*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QJ6477000 CHEMICAL NAME : 2,7-Naphthalenedisulfonic acid, 3-hydroxy-, disodium salt CAS REGISTRY NUMBER : 135-51-3 LAST UPDATED : 199701 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C10-H6-O7-S2.2Na MOLECULAR WEIGHT : 348.26 WISWESSER LINE NOTATION : L66J CQ DSWO HSWO &-NA- 2 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Fericon * 2-Naphthol-3,6-disulfonic acid sodium salt * R salt *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 2 gm/kg SEX/DURATION : female 1-20 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,355,1973 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 300 mg/kg SEX/DURATION : female 1-20 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 11,355,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2877 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 170 (estimated) No. of Female Employees: 103 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***