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Registry of Toxic Effects of Chemical Substances (RTECS)

Phosphorus oxide

RTECS #

TH3945000

CAS #

1314-56-3

Updated

July 2013

Molecular Weight

141.94

Molecular Formula

O5P2

Synonyms

Diphosphorus pentoxide
Phosphorus pentaoxide
Phosphorus(V) oxide

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/guinea pig lethal concentration (50 percent kill): 61 mg/m3/1HLung, Thorax, or Respiration: Chronic pulmonary edema or congestion

Lung, Thorax, or Respiration: Other changes

Blood: Hemorrhage
TOXID9 1,140,1981
inhalation/mouse lethal concentration (50 percent kill): 271 mg/m3/1HLung, Thorax, or Respiration: Chronic pulmonary edema or congestion

Lung, Thorax, or Respiration: Other changes

Blood: Hemorrhage
TOXID9 1,140,1981
inhalation/rabbit lethal concentration (50 percent kill): 1689 mg/m3/1HLung, Thorax, or Respiration: Chronic pulmonary edema or congestion

Lung, Thorax, or Respiration: Other changes

Blood: Hemorrhage
TOXID9 1,140,1981
inhalation/rabbit Lowest published lethal concentration: 5000 mg/m3/2HLung, Thorax, or Respiration: Acute pulmonary edemaVCVN5* -,73,1993
inhalation/rat lethal concentration (50 percent kill): 1217 mg/m3/1HLung, Thorax, or Respiration: Chronic pulmonary edema or congestion

Lung, Thorax, or Respiration: Other changes

Blood: Hemorrhage
TOXID9 1,140,1981

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
inhalation/mammal (species unspecified) lowest published toxic concentration: 200 mg/m3/24H/10D- continuousLung, Thorax, or Respiration: Structural or functional change in trachea or bronchiVCVN5* -,73,1989

Standards and Regulations

OrganizationStandardReference
Environmental Protection Agency (EPA) Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) 1998 STATUS OF PESTICIDESActive registrationRBREV* -,383,1998
Occupational Exposure Limit-AUSTRIAMAK-TMW 1 mg/m3;KZW 2 mg/m3, inhal, 2007
Occupational Exposure Limit-BELGIUMtime-weighted average 1 mg/m3, MAR2002
Occupational Exposure Limit-DENMARKtime-weighted average 1 mg/m3, MAY2011
Occupational Exposure Limit-ECtime-weighted average 1 mg/m3, FEB2006
Occupational Exposure Limit-FINLANDceiling concentration 1 ppm (5.9 mg/m3), NOV2011
Occupational Exposure Limit-FRANCEVME 1 mg/m3, FEB2006
Occupational Exposure Limit-GERMANYMAK 2 mg/m3, inhal, 2011
Occupational Exposure Limit-HUNGARYtime-weighted average 1 mg/m3, short term exposure limit 1 mg/m3, SEP2000
Occupational Exposure Limit-ICELANDtime-weighted average 1 mg/m3, NOV2011
Occupational Exposure Limit-NORWAYtime-weighted average 1 mg/m3, JAN1999
Occupational Exposure Limit-PERUtime-weighted average 1 mg/m3; short term exposure limit 2 mg/m3, JUL2005
Occupational Exposure Limit-POLANDMAC(time-weighted average) 1 mg/m3, short term exposure limit 3 mg/m3, JAN1999
Occupational Exposure Limit-RUSSIAshort term exposure limit 1 mg/m3, Skin, JUN2003
Occupational Exposure Limit-SWEDENtime-weighted average 1 mg/m3;short term exposure limit 5 mg/m3, JUN2005
Occupational Exposure Limit-SWITZERLANDMAK-week 2 mg/m3, KZG-week 4 mg/m3, inhal, JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 1 mg/m3, 2003
Occupational Exposure Limit-TURKEYtime-weighted average 1 mg/m3, JAN1993
Occupational Exposure Limit-UNITED KINGDOMtime-weighted average 1 mg/m3;short term exposure limit 2 mg/m3, OCT2007

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 59115; Number of Industries 58; Total Number of Facilities 4491; Number of Occupations 46; Total Number of Employees Exposed 84850; Total Number of Female Employees Exposed 15744
National Occupational Hazard Survey 1974Hazard Code 59115; Number of Industries 25; Total Number of Facilities 1139; Number of Occupations 43; Total Number of Employees Exposed 13561

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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