zinc oxide's application in cosmetic

Zinc Oxide Cosmetic Grade

Synonyms:Chinese white;Zinc white;Flowers of zinc;Calamine

CAS NO. : 1314-13-2
EINECS: 215-222-5
Molecular Formula : ZnO
Molecular Weight : 81.38
Properties : White powder,stable under normal temperature, good hiding power and colouring power.Insoluble in water and alcohol ,soluble in acid ,alkali and amkonium solution.

Use :sunscreen cream, medicine,cosmetic,plaster,adhesive plaster,dental impression paste zinc ointment and etc
Storage : Preserve in well closed containers
Packing : 25Kg woven bags lined with plastic bag(special packing can be made according to clients' requirement). Characteristics:

1.       The purity is high and the particle size is small. The cosmetics, skin care product are fine and smooch, lubricous and tender, adhesive force is strong. It has better permanence.

2.       The heavy metal content such as lead, cadmium, mercury and arsenic are extremely few. It can meet Chinese pharmacopoeia(CP), British pharmacopoeia(BP), standard requirement of the American pharmacopoeia(USP).BP2014,EP7The cosmetics and skin care product dont have side effect to the human body.


Specification Cosmetic Grade ( % ): 

index itemstandard
AlkalinityAccording to the test
Carbonates and substances insoluble in acidaccording 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%

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