*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : FX5730000
CHEMICAL NAME           : Chlorosulfuric acid
CAS REGISTRY NUMBER     : 7790-94-5
LAST UPDATED            : 199710
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : Cl-H-O3-S
MOLECULAR WEIGHT        : 116.52
WISWESSER LINE NOTATION : QSGO&O
SYNONYMS/TRADE NAMES :
   * Chlorosulfonic acid
   * Monochlorosulfuric acid
   * Sulfonic acid, monochloride
   * Sulfuric chlorohydrin
 
                       *** 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           : 50 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - cyanosis
   Skin and Appendages - hair
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0570953
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 926 mg/m3/1H
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - structural or functional change in trachea
   or bronchi
   Liver - changes in liver weight
   Blood - changes in spleen
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0570953

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-UNITED KINGDOM:TWA 1 mg/m3 JAN 1993

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 81770
       No. of Facilities: 139 (estimated)
       No. of Industries: 3
       No. of Occupations: 8
       No. of Employees: 1690 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 81770
       No. of Facilities: 42 (estimated)
       No. of Industries: 5
       No. of Occupations: 18
       No. of Employees: 3257 (estimated)
       No. of Female Employees: 247 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***