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Registry of Toxic Effects of Chemical Substances (RTECS)

Chromium oxide

RTECS #

GB6400000

CAS #

12018-01-8

Updated

May 2009

Molecular Weight

84.00

Molecular Formula

CrO2

Synonyms

Accrox C
Accrox R
Chromium(IV) dioxide

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
inhalation/rat lowest published toxic concentration: 25 mg/m3/6H/2Y- intermittentLung, Thorax, or Respiration: Other changes

Lung, Thorax, or Respiration: Changes in lung weight		FAATDF 10,125,1988

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit-AUSTRALIAtime-weighted average 0.5 mg(Cr)/m3, JUL2008
Occupational Exposure Limit-BELGIUMtime-weighted average 0.5 mg(Cr)/m3, MAR2002
Occupational Exposure Limit-SWEDENtime-weighted average 0.5 mg(Cr)/m3, JUN2005

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code X4491; Number of Industries 2; Total Number of Facilities 28; Number of Occupations 2; Total Number of Employees Exposed 1023; Total Number of Female Employees Exposed 749

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001

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