Petroleum hydrocarbon mixture high naphthenic
solvent
SUBSTANCE DEFINITION :
Contains 29% paraffins and 69.9% naphthenes and 1.1% aromatics
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959-
CAS  
:
68476-85-7
SYNONYMS  
:
* High naphthenic solvent
*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : SE7546500
CHEMICAL NAME : Petroleum hydrocarbon mixture: high naphthenic
solvent
SUBSTANCE DEFINITION :
Contains 29% paraffins and 69.9% naphthenes and 1.1% aromatics
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959-
LAST UPDATED : 199506
DATA ITEMS CITED : 3
SYNONYMS/TRADE NAMES :
* High naphthenic solvent
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 960 ppm/4H
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise
specified
Behavioral - tremor
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
41,251,1977
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1000 ppm/6H/13W-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
acute tubular necrosis)
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - other oxidoreductases
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
41,251,1977
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO REFINED PETR SOLV-air:TWA 350 mg/m3;CL 1800 mg/m3/15M
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
*** END OF RECORD ***
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