2-меркапто бензимидазола

Description Chemical name:2-mercapto benzimidazole Molecular Formula: C7H6N2S Molecular Weight:150.16 CAS#: 583-39-1 Specification Appearance:white or light yellow powder. Early melting point:290 min Ash content: 0.50% max Loss On Drying:0.50% max Fineness (pass through the sifter with1600hole/cm2): 99.90% min Usage: It is a non-staining secondary antioxidant for nature rubber, CR,SBR,NBR and EPR etc. Especially effective against heat oxidation in combination with amine. Storage: Take precautions against fire, damp and exposure to light. The data above is general description, does not as a contract or order constraint.