Founded in 1994, TELOONCHEM INTERNATIONAL CO.,LIMITED. is a professional exporter and producer in China, became ISO9001 (2008) Approved Enterprise and the quality is assured by SGS United Kingdom Ltd.

OPDA(O-PHENYLENE DIAMINE) is an intermediate of pesticides, dyes, helping agents and sensitive materials as a dye(fur yellow brown M). It is used in making polyamide, polyurethane, carbendazo, thiopanate, Indanthrene searlet, levelling agent GG, antioxidant M and other product.

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