Zinc oxide specification supplier and manufacturer - China factory

Product Description

Zinc oxide specification

Our staff through skilled training. Skilled skilled knowledge, potent sense of company, to satisfy the provider requirements of consumers for Wholesale OEM/ODM China Zinc oxide specification, As a leading manufacture and exporter, we delight in a very good track record in the international markets, especially in America and Europe, because of our top good quality and reasonable price ranges.
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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 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 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 Zinc Oxide specification: Used in the production of high-grade paints, coatings, paint intermediates and pigments.

4)Compond Fertilizer Grade 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 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
Surface density	bulk density g/ml	0.4-0.5
Surface density	compactness g/ml	0.8-1.0

6)Electronic Grade 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 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 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