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Registry of Toxic Effects of Chemical Substances (RTECS)

Silicon chloride

RTECS #

VW0525000

CAS #

10026-04-7

Updated

February 2008

Molecular Weight

169.89

Molecular Formula

Cl4Si

Synonyms

Chlorid kremicity (Czech)
Silane, tetrachloro-
Silicio(tetracloruro di)
Silicium(tetrachlorure de) (French)
Siliciumtetrachlorid (German)
Siliciumtetrachloride (Dutch)
Tetrachlorosilane
Tetrachlorure de silicium (French)

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
eye /rabbit 20 mg/24H moderate28ZPAK -,14,1972
skin /rabbit 500 mg/24H severe28ZPAK -,14,1972

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/mammal (species unspecified) lethal concentration (50 percent kill): 7 gm/m3TPKVAL 2,75,1961
inhalation/mouse Lowest published lethal concentration: 15 gm/m3USKHAB 38,2173,1969
inhalation/rat lethal concentration (50 percent kill): 8000 ppm/4HJIHTAB 31,343,1949

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit-RUSSIAshort term exposure limit 1 mg/m3, JUN2003

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 84446; Number of Industries 6; Total Number of Facilities 29; Number of Occupations 8; Total Number of Employees Exposed 2478; Total Number of Female Employees Exposed 341
National Occupational Hazard Survey 1974Hazard Code 84446; Number of Industries 3; Total Number of Facilities 33; Number of Occupations 6; Total Number of Employees Exposed 446

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(e) Risk Notification, 8EHQ-0892-9014
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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