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Registry of Toxic Effects of Chemical Substances (RTECS)

Terphenyls, hydrogenated

RTECS #

WZ6535000

CAS #

61788-32-7

Updated

September 201

Molecular Weight

N/R

Molecular Formula

N/R

Synonyms

Hydrogenated terphenyls
Hydrogenated terphenyls (ACGIH)

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
oral/mouse lethal dose (50 percent kill): 12500 mg/kgDTLVS* 4,220,1980
oral/rat lethal dose (50 percent kill): >10000 mg/kgBehavioral: Somnolence (general depressed activity)

Gastrointestinal: Hypermotility, diarrhea		HPV398 -,-,2003
oral/rat lethal dose (50 percent kill): >24000 mg/kgGastrointestinal: Hypermotility, diarrheaHPV398 -,-,2003
oral/rat lethal dose (50 percent kill): 17500 mg/kgDTLVS* 4,220,1980

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
oral/rat lowest published toxic dose: 13650 mg/kg/91D- intermittentKidney, Ureter, and Bladder: Other changes

Blood: Normocytic anemia

Nutritional and Gross Metabolic: Weight loss or decreased weight gain		HPV398 -,-,2003

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-time-weighted average 0.5 ppmDTLVS* TLV/BEI,2013

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-BELGIUMtime-weighted average 0.5 ppm (5 mg/m3), MAR2002
Occupational Exposure Limit-DENMARKtime-weighted average 0.4 ppm (4.4 mg/m3), MAY2011
Occupational Exposure Limit-FRANCEVME 0.5 ppm (5 mg/m3), FEB2006
Occupational Exposure Limit-ICELANDtime-weighted average 0.4 ppm (4.4 mg/m3), NOV2011
Occupational Exposure Limit-KOREAtime-weighted average 0.5 ppm (5 mg/m3), 2006
Occupational Exposure Limit-MEXICOtime-weighted average 0.5 ppm (5 mg/m3), 2004
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 0.5 ppm (4.9 mg/m3), JAN2002
Occupational Exposure Limit-PERUtime-weighted average 0,5 ppm, JUL2005
Occupational Exposure Limit-RUSSIAshort term exposure limit 5 mg/m3, JUN2003
Occupational Exposure Limit-SWITZERLANDMAK-week 0.5 ppm (5 mg/m3), JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 5 mg/m3, 2003

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO HYDROGENATED TERPHENYLS-air10H time-weighted average 0.5 ppmNIOSH* DHHS #92-100,1992
National Occupational Exposure Survey 1983Hazard Code M4385; Number of Industries 16; Total Number of Facilities 1281; Number of Occupations 28; Total Number of Employees Exposed 35036; Total Number of Female Employees Exposed 7571
National Occupational Hazard Survey 1974Hazard Code M4385; Number of Industries 6; Total Number of Facilities 250; Number of Occupations 7; Total Number of Employees Exposed 2105

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(e) Risk Notification, 8EHQ-0892-8868;8EHQ-0892-9296
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001

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