我和岳M愉情XXXX国产,粉嫩av国产一区二区三区,日韩精品在线观看,女主播的YIN荡日子NP

中文版
舊版入口
About us
News
Investor Relation
Products
Contract Manufacturing
Contact Us

Contract Manufacturing

API and Pharmaceutical Intermediates
OTC and Generics

From Lab to Pilot Trial and to Commercial Manufacturing,Xinhua is capable to  provide the client the best services which they are looking for and hoping for. 

Xinhua is advantaged in:

? Rich experiences in chemical synthesis for more than 60 years.

? Experienced scientist and chemist.

? Efficient system for a quick reaction.

? Well-trained operators.

? State-of-the-art Equipment.

? Sources of low cost materials.

? Sound “Xinhua” brand reputation in home and overseas.

Manufacturing Expertise

Examples of standard Chemical reactions carried out by Xinhua
? Acetylization reaction
? Alkylation of amines
? Diazotization reaction and diazonium salts reduction
? Friedel-Crafts reaction
? Grignard reaction
? Halogenation reaction
? Hydrogenation of nitro- compounds and cyanides to amines utilizing 5%- 1 0% Pd-
Cor Raney Nickel catalyst

? Hydrogenation of unsaturated C-C compounds to saturated compounds utilizing  5%- 1 0% Pd-C or Raney Nickel catalyst

?Oppenhauer oxidation
? Oxidation with KMnO4, HNO3 and Br2
? Preparation diketene
? Sulfonation reaction
? Medium pressure hydrogenation