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zinc oxide
addtime：2010-4-27　　from：　　　Reads：5442

Zinc Oxide Direct Method 99.0%

 

Molecular Formula

ZnO

M.W.

81.38

Property

     The product is white fine powder and can slowly absorb the water in the air.
Appearance
white powder
Specification

%
Index item Rubber-X1 Rubber-X2 Paint-T1 Paint-T2
Zinc oxide% 99.5min. 99.0min. 99.5min. 99.0min.
Lead oxide(Pbo)% 0.12max. 0.20max. - -
Cadmium oxide (Cdo)% 0.02max. 0.05max. - -
Copper Oxide(Cuo)% 0.006max. - - -
Mangaese(Mn) % 0.0002max. - - -
Metallic metals(as Zn) None None None  
Metallic metals(as Zn) None None None None
Insolubles in HCL solution % 0.03max. 0.04max. - -
Losses on ignition % 0.4max. 0.6max. 0.4max. 0.6max.
Soluble matters in water;% 0.4max. 0.6max. 0.4max. 0.6max.
Screening residues(45µm wet screen)% 0.28max. 0.32max. 0.28max. 0.32max.
105 degree moisture % 0.4max 0.4max 0.4max 0.4max
Hiding power(g/m2) - - 150max 150max
Oil absorption,g/100g - - 18max 20max
Colour killing% - - 100max 95max
Use
    For rubber,paint,enamel,glass and other chemical industry application.
Storage
 
Packing
Woven bags lined with plastic bag.25Kg net each.
Price(USD/MT)
Negotiable

Zinc Oxide Direct Method 99.5%

 

Molecular Formula

ZnO

M.W.

81.38

Property

     The product is white fine powder and can slowly absorb the water in the air.
Appearance
white powder
Specification

%
Index item Rubber-X1 Rubber-X2 Paint-T1 Paint-T2
Zinc oxide% 99.5min. 99.0min. 99.5min. 99.0min.
Lead oxide(Pbo)% 0.12max. 0.20max. - -
Cadmium oxide (Cdo)% 0.02max. 0.05max. - -
Copper Oxide(Cuo)% 0.006max. - - -
Mangaese(Mn) % 0.0002max. - - -
Metallic metals(as Zn) None None None -
Insolubles in HCL solution % 0.03max. 0.04max. - -
Losses on ignition % 0.4max. 0.6max. 0.4max. 0.6max.
Soluble matters in water;% 0.4max. 0.6max. 0.4max. 0.6max.
Screening residues(45µm wet screen)% 0.28max. 0.32max. 0.28max. 0.32max.
105 degree moisture % 0.4max 0.4max 0.4max 0.4max
Hiding power(g/m2) - - 150max 150max
Oil absorption,g/100g - - 18max 20max
Colour killing% - - 100max 95max
         
Use
    For rubber,paint,enamel,glass and other chemical industry application.
Storage
 
Packing
Woven bags lined with plastic bag.25Kg net each.
Price(USD/MT)
Negotiable

 

Zinc Oxide 99.7% Industry Grade

 

Molecular Formula

ZnO

M.W.

81.38

Property

     white powder,innocuous,odorless,stable under normal temperature.soluble in acid,alkali and ammonium chloride solution,insoluble in water and alcohol.
Appearance
White powder
Specification

(%)
item First grade Second grade Third grade
ZnO dry 99.7min 99.7min 99.7min
Pb 0.037max 0.06max 0.1max
Mn 0.0001max 0.0001max 0.0001max
Cu 0.0002max 0.0002max 0.0002max
Insoluble in hydrochloric acid 0.006max 0.01max 0.1max
Loss on ignition 0.2max 0.2max 0.2max
Screen residues(through 45 micron wet screen) 0.1max 0.1max 0.1max
volatile( 105 degree Celsius) 0.3max 0.3max 0.3max
Use
    Accelerator activator, pigment, and reinforcing agent in rubber; ointment; pigment and mold growth inhibitor in paints; ceramics; floor tile; glass; zinc salts (zinc stearate etc.) feed additive; semi-conductor in electronic devices; electronic ceramics, raw material to produce zinc phosphate as steel coating.
Storage
stored in sealed container
Packing
Woven bags lined with plastic bag.25Kg net each
Price(USD/MT)
Negotiable

 

Zinc Oxide Pharmaceutical Grade(BP98)

 

Molecular Formula

ZnO

M.W.

81.38

Property

     white powder,innocuous,odorless,stable under normal temperature.soluble in acid,alkali and ammonium chloride solution,insoluble in water and alcohol.
Appearance
white powder
Specification

BP98
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%
Use
    for medicines ,cosmetic et.
Storage
Preserve in well closed containers
Packing
Woven bags lined with plastic bag.25Kg net each.
Price(USD/MT)
Negotiable
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