Mercuric thiocyanate
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."
Biomedical References
Exposure Assessment
Skin Designation (ACGIH)
Yes
TLV (ACGIH)
0.025 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
Nephrotoxin
Yes
ACGIH Carcinogen
Not Classifiable
Other Poison
Chemical Asphyxiant
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: