1.High purity, like 99%, 99.9%, 99.95%, 99.99%, 99.999%2.Quality control, test sample before shipping and keep sample for 3 years after shipping;3. Prompt shipment with professional documents;4. Packing as your request, with photo before shipment;5.

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume

The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in