CHEMICAL IDENTIFICATION

RTECS NUMBER :

DV5410000

CHEMICAL NAME :

Biphenyl, isopropyl-

CAS REGISTRY NUMBER :

25640-78-2

LAST UPDATED :

199710

DATA ITEMS CITED :

9

MOLECULAR FORMULA :

C15-H16

MOLECULAR WEIGHT :

196.31

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 :

4570 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

2610 mg/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

4 gm/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

14400 mg/kg/16W-C

TOXIC EFFECTS :

Liver - changes in liver weight Kidney, Ureter, Bladder - other changes in urine composition Kidney, Ureter, Bladder - changes in bladder weight

MUTATION DATA

TEST SYSTEM :

Rodent - rat

DOSE/DURATION :

2 gm/kg

REFERENCE :

CHYCDW Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) Beginning history not known. Volume(issue)/page/year: 19,132,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6133 No. of Facilities: 47 (estimated) No. of Industries: 2 No. of Occupations: 7 No. of Employees: 942 (estimated) No. of Female Employees: 44 (estimated)