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                                    CHEMICAL IDENTIFICATION
 
  RTECS NUMBER :
 
  MI7700000
  
 
  CHEMICAL NAME :
 
  Heptane
  
 
  CAS REGISTRY NUMBER :
 
  142-82-5
  
 
  LAST UPDATED :
 
  199712
  
 
  DATA ITEMS CITED :
 
  42
  
 
  MOLECULAR FORMULA :
 
  C7-H16
  
 
  MOLECULAR WEIGHT :
 
  100.23
  
 
  WISWESSER LINE NOTATION :
 
  7H
  HEALTH HAZARD DATAACUTE TOXICITY DATA
 
  TYPE OF TEST :
 
  TCLo - Lowest published toxic concentration
  
 
  ROUTE OF EXPOSURE :
 
  Inhalation
  
 
  SPECIES OBSERVED :
 
  Human
  
 
  DOSE/DURATION :
 
  1000 ppm/6M
  
 
  TOXIC EFFECTS :
 
  Behavioral - hallucinations, distorted perceptions
  
 
  REFERENCE :
 
  BMRII* "U.S. Bureau of Mines Report of Investigation No. 2979," Patty, F.A., and W.P. Yant, 1929 Volume(issue)/page/year: 2979,-,1929
  
 
  TYPE OF TEST :
 
  LC50 - Lethal concentration, 50 percent kill
  
 
  ROUTE OF EXPOSURE :
 
  Inhalation
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  103 gm/m3/4H
  
 
  TOXIC EFFECTS :
 
  Details of toxic effects not reported other than lethal dose value
  
 
  REFERENCE :
 
  GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 32(10),23,1988
  
 
  TYPE OF TEST :
 
  LCLo - Lowest published lethal concentration
  
 
  ROUTE OF EXPOSURE :
 
  Inhalation
  
 
  SPECIES OBSERVED :
 
  Rodent - mouse
  
 
  DOSE/DURATION :
 
  59 gm/m3/41M
  
 
  TOXIC EFFECTS :
 
  Behavioral - convulsions or effect on seizure threshold
  
 
  REFERENCE :
 
  BIZEA2 Biochemische Zeitschrift. (Berlin, Ger.) V.1-346, 1906-67. For publisher information, see EJBCAI. Volume(issue)/page/year: 115,235,1921
  
 
  TYPE OF TEST :
 
  LD50 - Lethal dose, 50 percent kill
  
 
  ROUTE OF EXPOSURE :
 
  Intravenous
  
 
  SPECIES OBSERVED :
 
  Rodent - mouse
  
 
  DOSE/DURATION :
 
  222 mg/kg
  
 
  TOXIC EFFECTS :
 
  Details of toxic effects not reported other than lethal dose value
  
 
  REFERENCE :
 
  JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 67,566,1978 ** OTHER MULTIPLE DOSE TOXICITY DATA **
  
 
  TYPE OF TEST :
 
  TDLo - Lowest published toxic dose
  
 
  ROUTE OF EXPOSURE :
 
  Oral
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  60 gm/kg/3W-I
  
 
  TOXIC EFFECTS :
 
  Liver - changes in liver weight
  
 
  REFERENCE :
 
  NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571116
  
 
  TYPE OF TEST :
 
  TDLo - Lowest published toxic dose
  
 
  ROUTE OF EXPOSURE :
 
  Oral
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  260 gm/kg/13W-I
  
 
  TOXIC EFFECTS :
 
  Kidney, Ureter, Bladder - changes in bladder weight Endocrine - hypoglycemia Nutritional and Gross Metabolic - weight loss or decreased weight gain
  
 
  REFERENCE :
 
  NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571116
  
 
  TYPE OF TEST :
 
  TCLo - Lowest published toxic concentration
  
 
  ROUTE OF EXPOSURE :
 
  Inhalation
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  4000 ppm/6H/28D-I
  
 
  TOXIC EFFECTS :
 
  Brain and Coverings - recordings from specific areas of CNS Sense Organs and Special Senses (Ear) - changes in cochlear structure or function Nutritional and Gross Metabolic - weight loss or decreased weight gain
  
 
  REFERENCE :
 
  PHTOEH Pharmacology and Toxicology (Copenhagen). (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) V.60- 1987- Volume(issue)/page/year: 76,41,1995
  
 
  TYPE OF TEST :
 
  TDLo - Lowest published toxic dose
  
 
  ROUTE OF EXPOSURE :
 
  Intraperitoneal
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  9625 mg/kg/7D-I
  
 
  TOXIC EFFECTS :
 
  Liver - other changes Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - multiple enzyme effects
  
 
  REFERENCE :
 
  TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 14,169,1982
  
 
  TYPE OF TEST :
 
  TDLo - Lowest published toxic dose
  
 
  ROUTE OF EXPOSURE :
 
  Intraperitoneal
  
 
  SPECIES OBSERVED :
 
  Rodent - rat
  
 
  DOSE/DURATION :
 
  8840 mg/kg/45D-I
  
 
  REFERENCE :
 
  JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 8,81,1988 *** REVIEWS *** ACGIH TLV-STEL 2050 mg/m3 (500 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 1640 mg/m3 (400 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 500 ppm (2000 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,124,1971 OSHA PEL (Gen Indu):8H TWA 500 ppm (2000 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 500 ppm (2000 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 500 ppm (2000 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 500 ppm (2000 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 400 ppm (1600 mg/m3);STEL 500 ppm (2000 mg/m3) JAN 1993 OEL-BELGIUM:TWA 400 ppm (1640 mg/m3);STEL 500 ppm (2050 mg/m3) JAN 1993 OEL-DENMARK:TWA 400 ppm (1600 mg/m3) JAN 1993 OEL-FINLAND:TWA 300 ppm (1200 mg/m3);STEL 500 ppm (2000 mg/m3) JAN 1993 OEL-FRANCE:TWA 400 ppm (1600 mg/m3) JAN 1993 OEL-GERMANY:TWA 500 ppm (2000 mg/m3) JAN 1993 OEL-JAPAN:TWA 200 ppm (820 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 400 ppm (1600 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 500 ppm (2000 mg/m3) JAN 1993 OEL-POLAND:TWA 200 mg/m3 JAN 1993 OEL-RUSSIA:TWA 200 ppm JAN 1993 OEL-SWEDEN:TWA 200 ppm (800 mg/m3);STEL 300 ppm (1250 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 400 ppm (1600 mg/m3);STEL 800 ppm JAN 1993 OEL-TURKEY:TWA 500 ppm (2000 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 400 ppm (1600 mg/m3);STEL 500 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO HEPTANE-air:10H TWA 85 ppm;CL 440 ppm/15M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 36060 No. of Facilities: 20154 (estimated) No. of Industries: 153 No. of Occupations: 110 No. of Employees: 221101 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 36060 No. of Facilities: 37852 (estimated) No. of Industries: 191 No. of Occupations: 134 No. of Employees: 449487 (estimated) No. of Female Employees: 44550 (estimated)
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