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With GMP,DMF,ISO9001,ROHS
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 : medicine,cosmetic,plaster,adhesive
plaster,dental impression pastezinc
ointment and etc
Storage : Preserve in well closed containers
Packing : 25Kg woven bags lined with plastic bag(special packing can be made according to clients'
requirement).
Specification EP7( % )
|
index item
|
standard
|
|
Assay(ZnO)
|
99.0%-100.5%
|
|
Alkalinity
|
According to the test
|
|
Carbonates and substances insoluble in acid
|
according to the test
|
|
Arsenic(As)
|
Not more than 5ppm
|
|
Cadmium(Cd)
|
Not more than 10ppm
|
|
Iron(Fe)
|
Not more than 200ppm
|
|
Lead(Pb)
|
Not more than 50ppm
|
|
Loss on Ignition(500'C)
|
Not more than 1.0%
|
