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Zinc oxide for medical cosmetics
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Zinc oxide for medical cosmetics

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Product Description

CAS No.:1314-13-2

EINECS:215-222-5

Molecular Formula:ZnO

Molecular Weight:81.39

Appearance:White or light yellow fine powder, odorless, tasteless, Yellow at high temperature and white after cooling, melting point of 1975℃ (3587F) 

Solubility:It is a two-stage oxide, soluble in acid、concentrated hydroxid、 ammonia water and ammonium salt solutions, difficult to dissolve in water and ethanol。

Uses:

1. In the pharmaceutical industry, zinc oxide has the functions of detoxification, hemostasis, antibacterial and myotropic convergence;

2. In the field of cosmetics, it is widely used with physical sunscreen to shield or absorb ultraviolet rays.

Characteristic:

1. High purity, small particle size, delicate and smooth cosmetics and skin care products, strong adhesion and good durability.

2. The contents of heavy metals such as lead, arsenic, cadmium and mercury are very small, all of which meet the standards of Chinese pharmacopoeia (CP), British pharmacopoeia (BP) and American pharmacopoeia (USP).

Quality standard:

Item

specification

Zinc oxide (as ZnO)%,≥

99.8


Metals (as dry)%,≤

NO


Pb % ,≤

0.0003


Fe % ,≤

0.002


Cu % ,≤

0.0001


Mn % ,≤

No Found


Cd % ,≤

0.0001


As % ,≤

0.00005


Hg % ,≤

0.00001


Insoluble matter in HCl%,≤

0.006


Water soluble matter %,≤

0.1


Volatile matter on 105oC%,≤

0.3


Residue on sieve (45um mesh) %,≤

0.1


Packing: 25kg/ bag, lined with polyethylene film bag, outer packing is covered with film woven bag.

Storage: Avoid damage, dampness, contamination and contact with acids.


Baoji Tyson Industrial Additives Co., Ltd.

A specialized manufacturer of Zinc Carbonate Basic , Active Zinc Oxide, Modified Zinc Oxide and Modified Zinc Carbonate Basic.

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