584-84-9

DATA ITEMS CITED :

68

MOLECULAR FORMULA :

C9-H6-N2-O2

MOLECULAR WEIGHT :

174.17

WISWESSER LINE NOTATION :

OCNR B1 ENCO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Open irritation test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

TYPE OF TEST :

Standard Draize test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

TYPE OF TEST :

Standard Draize test

ROUTE OF EXPOSURE :

Administration into the eye

SPECIES OBSERVED :

Rodent - rabbit

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Human - woman

DOSE/DURATION :

300 ppt/8H/5D

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - respiratory obstruction

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Human

DOSE/DURATION :

20 ppb/2Y

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - cough Lungs, Thorax, or Respiration - sputum

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Human

DOSE/DURATION :

500 ppb

TOXIC EFFECTS :

Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - other changes

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Human

DOSE/DURATION :

80 ppb

TOXIC EFFECTS :

Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Sense Organs and Special Senses (Eye) - effect, not otherwise specified Lungs, Thorax, or Respiration - other changes

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

5800 mg/kg

TOXIC EFFECTS :

Gastrointestinal - other changes

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

14 ppm/4H

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - lacrimation Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

10 ppm/4H

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

56 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

11 ppm/4H

TOXIC EFFECTS :

Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

>16 mL/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

13 ppm/4H

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance Lungs, Thorax, or Respiration - pleural effusion

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Bird - wild bird species

DOSE/DURATION :

100 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

15 gm/kg/10D-I

TOXIC EFFECTS :

Gastrointestinal - other changes Liver - other changes Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

204 ug/m3/24H/84D-C

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Metabolism (Intermediary) - lipids including transport

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

102 ppb/24H/7D-C

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

26 ppm/6H/5W-I

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - chronic pulmonary edema Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

990 ppb/6H/14D-I

TOXIC EFFECTS :

Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

1500 ppb/71D-I

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

3100 ppb/4H/5D-I

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Blood - changes in leukocyte (WBC) count

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

1500 ppb/6H/79D-I

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi

MUTATION DATA

TYPE OF TEST :

Sister chromatid exchange

TEST SYSTEM :

Rodent - hamster Ovary

REFERENCE :

EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 13,133,1989 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen 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-STEL 0.14 mg/m3 (0.02 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 0.036 mg/m3 (0.005 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 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 39,287,1986 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 39,287,1986 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW ANAEA3 Annals of Allergy. (American College of Allergists, POB 20671, Bloomington, MN 55420) V.1- 1943- Volume(issue)/page/year: 35,165,1975 TOXICOLOGY REVIEW AOHYA3 Annals of Occupational Hygiene. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 17,143,1974 TOXICOLOGY REVIEW JJOMDZ JOM, Journal of Occupational Medicine. (American Occupational Medicine Assoc., 150 N. Wacker Dr., Chicago, IL 60606) V.10- 1968- Volume(issue)/page/year: 15,808,1973 TOXICOLOGY REVIEW CMTVAS Cahiers de Medecine du Travail. (Association Professionnelle Belge des Medecine du Travail, rue du Bultia, 6280 Gerpinnes, Belgium) V.1- 1963- Volume(issue)/page/year: 10(3),49,1973 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD:air-CL 0.02 ppm (0.14 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: 3,260,1971 OSHA PEL (Gen Indu):CL 0.02 ppm (0.14 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):CL 0.02 ppm (0.14 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):CL 0.02 ppm (0.14 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):CL 0.02 ppm (0.14 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-ARAB Republic of Egypt:TWA 0.02 ppm (0.14 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.005 ppm (0.036 mg/m3);STEL 0.02 ppm JAN 1993 OEL-DENMARK:TWA 0.005 ppm (0.035 mg/m3);Carcinogen JAN 1993 OEL-FRANCE:TWA 0.01 ppm (0.08 mg/m3);STEL 0.02 ppm (0.16 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.01 ppm (0.07 mg/m3) JAN 1993 OEL-HUNGARY:STEL 0.04 mg/m3 JAN 1993 OEL-JAPAN:TWA 0.02 ppm (0.14 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.02 ppm (0.14 mg/m3);Skin JAN 1993 OEL-THE PHILIPPINES:TWA 0.02 ppm (0.14 mg/m3) JAN 1993 OEL-RUSSIA:STEL 0.05 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.005 ppm (0.04 mg/m3);STEL 0.01 ppm (0.07 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.005 ppm (0.04 mg/m3);STEL 0.01 ppm JAN 1993 OEL-THAILAND:TWA 0.02 ppm (0.14 mg/m3) JAN 1993 OEL-TURKEY:TWA 0.02 ppm (0.14 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 0.02 mg/m3;STEL 0.07 mg/m3 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 TOLUENE DIISOCYANATE-air:CA lowest feasible conc 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 - 73390 No. of Facilities: 2310 (estimated) No. of Industries: 47 No. of Occupations: 54 No. of Employees: 26654 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 73390 No. of Facilities: 838 (estimated) No. of Industries: 19 No. of Occupations: 30 No. of Employees: 10921 (estimated) No. of Female Employees: 545 (estimated)