Usage: Mainly used for the production of cosmetic, skin care products and cosmetic additive.
Characteristic and function:
1.High purity, small particle size. Cosmetic and skin care products made by cosmetic zinc oxide are delicate and smooth, have strong adhesion and good persistence.
2.The content of heavy metal elements such as lead, cadmium, mercury and arsenic are all very low and reached the standard of CP (Chinese Pharmacopoeia),BP (British Pharmacopoeia),USP (United State Pharmacopoeia). There is no untoward effect to human body when those kinds of product are used.
Specification:
|
Item
|
Index
|
|
|
Characteristics
|
Hhz031
|
Hhz032
|
|
Zinc oxide ( dried basis)
(ZnO)% ≥
|
99.9
|
99.8
|
|
Metal (Zn)% ≤
|
N/A
|
N/A
|
|
Lead oxide (Pb)% ≤
|
0.001
|
0.003
|
|
Cd % ≤
|
0.0005
|
0.0005
|
|
Arsenic % ≤
|
0.0005
|
0.0005
|
|
Particle size (µm)
|
20-40 (nm)
|
4-22
|
|
Insoluble Hydrochloric acid matter % ≤
|
0.002
|
0.004
|
|
105℃ volatile substance%≤
|
0.03
|
0.2
|