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Indium

RTECS #
NL1050000
CAS #
7440-74-6
See: NMAM or OSHA Methods
Updated
September 2013
Molecular Weight
114.82
Molecular Formula
In
Synonyms
Indium (ACGIH:OSHA)

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
subcutaneous/mouse lowest published lethal dose: 10 mg/kg28ZLA8 -,144,1961

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-time-weighted average 0.1 mg/m3DTLVS* TLV/BEI,2013
TOXICOLOGY REVIEWADTEAS 5,51,1972
TOXICOLOGY REVIEWHBTME* ,569,2007

Standards and Regulations

OrganizationStandardReference
Mine Safety and Health Administration (MSHA) STANDARD-airtime-weighted average 0.1 mg/m3DTLVS* 3,134,1971
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV;
Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV
Occupational Exposure Limit-AUSTRALIAtime-weighted average 0.1 mg/m3, JUL2008
Occupational Exposure Limit-AUSTRIAMAK-TMW 0.1 mg/m3;KZW 0.2 mg/m3, inhal, 2007
Occupational Exposure Limit-BELGIUMtime-weighted average 0.1 mg/m3, MAR2002
Occupational Exposure Limit-DENMARKtime-weighted average 0.1 mg/m3 (dust), MAY2011
Occupational Exposure Limit-FINLANDtime-weighted average 0.1 mg/m3, NOV2011
Occupational Exposure Limit-ICELANDtime-weighted average 0.1 mg/m3 (dust), NOV2011
Occupational Exposure Limit-JAPANOccupational Exposure Limit-B 3 µg/L, MAY2012
Occupational Exposure Limit-KOREAtime-weighted average 0.1 mg/m3, 2006
Occupational Exposure Limit-MEXICOtime-weighted average 0.1 mg(In)/m3;short term exposure limit 0.3 mg(In)/m3, 2004
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 0.1 mg(In)/m3, JAN2002
Occupational Exposure Limit-NORWAYtime-weighted average 0.1 mg/m3, JAN1999
Occupational Exposure Limit-PERUtime-weighted average 0,1 mg/m3, JUL2005
Occupational Exposure Limit-SWEDENtime-weighted average 0.1 mg/m3, JUN2005
Occupational Exposure Limit-SWITZERLANDMAK-week 0.1 mg/m3, inhal, JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 0.1 mg/m3, 2003
Occupational Exposure Limit-UNITED KINGDOMtime-weighted average 0.1 mg/m3;short term exposure limit 0.3 mg/m3, OCT2007
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 0.1 mg/m3CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 0.1 mg(In)/m3CFRGBR 29,1915.1000,1993

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO INDIUM AND COMPOUNDS (as I)-air10H time-weighted average 0.1 mg/m3NIOSH* DHHS #92-100,1992
National Occupational Exposure Survey 1983Hazard Code X9143; Number of Industries 5; Total Number of Facilities 202; Number of Occupations 13; Total Number of Employees Exposed 2053; Total Number of Female Employees Exposed 65

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
OSHA ANALYTICAL METHOD #ID121
Page last reviewed: November 16, 2018