*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ON4240000
CHEMICAL NAME           : Maleic anhydride, polymer with styrene
CAS REGISTRY NUMBER     : 9011-13-6
LAST UPDATED            : 199701
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : (C8-H8.C4-H2-O3)x
COMPOUND DESCRIPTOR     : Primary Irritant
SYNONYMS/TRADE NAMES :
   * Dylark 111
   * Dylark 230
   * Dylark 231
   * Dylark 232
   * Dylark 238
   * Dylark 332
   * Dytherm X 214
   * 2,5-Furandione, polymer with ethenylbenzene
   * LPA 39
   * Lytron 810
   * Lytron 812
   * Lytron 822
   * Maleic anhydride-styrene copolymer
   * Maleic anhydride-styrene polymer
   * Matilit CM 2L
   * Povimal ST
   * Resin, SMA 1440-H
   * SMA 1000
   * SMA 1440
   * SMA 2000
   * SMA 3000
   * SMA 17352
   * SMA 1440A
   * SMA 1725A
   * SMA 2000A
   * SMA 2625A
   * SMA 3000A
   * SMA 4000A
   * SMA 1420AL
   * Smac-A
   * SMA 1440H
   * SMA 1440-H resin
   * SMA (styrene polymer)
   * Styrene and maleic anhydride, alternate co-polymer
   * Styrene-maleic anhydride copolymer
   * Styrene-maleic anhydride polymer
   * Styrene-maleic anhydride resin
   * Styromal
   * Styromal 5
   * Styromal 30
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 100 mg
REACTION SEVERITY       : Mild
REFERENCE :
   CTOXAO Clinical Toxicology.  (New York, NY)  V.1-18, 1968-81.  For publisher
   information, see JTCTDW.  Volume(issue)/page/year: 10,255,1977
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 21 gm/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Gastrointestinal - other changes
   Blood - hemorrhage
REFERENCE :
   CTOXAO Clinical Toxicology.  (New York, NY)  V.1-18, 1968-81.  For publisher
   information, see JTCTDW.  Volume(issue)/page/year: 10,255,1977
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IJPPAZ Indian Journal of Physiology and Pharmacology.  (All India Institute
   of Medical Sciences, Dept. of Physiology, Ansari Nagar, New Delhi 110 029,
   India)  V.1-    1957-  Volume(issue)/page/year: 25(Suppl 1),14,1981
 
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : >9400 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CTOXAO Clinical Toxicology.  (New York, NY)  V.1-18, 1968-81.  For publisher
   information, see JTCTDW.  Volume(issue)/page/year: 10,255,1977

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - M1295
       No. of Facilities: 8654 (estimated)
       No. of Industries: 66
       No. of Occupations: 24
       No. of Employees: 75007 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X9364
       No. of Facilities: 4832 (estimated)
       No. of Industries: 46
       No. of Occupations: 34
       No. of Employees: 49103 (estimated)
       No. of Female Employees: 3568 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***