Rubber Accelerator MBTS(DM) Chemical Name:  Dibenzothiazole disulfide Molecular Formula:  C14H8N2S4 Molecular Weight:332.50 CAS NO. :  120-78-5  Executive standard GB/T 11408-2003 Specification: Appearance(Visual inspection) White or light yellow powder, granular Initial M.P,  oC 164.0 Loss on drying, % 0.40 Ash, % 0.50 Residues on 150 m sieveï 0.10 Purity 95.0 Properties: white or light yellow powder (granule) with a little bitter, no poison. The density is 1.50, Melting point above 170 slightly soluble in benzene, chloroform and ethanol, is not soluble in water petrol. And ethyl acetate. Good storage stability. Application:� Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining and non-discolouring in "white" socks; used as a plasticizer and retarder in polychloroethylene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than MBT. Packaging:� 20kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag. Storage:� e product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years. Note:  The product could be ultra fine powder based on customer accurate requirement.