Zinc oxide powder 997 supplier and manufacturer - China factory

Product Description

Zinc oxide powder 997

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The Zinc oxide powder 997 produced by MST is a white pigment, also known as zinc white. Zinc oxide powder 997 does not turn black when it encounters H2S gas, because ZnS is also white. When heated, Zinc oxide powder 997 gradually changes from white to light yellow to lemon yellow. When it cools, the yellow fades away. Using this feature, it can be mixed into paint or added to a thermometer to make a color-changing paint or a color-changing thermometer. Because Zinc oxide powder 997 has astringency and a certain sterilization ability, it is often used in medicine as an ointment; Zinc oxide powder 997 can also be used as a catalyst, feed, rubber, tires, electronics, medicine, food, antibacterial cloth treatment 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

Wide application of Zinc oxide powder 997:

1. Zinc oxide powder 997 is used in the deep desulfurization and purification process of industrial raw gas and oil such as synthetic ammonia, methanol and hydrogen production;

2. Zinc oxide powder 997 is used as an astringent to make ointments or plasters

3. Zinc oxide powder 997 is used as a white pigment in printing and dyeing, papermaking, matches and pharmaceutical industries. It is also used in the production of pigments such as zinc chrome yellow, zinc acetate, zinc carbonate, and zinc chloride.

4. Zinc oxide powder 997 inorganic white pigment. The tinting strength is not as good as titanium dioxide and lithopone powder. It is widely used for the coloring of ABS resin, polystyrene, epoxy resin, phenolic resin, amino resin, polyvinyl chloride, paint and ink. It is also used in the production of varnished cloth, cosmetics, enamel, paper, leather, matches, cables, etc. It can also be used in printing and dyeing, glass industry, pharmaceutical industry, etc.

5. Zinc oxide powder 997 is used as a nutritional supplement (zinc fortifier).

6. Zinc oxide powder 997 is a nutritional supplement for feed.

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	—
Specific surface area（m2/g)	agree		—
Oil absorption */g/100g	agree
Color* (compared with standard sample)	agree
Decoloration power*(compared with standard sample)≥	agree

Milestone Industrial Co. Ltd. has complete testing instruments and experimental equipment, and strong research and development capabilities. It can develop different grades of zinc oxide products to meet the needs of customers according to the needs of various industries, and at the same time can provide customers with technical support at any time. MST Zinc oxide powder 997 is worthy of your trust in technology, production and service.