7782-65-2

MOLECULAR FORMULA :

Ge-H4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1250 mg/kg

TOXIC EFFECTS :

Behavioral - excitement Behavioral - ataxia Behavioral - muscle contraction or spasticity

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: 18(2),56,1974

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1380 mg/m3

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: 18(2),56,1974 *** REVIEWS *** ACGIH TLV-TWA 0.63 mg/m3 (0.2 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 0.2 ppm (0.6 mg/m3) DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,20,1973 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.2 ppm (0.63 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-FINLAND:STEL 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-FRANCE:TWA 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-RUSSIA:STEL 5 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.2 ppm (0.6 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 0.2 ppm (0.6 mg/m3);STEL 0.6 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 GERMANIUM TETRAHYDRIDE-air:10H TWA 0.2 ppm 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