Zinc Oxide Pharmaceutical grade EP7
GMP factory with DMF,ISO9001,ISO14000,ROHS,SGS
Indirect method by 99.995% zinc ingot
Fine powder,micro size
High purity 99.85%min
Low heavy metals
According with the standard Zinc oxide BP2008,USP34.EP7
Zinc Oxide Synonyms: Chinese white; zinc white; flowers of zinc; calamine
Zinc Oxide CAS NO. : 1314-13-2
EINECS: 215-222-5
HS Code: 2817001000
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.
Zinc Oxide Pharmaceutical grade Use : medicine,cosmetic,plaster,bandage,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).
Specification ( % )Zinc Oxide Pharmaceutical grade EP7
| index item | standard |
| Assay(ZnO) | 99.0%-100.5% |
| Alkalinity | According to the test |
| Carbonates and substances insoluble in acid | according 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% |
