Lead Tetroxide

Other name: Red Lead Oxide/ Red Lead

Molecular formula: Pb3O4

Molecular weight: 685.6

CAS No.: 1314-41-6

EINECS No：215-235-6

 

Physicochemical Properties:

Orange crystalline squamous body or amorphous heavy powder. Insoluble in water and alcohol, soluble in nitric acid (in the presence of hydrogen peroxide), glacial acetic acid, hot hydrochloric acid and hot lye.

 

Applications and Uses:

1. Used as raw material for analytical reagents, paint pigments and glass.

2. Inorganic red pigment. In the paint industry, it is used to manufacture anti-rust paint and steel protective paint, with good anti-rust performance.

3. The glass enamel industry is used in the manufacture of enamel and optical glass.

4. The ceramic industry is used to make pottery glaze.

5. It is used in the electronics industry to manufacture piezoelectric elements.

6. The battery industry is used for the production of storage batteries.

7. Machinery industry is used for metal grinding.

8. In the organic chemical industry, it is used in the manufacture of dyes and other organic synthesis oxidants.

9. Can be used for rubber coloring.

10. The pharmaceutical industry is used to make ointments, plasters, etc.

 

Production Specifications，Standard:HG/T3850-2006

 

Item	Standard
PbO2	33.9%min
Pb3O4	97%min
Lead orthoplumbate and free PbO	99%min
Insoluble in nitric acid	0.1%max
Fe2O3	0.005%max
CuO	0.002%max
Sb2O3	0.005%max
GRL-1:Mesh size(20-50mesh)	95%min
GRL-2:Mesh size(12-24mesh)	95%min
GRL-3:Mesh size(10-50mesh)	95%min

 

 

 

Package:

in 25kg/50kg/1000kg/ plastic woven bags or at customers' request.

 

 

PIC: Flora  Cao
Email: km155@kmchem.com
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