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MSDS  : Citric acid, yttrium salt (31)
CAS  : 63938-20-5
SYNONYMS  : * Yttrium citrate
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : GE8350000
CHEMICAL NAME : Citric acid, yttrium salt (3:1)
CAS REGISTRY NUMBER : 63938-20-5
LAST UPDATED : 199712
DATA ITEMS CITED : 15
MOLECULAR FORMULA : C6-H8-O7.1/3Y
MOLECULAR WEIGHT : 221.75
SYNONYMS/TRADE NAMES :
* Yttrium citrate

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 79 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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 : 44 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - chronic pulmonary edema
Liver - fatty liver degeneration
Liver - 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 ***

ACGIH TLV-TWA 1 mg(Y)/m3
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year:
TLV/BEI,1997

*** OCCUPATIONAL EXPOSURE LIMITS ***

OEL-AUSTRALIA:TWA 1 mg(Y)/m3 JAN 1993

OEL-BELGIUM:TWA 1 mg(Y)/m3 JAN 1993

OEL-DENMARK:TWA 1 mg(Y)/m3 JAN 1993

OEL-FINLAND:TWA 1 mg(Y)/m3 JAN 1993

OEL-FRANCE:TWA 1 mg(Y)/m3 JAN 1993

OEL-GERMANY:TWA 5 mg(Y)/m3 JAN 1993

OEL-THE NETHERLANDS:TWA 1 mg(Y)/m3 JAN 1993

OEL-THE PHILIPPINES:TWA 5 ppm (25 mg(Y)/m3) JAN 1993

OEL-SWITZERLAND:TWA 1 mg(Y)/m3 JAN 1993

OEL-UNITED KINGDOM:TWA 1 mg(Y)/m3;STEL 3 mg(Y)/m3 JAN 1993

OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV

OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV


*** END OF RECORD ***
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