Hg

Explanatory Notes

Flash point > 250 deg F; [CAMEO]

Adverse Effects
Neurotoxin

Sensorimotor Neuropathy

Nephrotoxin

Yes

Other Poison

Chemical Asphyxiant

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: