Qingdao Zhongjian Rubber Chemicals Co., Ltd. is a chemical co***ny specializing in producing products of rubber chemicals. Our co***ny is located in the beautiful city---Qingdao City. The main products include high temperature stable insoluble sulfur IS-HS series: IS-HS8510, 8010, 7520, 7020, and 6033 types; insoluble sulfur IS series: IS7020, 6033, and 8010 types; rubber antioxidant 6PPD(4020), IPPD(4010NA), TMQ(RD), and DTPD(3100); rubber accelerator series: M(MBT), DM(MBTS), CZ(CBS), DZ(DCBS), NS(TBBS), ...
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