MST® Zinc oxide specification
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Milestone Industry co. ltd produces various grades of zinc oxide with high purity and wide application. It can be used in rubber products, plastics, coatings, food, cosmetics, ceramics, medicine, electronics, feed and other industries.
Product name |
Zinc oxide |
Molecular formula |
ZnO |
CAS NO |
1314-13-2 |
EINECS NO |
215-222-5 |
Density |
5.606g/cm3 |
Molecular weight |
81.38 |
Melting point |
1975℃ |
Boiling Point: |
2360ºC |
Purity |
0.99 |
Active substance content |
0.997 |
H.S CODE |
2817001000 |
Appearance |
White powder or crystal |
1) Rubber Grade MST® Buy Zinc oxide specification:used in the production of tires, cables, conveyor belts, rubber, tape, rubber sealing materials, latex and plastic products
2) Zinc Salt Grade Buy Zinc oxide specification: widely used in the production of organic and inorganic zinc salts such as zinc stearate, zinc bromide, zinc borate, phosphating solution, the configuration of electroplating solution and the petroleum industry.
3)Paint Grade Buy Zinc oxide specification: Used in the production of high-grade paints, coatings, paint intermediates and pigments.
4)Compond Fertilizer Grade Buy Zinc oxide specification:Compond fertilizer grade zinc oxide is added to the compound fertilizer, that will obtain containing fertilizer grade zinc fertilizer, practice has proved that the application of zinc fertilizer on rice, corn, wheat, cotton, rape, fruit trees, vegetables, soybeans, peanuts, potatoes, tobacco and other crops, It can promote the growth of crops, increase the seed setting rate, enhance the cold and disease resistance of crops, increase output by 10% to 30%, and can significantly improve the quality of agricultural products.
Standard:《GB/T3185-2016》 |
|||
Item |
Type1 |
Type2 |
Type3 |
Zinc oxide(Zn0 calculating as dry materia)%≥ |
99.7 |
99.7 |
99.5 |
Metal content(as Zn)%≤ |
none |
none |
0.008 |
Insoluble Matter in Hci % ≤ |
0.006 |
0.008 |
0.03 |
Loss on ignition %≤ |
0.2 |
0.2 |
0.25 |
Residue on sieve (45um)%≤ |
0.1 |
0.15 |
0.2 |
Water soluble matter %≤ |
0.1 |
0.1 |
0.15 |
Volatile matter in 105℃%≤ |
0.3 |
0.4 |
0.5 |
Lead(pb)%≤ |
0.008 |
0.05 |
0.1 |
Copper(Cu)% ≤ |
0.0002 |
0.0004 |
0.0007 |
Manganese(Mn)% |
0.0001 |
0.0001 |
0.0003 |
Cadmium (Cd)% |
0.002 |
0.005 |
0.01 |
Iron (Fe)% |
0.005 |
0.01 |
— |
5)Soft Magnetic Grade MST® Buy Zinc oxide specification: Mainly used in the electronics industry to manufacture deflection cores and other zinc-magnesium ferrite cores.
Standard:《HG/T2834/2009》 |
||||
Item |
Type1 |
Type2 |
Type3 |
|
Zinc oxide(Zn0 calculating as dry materia)%≥ |
99.75 |
99.65 |
99.5 |
|
Metal content(as Zn)%≤ |
none |
none |
none |
|
Insoluble Matter in HCI % ≤ |
0.005 |
0.005 |
0.005 |
|
Loss on ignition %≤ |
0.2 |
0.2 |
0.2 |
|
Residue on sieve (45um)%≤ |
0.05 |
0.05 |
0.05 |
|
Water soluble matter %≤ |
0.1 |
0.1 |
0.1 |
|
Volatile matter on 105℃%≤ |
0.2 |
0.2 |
0.2 |
|
Oxide (as CI)%≤ |
0.005 |
0.005 |
0.005 |
|
Lead ( pb)%≤ |
0.01 |
0.02 |
0.05 |
|
Copper( Cu)% ≤ |
0.0002 |
0.0002 |
0.0002 |
|
Manganese(Mn)%≤ |
— |
0.0001 |
0.0001 |
|
Cadmium (Cd)%≤ |
0.001 |
0.0015 |
0.003 |
|
Nickel(Ni)%≤ |
0.01 |
— |
0.01 |
|
Silicon (SiO2)%≤ |
0.01 |
0.01 |
0.01 |
|
Boron (B)%≤ |
0.01 |
0.01 |
0.01 |
|
|
bulk density g/ml |
0.4-0.5 |
||
compactness g/ml |
0.8-1.0 |
6)Electronic Grade MST® Buy Zinc oxide specification:Mainly used for manufacturing lightning arrester valve for power industry and sub-resistor in electronic industry, etc.
Item |
|
Zinc oxide(Zn0 calculating as dry materia)%≥ |
99.7 |
Potassium oxide(K)%≤ |
0.001 |
Sodium oxide(K)%≤ |
0.001 |
Ferric oxide (Fe)%≤ |
0.002 |
Cadmium oxide (Cd)%≤ |
0.001 |
Lead oxide(Pb)%≤ |
0.005 |
Copper oxide(Cu)%≤ |
0.0002 |
Metal content(as Zn)%≤ |
NONE |
moisture% |
0.3 |
Insoluble Matter in Hci % ≤ |
0.004 |
Loss on ignition %≤ |
0.2 |
PH |
7.0-8.0 |
The average particle size(D50)um≤ |
0.5 |
Residue on sieve (44um)%≤ |
0.1 |
7)Cosmetic Grade MST® Buy Zinc oxide specification: Used in the production of cosmetics, skin care products and cosmetic additives
Standard:《HG/T4532-2013》 |
||||
Item |
type1-1 |
type1-2 |
type2-1 |
type2-1 |
Zinc oxide(Zn0 calculating as dry materia)%≥ |
99 |
85 |
99.8 |
95 |
loss on drying %≤ |
0.8 |
— |
— |
0.8 |
Water soluble matter %≤ |
0.2 |
0.4 |
0.05 |
0.4 |
Lead ( pb)%≤ |
0.001 |
0.001 |
0.001 |
0.001 |
Mercury(Hg)%≤ |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
Cadmium (Cd)%≤ |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
Arsenic(Ar)%≤ |
0.0003 |
0.0003 |
0.0003 |
0.0003 |
SEM average particle size/um≤ |
80 |
80 |
— |
80 |
specific surface area(m3/g)≥ |
15 |
30 |
— |
40 |
8)Feed Grade MST® Buy Zinc oxide specification: It is suitable for zinc supplement in various types of feed for poultry, livestock and fishing.
Item |
index |
Zinc oxide(Zn0 calculating as dry materia)%≥ |
95 |
Zinc oxide (as Zn)%≤ |
76.3 |
Lead ( pb)%≤ |
0.002 |
Cadmium (Cd)%≤ |
0.0008 |
Arsenic(Ar)%≤ |
0.0005 |
Fineness (passing 150um test sieve)≥ |
98 |