Palmary Chemical is a pioneering industrial biotechnology company with commercial-scale production and advanced technical research in long-chain dibasic acids, especially undecanedioc acid, dodecanedioic acid, dibasic acid mixture and C21 Dicarboxylic Acid. Palmary Chemical actively cooperates with colleagues and The Institute of Microbiology of the Chinese Academy of Sciences (IMCAS) to develop microbiological fermentation technologies. 
    Long-chain dibasic acids are mainly used for Nylon, Corrosion inhibitor, Metal-working fluid, Lubircant, Hotmelt Adhesive, Powder coating, Fragrance and Plasticizer, etc.
    We export long-chain dicarboxylic acids to the world such as Korea, India, Malaysia, Thailand, Germany, USA, Canada, etc.
    Currently, we offer seven types of long chain dibasic acids:
• DC11 (Undecanedioic Acid, UDDA) 
• DC12 (Dodecanedioic Acid, DDDA)
• DC13 (Brassylic Acid, Tridecanedioic Acid)
• DC14 (Tetradecanedioic Acid) 
• DC21 (C21 Dicarboxylic Acid) 
• Mixture of Dibasic Acids (MA1) 
• DC10 (Decanedioic Acid, Sebacic Acid) 
• Diaminodecane (Decamethylene diamine)