P-Phenylenediamine/PPD CAS106-50-3 [email protected]

Hebei Atun Trading Co., Ltd  as a manufacturer and supplier of Pharmaceutical Intermediates in China. We mainly produce high purity pharmaceutical intermediates for research and lab use with high efficiency and good repute.We promise to cooperate with our partners by providing fast and high-quality service.Our products are well sold in Italy, Canada, Australia, UK, USA and so on.We hope to have a cooperate with friends from all over the world.