MBT(M) Chemical Name:2-Mercaptobenzothiazole Molecular Formula:C7H5NS2 structure:   Molecular Weight:    167.26   CAS NO. :  149-30-4  Executive standard GB/T 11407-2003 Specification: Item Index Appearance(Visual inspection) Light yellow or greyish-white powder, granules Initial M.P,  oC   170.0 Loss on drying, % 0.30 Ash, %   0.30 Residues on 150 m sieve %   0.10 Purity %   0.10 Properties:  It is Light yellow or off-white powder, granules with a little osmyl and taste bitter. The density is 1.42-1.52, Melting point above 171oC,Soluble in ethyl acetate, ethanol, solution of NaOH and baking soda,soluble ethanol ,dichloromethane,ethylether and choroform slightly soluble in benzene, insoluble water and gasoline. Good storage stability. lower explosion limit is 21g/m3. Application:  Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excellent aging properties when used both alone and in combination with DM, TMTD and many other basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution. Mainly used in the manufacture of tires, tubes, foot wear rubber belts and hoses etc. Packaging:  25kg plastic woven bag, paper with plastic film bag, Kraft paper bag or jumbo bag Storage:  Keep container tightly closed in a cool, well-ventilated place. The recommended max. storage life is 2 years when stored under normal conditions. The product could be ultra fine powder based on customer accurate requirement.