CAS 12067-99-1|Phosphotungstic acid 44-hydrate

CHEMICAL IDENTIFICATION

RTECS NUMBER :

TH5650000

CHEMICAL NAME :

Phosphotungstic acid

CAS REGISTRY NUMBER :

12067-99-1

LAST UPDATED :

199701

WISWESSER LINE NOTATION :

.WO..O3 24 &..H3.P-O4 2 &QH48

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

3300 mg/kg

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 42,417,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO TUNGSTEN, soluble-air:10H TWA 1 mg(W)/m3;STEL 3 mg/m3 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 - 81065 No. of Facilities: 867 (estimated) No. of Industries: 7 No. of Occupations: 8 No. of Employees: 8320 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81065 No. of Facilities: 1413 (estimated) No. of Industries: 5 No. of Occupations: 14 No. of Employees: 26369 (estimated) No. of Female Employees: 19198 (estimated)