*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC0190000
CHEMICAL NAME           : 2-Norbornene, polymer with ethylene
CAS REGISTRY NUMBER     : 26007-43-2
LAST UPDATED            : 199212
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : (C7-H10.C2-H4)n
WISWESSER LINE NOTATION : L55 A CY FUTJ CU2
SYNONYMS/TRADE NAMES :
   * Bicyclo(2.2.1)hept-2-ene, polymer with ethene
   * Ethyledennorbornene
   * Ethylene-norbornene copolymer
   * Ethylene-norbornene polymer
 
                       *** 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           : 3250 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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(10),52,1974
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 17 gm/m3
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
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(10),52,1974

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-FINLAND:TWA 5 ppm (25 mg/m3);STEL 10 ppm (50 mg/m3) JAN 1993

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

 
                            *** END OF RECORD ***