1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

We product this chemical more than 75 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:intermediate of OLED

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

1 good quality, better price and bettter service；2 Timely delivery；3 100% refunded if parcel is t delivered or poor quality.We will try to satisfy you upon receipt of your reply. I hope that we can become a long-term cooperative partner. Application:

High quality ,special structure, regular with stock , custom synthese ,quotation with 24hrsAppearance:light yellow Package:From Gram to KG to Mt Application:With high quality for lab research work esp. new drug discovery ! With stock or custom synth