... used in manufacture of tires, rubber shoes and other rubber products.Packing: In 20/25kgs bag. Storage: It should be ... RICHON, are a professional rubber chemicals supplier. We specialize in products include rubber accelerators: MBT, MBTS, CBS, DPG, DCBS, NOBS ... Our product quality is in the advanced world level. The products series of accelerators and antioxidants have been exported to Europe, America ...