Lead phosphite

  • Lead phosphite, dibasic
  • Lead oxide phosphonate
Formula
Pb3(OH)O(P3))
Structure
Description
Needles.

Registry Numbers and Inventories.
CAS
1344-40-7
RTECS
OG2880000
RTECS class
Other
UN (DOT)
2989
Beilstein/Gmelin
181605 (G)
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
HO5PPb3
Formula mass
733.58

Hazards and Protection.
Storage
Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Wear appropriate protective gloves, clothing and goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Keep sparks, flames, and other sources of ignition away. Build dikes to contain flow as necessary.
Stability
No data.
Incompatibilities
Reacts violently with hydrogen sulfide.

Fire.
Fire fighting
Extinguish fire using agent suitable for type of fire.
Fire potential
Flammable/combustible material.
Hazards
May be ignited by friction, heat, sparks or flames. Some may burn rapidly with flare burning effect. Powders, dusts, shavings, borings, turnings or cuttings may explode or burn with explosive violence. Substance may be transported in a molten form. May re-ignite after fire is extinguished.
Combustion products
Fire may produce irritating and/or toxic gases.

Health.
Exposure limit(s)
TLV (as Pb): ppm; 0.05 mg/m3 A3 (ACGIH 1996). MAK: ppm; 0.1 mg/m3; as Pb (1996).
Carcinogin
G-A3, I-2B, CP65
Exposure effects
The toxological properties of this substance have not been fully investigated.
   Skin
May cause burns.
   Eyes
See Skin.

First aid
 
   Ingestion
Seek medical assistance.
   Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.
   Skin
Remove and isolate contaminated clothing and shoes. In case of contact with substance, immediately flush with running water for at least 20 minutes. Wash skin with soap and water.
   Eyes
In case of contact with substance, immediately flush with running water for at least 20 minutes.

Transport.
UN number
2989
Response guide
Hazard class
4.1
Packing Group
II; III
 
Std. Transport #
4917442