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Registry of Toxic Effects of Chemical Substances (RTECS)

Hydrogen selenide

RTECS #

MX1050000

CAS #

7783-07-5

Updated

September 2013

Molecular Weight

80.98

Molecular Formula

H2Se

Synonyms

Electronic E-2
Hydrogen selenide (ACGIH:OSHA)
Selenium hydride

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/guinea pig Lowest published lethal concentration: 570 mg/m3/10MVCVN5* -,266,1993
inhalation/guinea pig Lowest published lethal concentration: 43 mg/m3/30MVCVN5* -,266,1993
inhalation/guinea pig Lowest published lethal concentration: 20 mg/m3/60MVCVN5* -,266,1993
inhalation/guinea pig Lowest published lethal concentration: 1 mg/m3/8HVCVN5* -,266,1993
inhalation/guinea pig lethal concentration (50 percent kill): 300 ppb/8HOlfaction: Other olfaction effects

Eye: Conjunctiva irritation

Gastrointestinal: Other changes
34ZIAG -,320,1969
inhalation/human lowest published toxic concentration: 0.7 mg/m3Lung, Thorax, or Respiration: Acute pulmonary edema

Lung, Thorax, or Respiration: Cough
HBTME* -,783,2007
inhalation/mammal (species unspecified) Lowest published lethal concentration: 1000 µg/m3Behavioral: Food intake (animal)

Lung, Thorax, or Respiration: Acute pulmonary edema

Skin: After systemic exposure: Dermatitis, other
VCVN5* -,267,1993
inhalation/mouse lethal concentration (50 percent kill): 0.02 gm/m3/2HTPKVAL 9,7,1967
inhalation/mouse lethal concentration (50 percent kill): 6.04 ppm/2HTPKVAL 9,7,1967
inhalation/rat Lowest published lethal concentration: 20 mg/m3/1HCTOXAO 17,171,1980
inhalation/rat Lowest published lethal concentration: 20 mg/m3/60MVCVN5* -,266,1993

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-time-weighted average 0.05 ppm(Se)DTLVS* TLV/BEI,2013
TOXICOLOGY REVIEWCTOXAO 5,175,1972
TOXICOLOGY REVIEW85DHAX Se,112,1976
TOXICOLOGY REVIEWTOLED5 137,103,2003
TOXICOLOGY REVIEWENTOX* -,774,2005

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV;
Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV
Occupational Exposure Limit-AUSTRIAMAK-TMW 0.02 ppm (0.07 mg/m3);KZW 0.05 ppm (0.17 mg/m3), 2007
Occupational Exposure Limit-BELGIUMtime-weighted average 0.02 ppm (0.07 mg/m3), MAR2002
Occupational Exposure Limit-BELGIUMshort term exposure limit 0.05 ppm (0.17 mg/m3), MAR2002
Occupational Exposure Limit-BELGIUMtime-weighted average 0.2 mg(Se)/m3, MAR2002
Occupational Exposure Limit-DENMARKtime-weighted average 0.01 ppm (0.05 mg/m3), MAY2011
Occupational Exposure Limit-ECtime-weighted average 0.07 mg/m3 (0.02 ppm);short term exposure limit 0.17 mg/m3 (0.05 ppm), JUN2000
Occupational Exposure Limit-FINLANDshort term exposure limit 0.01 ppm (0.034 mg/m3), NOV2011
Occupational Exposure Limit-FRANCEVME 0.02 ppm (0.07 mg/m3), VLE 0.05 ppm (0.17 mg/m3), FEB2006
Occupational Exposure Limit-GERMANYMAK 0.006 ppm (0.02 mg/m3), 2011
Occupational Exposure Limit-HUNGARYtime-weighted average 0.07 mg/m3, short term exposure limit 0.17 mg/m3, SEP2000
Occupational Exposure Limit-HUNGARYtime-weighted average 0.1 mg(Se)/m3, short term exposure limit 0.4 mg(Se)/m3, SEP2000
Occupational Exposure Limit-ICELANDtime-weighted average 0.01 ppm (0.03 mg/m3), short term exposure limit 0.05 ppm (0.17 mg/m3), NOV2011
Occupational Exposure Limit-JAPANOccupational Exposure Limit 0.05 ppm (0.17 mg/m3), MAY2012
Occupational Exposure Limit-KOREAtime-weighted average 0.05 ppm (0.2 mg/m3), 2006
Occupational Exposure Limit-MEXICOtime-weighted average 0.05 ppm (0.2 mg(Se)/m3), 2004
Occupational Exposure Limit-MEXICOtime-weighted average 0.2 mg(Se)/m3, 2004
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 0.05 ppm (0.16 mg(Se)/m3), JAN2002
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 0.1 mg(Se)/m3, JAN2002
Occupational Exposure Limit-NORWAYtime-weighted average 0.01 ppm (0.05 mg/m3), JAN1999
Occupational Exposure Limit-PERUtime-weighted average 0,05 ppm (0,17 mg/m3), JUL2005
Occupational Exposure Limit-POLANDMAC(time-weighted average) 0.1 mg(Se)/m3, MAC(short term exposure limit) 0.3 mg(Se)/m3, JAN1999
Occupational Exposure Limit-RUSSIAshort term exposure limit 0.2 mg/m3, JUN2003
Occupational Exposure Limit-SWEDENtime-weighted average 0.01 ppm (0.03 mg/m3);short term exposure limit 0.05 ppm (0.2 mg/m3), JUN2005
Occupational Exposure Limit-SWITZERLANDMAK-week 0.006 ppm (0.02 mg/m3), KZG-week 0.048 ppm (0.16 mg/m3), JAN2011
Occupational Exposure Limit-SWITZERLANDMAK-week 0.02 mg(Se)/m3, KZG-week 0.16 mg(Se)/m3, inhal, skin, JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 0.1 mg(Se)/m3, 2003
Occupational Exposure Limit-THE PHILIPPINEStime-weighted average 0.05 ppm (0.2 mg/m3), JAN1993
Occupational Exposure Limit-TURKEYtime-weighted average 0.05 ppm (0.2 mg/m3), JAN1993
Occupational Exposure Limit-UNITED KINGDOMtime-weighted average 0.02 ppm (0.07 mg/m3), 0.05 ppm (0.17 mg/m3), OCT2007
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 0.05 ppm (0.2 mg(Se)/m3)CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors)8H time-weighted average 0.05 ppm (0.2 mg/m3)CFRGBR 41,50-204.50,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 0.05 ppm (0.2 mg(Se)/m3)CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 0.05 ppmCFRGBR 29,1915.1000,1993

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO HYDROGEN SELENIDE-air10H time-weighted average 0.05 ppmNIOSH* DHHS #92-100,1992

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
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