CAS NO. : 1314-13-2
Molecular Formula :
ZnO
Molecular Weight : 81.38
Properties
: White powder,stable under normal temperature, good hiding power and
colouring power.Insoluble in water and alcohol ,soluble in acid ,alkali and amkonium
solution.
Use
: In the electronic
industry.zinc oxide for arrester and piezoresistance,purpose is mainly used for
the manufacturing of magnetic materials of TV,radio,telecommunication,rheostat
ceramic plate, magnetic core ferrite
Storage : Store at a cool and dry place.
Packing
: 25Kg woven bags lined
with plastic bag(special packing can be made according to clients' requirement).
Specification (
% )
|
Item
|
Spec.
|
|
ZnO (dry)
|
99.9min
|
|
Pb
|
0.003max
|
|
Fe
|
0.0003max
|
|
CuO
|
0.0002max
|
|
Cd
|
0.0005max
|
|
Metallic Zn
|
none
|
|
MnO
|
0.0001max
|
|
Insolubles in HCl solution
|
0.006max
|
|
Loss on Ignition(500'C)
|
0.2max
|
|
Screen Residues(320 mesh)
|
0.1max
|
|
105 Degree Volatile
|
0.3max
|
|
Surface Area(m2/gm)
|
0.4-0.6
|
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