2-methyl-m-phenylene diisocyanate

DATA ITEMS CITED :

20

MOLECULAR FORMULA :

C9-H6-N2-O2

MOLECULAR WEIGHT :

174.17

WISWESSER LINE NOTATION :

OCNR B1 CNCO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Human

DOSE/DURATION :

50 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 :

Bird - wild bird species

DOSE/DURATION :

100 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :

Sister chromatid exchange

TEST SYSTEM :

Rodent - hamster Ovary

DOSE/DURATION :

300 mg/L

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 *** 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-DENMARK:TWA 0.005 ppm (0.035 mg/m3);Carcinogen JAN 1993 OEL-GERMANY:TWA 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-UNITED KINGDOM:TWA 0.02 mg/m3;STEL 0.07 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M0788 No. of Facilities: 609 (estimated) No. of Industries: 14 No. of Occupations: 18 No. of Employees: 15830 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M0788 No. of Facilities: 415 (estimated) No. of Industries: 12 No. of Occupations: 22 No. of Employees: 2872 (estimated) No. of Female Employees: 284 (estimated)