*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EV9300000 CHEMICAL NAME : Calcium borate CAS REGISTRY NUMBER : 12007-56-6 LAST UPDATED : 199701 DATA ITEMS CITED : 7 MOLECULAR FORMULA : B4-Ca-O7 MOLECULAR WEIGHT : 195.32 WISWESSER LINE NOTATION : CA B4-O7 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Boric acid (H2-B4-O7), calcium salt (1:1) * Boron calcium oxide * Calcium tetraborate * Colemanite *** 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 : 5600 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness 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: 25(6),53,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 5900 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness 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: 25(6),53,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3900 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: 25(6),53,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 9800 ug/m3/4H/17W-I TOXIC EFFECTS : Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain Nutritional and Gross Metabolic - changes in calcium 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: 25(6),53,1981 TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 9800 ug/m3/4H/17W-I TOXIC EFFECTS : Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain Nutritional and Gross Metabolic - changes in chlorine 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: 25(6),53,1981 ** REPRODUCTIVE DATA ** TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE : 9800 ug/m3 SEX/DURATION : male 17 week(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) 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: 25(6),53,1981 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***