Welink International Enterprise Ltd. specializes in manufacturing Phase Transfer Catalysis (PTC) and Cationic Surfactant. We provide a comprehensive range of Quaternary Ammonium Salts, Quaternary Phosphonium Salts,and so on.
URL: http://www.chemicalptc.com in English [Translate]
Sunivo is a professional chemical supply chain company based on e-Business. 24/7 worldwide online services; 15,000 Real Time Quotation Products; More than 31,500 customers and 20,000 selected suppliers; Price Comparison & Online Order
URL: http://www.sunivo.com/ennew/Products/Products_list.asp?sProdKw=7758-29-4 in English [Translate]
Pharmasi Chemicals Co.,Ltd.is one of the leading comprehensive entity specializing in researching,production and trading of a wide field of chemicals as follows:API;raw materials for aminal use; chiral compounds,fine chemicals,special chemicals..
URL: http://www.pharmasichem.com [Translate]