Erbium chloride (Cl3Er) cas no:10138-41-7

NameErbium chloride (Cl3Er)
CAS10138-41-7
SynonymsErbiumchloride;Erbium trichloride;Erbium trichloride (Cl3Er);Erbium(3+) chloride;Erbium(III) chloride;
EINECS(EC#)233-385-0
Molecular FormulaCl₃Er
Molecular Weight273.62

AppearancePink crystalline
Sensitive Hygroscopic

Hazard Xi: Irritant;
Risk R36/37/38
Safety Poison by intraperitoneal and subcutaneous routes. Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of Cl−. See also RARE EARTHS.

CHEMICAL IDENTIFICATION

RTECS NUMBER :

KD8575000

CHEMICAL NAME :

Erbium chloride

CAS REGISTRY NUMBER :

10138-41-7

LAST UPDATED :

199701

DATA ITEMS CITED :

5

MOLECULAR FORMULA :

Cl3-Er

MOLECULAR WEIGHT :

273.61

WISWESSER LINE NOTATION :

ER G3

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 :

4417 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

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

226 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Lungs, Thorax, or Respiration - other changes

REFERENCE :

AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 5,437,1962

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - guinea pig

DOSE/DURATION :

128 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Lungs, Thorax, or Respiration - other changes

REFERENCE :

AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 5,437,1962 *** 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