We are a specialized phase transfer catalysts developer, manufacturer and vendor. We offer quaternary ammonium halides, quaternary ammonium hydroxide and quaternary phosphonium salts, such as tetramethylammonium chloride (TMAC), tetrabutylammonium bromide (TMAB), benzyltriethylammonium chloride (BTAC), and more. With annual production of TMAC at 300 tonnes, we are now one of the largest TMAC providers in China.

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