*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DB6145200 CHEMICAL NAME : Benzenesulfonic acid, 2,5-dihydroxy-, polymer with formaldehyde CAS REGISTRY NUMBER : 70244-08-5 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : (C6-H6-O5-S.C-H2-O)n COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Compound 53D/K * Hydroquinone-sulfonic acid-formaldehyde polymer * PS(sub 53) *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intravaginal SPECIES OBSERVED : Rodent - rabbit DOSE : 7500 ug/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - female fertility index (e.g. # females pregnant per # sperm positive females; # females pregnant per # females mated) REFERENCE : CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 19,95,1979 *** END OF RECORD ***