antioxidant-DNP

Description: Chemical Name: N,N'-di-beta-naphthyl-p-phenylenediamine Molecular Formula: C26H20N2 Molecular Weight: 360.46 CAS#: 93-46-9 Specification: Appearance: grey powder Early melting point: 225C deg. min Ash content: 0.05% max Beta-naphthol content: 0.03% max Loss On Drying: 0.05% max Fineness( pass through the sifter with 1600hole/cm2): 99.50% min Usage: It is one of the important low poisonousness antioxidants used in rubber and plastic processing. It has excellent function of standing hight temperature, resistingnatural aging and crosion coursed by metals such as copper,mangandse etc. The data above is general description, do not as a contract or order constraint.