*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : OE5075000
CHEMICAL NAME : Lanthanum nitrate
CAS REGISTRY NUMBER : 10099-59-9
LAST UPDATED : 199701
DATA ITEMS CITED : 10
MOLECULAR FORMULA : N3-O9.La
MOLECULAR WEIGHT : 324.94
WISWESSER LINE NOTATION : LA N-O3*3
COMPOUND DESCRIPTOR : Mutagen
Reproductive Effector
*** 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 : 4500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHOAX Archives of Industrial Hygiene and Occupational Medicine. (Chicago,
IL) V.1-2(3), 1950. For publisher information, see AEHLAU.
Volume(issue)/page/year: 1,637,1950
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 450 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHOAX Archives of Industrial Hygiene and Occupational Medicine. (Chicago,
IL) V.1-2(3), 1950. For publisher information, see AEHLAU.
Volume(issue)/page/year: 1,637,1950
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 309 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EQSSDX Environmental Quality and Safety, Supplement. (Stuttgart, Fed. Rep.
Ger.) V.1-5, 1975-76. Discontinued. Volume(issue)/page/year: 1,1,1975
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE : 25995 ug/kg
SEX/DURATION : male 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 7,21,1964
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE : 25995 ug/kg
SEX/DURATION : male 30 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
sperm morphology, motility, and count)
Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 7,21,1964
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intratesticular
SPECIES OBSERVED : Rodent - mouse
DOSE : 25995 ug/kg
SEX/DURATION : male 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
sperm morphology, motility, and count)
Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 7,21,1964
** MUTATION DATA **
TYPE OF TEST : Sex chromosome loss and nondisjunction
TEST SYSTEM : Yeast - Saccharomyces cerevisiae
DOSE/DURATION : 33300 ppb
REFERENCE :
ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of
Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877-
Volume(issue)/page/year: 407,186,1983
*** REVIEWS ***
TOXICOLOGY REVIEW
JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc.,
2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961-
Volume(issue)/page/year: 54,663,1965
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X4766
No. of Facilities: 83 (estimated)
No. of Industries: 2
No. of Occupations: 2
No. of Employees: 331 (estimated)
No. of Female Employees: 7 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
*** END OF RECORD ***