Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Product Name: 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride Synonyms: 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride;1,3-Isobenzofurandione, 5,5'-(1,2-ethynediyl)bis-;5,5'-(1,2-Ethynediyl)bis[1,3-isobenzofurandione] CAS: 129808-00-0

Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

Product name: 4,4’-(Ethyne-1,2-Diyl)Diphthalic Anhydride CAS No.：129808-00-0 Molecule Formula：C18H6O6 Molecule Weight：318.23 Purity: 99% Package: 25kg/drum Description：White powder Manufacture Standards：Enterprise Standard

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

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as:

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg，customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

High Quality Best Price Storage:Store in dry, dark and ventilated place Application:Chemical Synthesis Intermediate