... main supplier in China Throughput 12000mt per year Rubber Antioxidant IPPD (4010NA)N-Isopropyl-N'-phenyl-P-phenylenediamineSPECIFICATION:Item GranuleAppearanceDark brown ... , DPG, DCBS, NOBS,TMTD,ETU,ZDBC,ZDEC,TMTM, Antioxidant: TMQ, IPPD, 6PPD, BHT, SP, SP-C, SP-W, Anti-scorching agent ...