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Benzin

RTECS #
DE3030000
CAS #
8030-30-6; 8030-31-7; 50813-73-5; 54847-97-1; 121448-83-7
See: NMAM or OSHA Methods
Updated
November 2007
Molecular Weight
N/R
Molecular Formula
N/R
Synonyms
Amsco H-J
Amsco H-SB
Benzin B70
Benzyna DO lakierow C (Polish)
HI-Flash naphtha
Hydrotreated naphtha
Naphtha
Naphtha (OSHA)
Naphtha coal tar (OSHA)
Naphtha, hydrotreated
Petroleum benzin
Petroleum distillates (naphtha) (OSHA)
Petroleum naphtha
Petroleum-derived naphtha
Rubber solvent
Rubber solvent (ACGIH)
Super VMP

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
eye /rabbit 100 µL mildJJATDK 9,59,1989
skin /rabbit 500 µL moderateJJATDK 9,59,1989

Tumorigenic Data and References

Route/OrganismDoseEffectReference
skin/mouse lowest published toxic dose: 330 gm/kg/88W- intermittentTumorigenic: Carcinogenic by RTECS criteria

Skin and Appendages: Tumors
FAATDF 9,297,1987

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/human Lowest published lethal concentration: 3 pph/5MTABIA2 3,231,1933
inhalation/mouse Lowest published lethal concentration: 10600 mg/m3/6HJJATDK 9,59,1989
inhalation/rat Lowest published lethal concentration: 1600 ppm/6HBehavioral: Somnolence (general depressed activity)CHINAG (17),1078,1939
intraperitoneal/mammal (species unspecified) lowest published lethal dose: 2500 mg/kgPeripheral Nerve and Sensation: Flaccid paralysis without anesthesia (usually neuromuscular blockage)

Behavioral: Somnolence (general depressed activity)

Behavioral: Tremor
AJHYA2 7,276,1927
intravenous/man lowest published lethal dose: 27 mg/kgLung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation

Lung, Thorax, or Respiration: Other changes
CTOXAO 16,335,1980
oral/rat lethal dose (50 percent kill): >5 gm/kgJJATDK 9,59,1989
oral/woman lowest published toxic dose: 20 mL/kgLung, Thorax, or Respiration: Acute pulmonary edema

Lung, Thorax, or Respiration: Respiratory depression

Gastrointestinal: Nausea or vomiting
JTCTDW 38,59,2000
oral/woman lowest published toxic dose: 20 mL/kgBehavioral: Somnolence (general depressed activity)

Lung, Thorax, or Respiration: Consolidation

Gastrointestinal: Nausea or vomiting
JTCTDW 38,59,2000
skin/rabbit lethal dose (50 percent kill): >3 gm/kgEye: Other eye effects

Behavioral: Food intake (animal)
JJATDK 9,59,1989

Other Multiple Dose Data and References

Route/OrganismDoseEffectReference
inhalation/rabbit lowest published toxic concentration: 60 gm/m3/4H/26W- intermittentBrain and Coverings: Other degenerative changes

Endocrine: Changes in pituitary weight

Endocrine: Changes in adrenal weight
EDPKA2 29,399,1978
inhalation/rat lowest published toxic concentration: 1000 ppm/6H/12D- intermittentLiver: Changes in liver weight

Kidney, Ureter, and Bladder: Other changes in urine composition

Kidney, Ureter, and Bladder: Changes in bladder weight
FAATDF 9,120,1987
inhalation/rat lowest published toxic concentration: 1000 ppm/6H/13W- intermittentKidney, Ureter, and Bladder: Other changes in urine composition

Kidney, Ureter, and Bladder: Changes in bladder weight

Endocrine: Changes in adrenal weight
FAATDF 9,120,1987
oral/rat lowest published toxic dose: 450 gm/kg/90D- intermittentLiver: Changes in liver weight

Endocrine: Changes in adrenal weight

Nutritional and Gross Metabolic: Weight loss or decreased weight gain
BCTKAG 21,187,1988

Standards and Regulations

OrganizationStandardReference
Mine Safety and Health Administration (MSHA) STANDARD-airtime-weighted average 100 ppm (400 mg/m3)DTLVS* 3,176,1971
Occupational Exposure Limit-KOREAtime-weighted average 400 ppm (1600 mg/m3), 2006
Occupational Exposure Limit-POLANDMAC(time-weighted average) 300 mg/m3, MAC(short term exposure limit) 900 mg/m3, JAN1999
Occupational Exposure Limit-RUSSIAtime-weighted average 300 mg(C)/m3, short term exposure limit 600 mg(C)/m3, JUN2003
Occupational Exposure Limit-THE PHILIPPINEStime-weighted average 100 ppm (400 mg/m3), JAN1993
Occupational Exposure Limit-TURKEYtime-weighted average 100 ppm (400 mg/m3), JAN1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 100 ppm (400 mg/m3)CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors)8H time-weighted average 100 ppm (400 mg/m3)CFRGBR 41,50-204.50,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 100 ppm (400 mg/m3)CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 100 ppm (400 mg/m3)CFRGBR 29,1915.1000,1993

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO NAPHTHA-air10H time-weighted average 100 ppmNIOSH* DHHS #92-100,1992
National Occupational Exposure Survey 1983Hazard Code M0628; Number of Industries 232; Total Number of Facilities 33808; Number of Occupations 133; Total Number of Employees Exposed 471013; Total Number of Female Employees Exposed 57366
National Occupational Hazard Survey 1974Hazard Code M0628; Number of Industries 225; Total Number of Facilities 32790; Number of Occupations 134; Total Number of Employees Exposed 327083

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Naphthas, 1550
Page last reviewed: November 16, 2018