Chemical Name: Tetramethyl-thiuram-Disulfide Molecular Formula: C6H12N2S4 Molecular Weight: 240. 41 Type Name: FC-TMTD-A/B CAS Number: 137-26-8 Specification: Appearance: White, gray powder or granule Melting Point C min.: 142. 0 Heating Lost % max.: 0. 30 Ash % max.: 0. 40 Sieve Residue 150 um % max.: 0. 1 Property: No odor, nontoxic. Light irritative to the skin and the respiratory system. Specific gravity: 1. 29 g/cm3. Be ethanol and gasoline soluble in chloroform, acetone, methylene chloride, benzene. Be slightly soluble in tetrachloride, ethyl alcohol, ethyl acetate. Be insoluble in water and gasoline. Application: A super accelerator with a higher critical temperature, mainly for natural and synthetic rubber, also can be used as vulcanizing agent. Generally be used in tires, rubber footwear, cable, as well as transparent, white and colored rubber products. Storage: In a low temperature condition, keeping away from heat and moisture to prevent from degradation reaction. The proper storage time is in 24 months.