lead phosphite, dibasic

Modify Date: 2024-01-02 14:04:14

lead phosphite, dibasic Structure
lead phosphite, dibasic structure
Common Name lead phosphite, dibasic
CAS Number 1344-40-7 Molecular Weight 287.18000
Density 6.1 Boiling Point N/A
Molecular Formula HO3PPb Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name hydrogen phosphite,lead(2+),oxolead,hydrate
Synonym More Synonyms

 Chemical & Physical Properties

Density 6.1
Molecular Formula HO3PPb
Molecular Weight 287.18000
Exact Mass 287.94300
PSA 79.94000

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OG2880000
CHEMICAL NAME :
Lead oxide phosphonate, hemihydrate
CAS REGISTRY NUMBER :
1344-40-7
LAST UPDATED :
199712
DATA ITEMS CITED :
23
MOLECULAR FORMULA :
H-O5-P-Pb3.1/2H2-O

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 :
>6 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 10,44,1960 *** REVIEWS *** ACGIH TLV-TWA 0.05 mg(Pb)/m3; animal carcinogen 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-ARAB Republic of Egypt:TWA 0.05 mg(Pb)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-AUSTRIA:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-BELGIUM:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-FRANCE:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-HUNGARY:STEL 0.04 mg(Pb)/m3;Carcinogen JAN 1993 OEL-THE PHILIPPINES:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL-RUSSIA:STEL 0.005 ppm (0.01 mg(Pb)/m3) JAN 1993 OEL-SWEDEN:TWA 0.05 mg(Pb)/m3 (resp. dust) JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Pb)/m3 (total dust) JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Pb)/m3 JAN 1993 OEL-THAILAND:TWA 0.2 mg(Pb)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Pb)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.15 mg(Pb)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2566 No. of Facilities: 361 (estimated) No. of Industries: 11 No. of Occupations: 25 No. of Employees: 5826 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2566 No. of Facilities: 2027 (estimated) No. of Industries: 22 No. of Occupations: 25 No. of Employees: 56666 (estimated) No. of Female Employees: 2190 (estimated)

 Safety Information

RIDADR UN 2989
Packaging Group II
Hazard Class 4.1

 Synonyms

Lead phosphite,dibasic [UN2989] [Flammable solid]
Lead hydroxide oxide phosphite (Pb3(OH)O(PO3)),hydrate (2:1)