Chemical name:1,3,5-Trimethyl-2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)benzene CAS No.: 1709-70-2 Molecular formula:C54H78O3 Molecular weight: 775.2 Molecular structure Specification Appearance:White powder Assay, %: ? 98 Melting point,?:240-245 Ash, %:? 0.1 Volatility, %: ? 0.3 Light transmittance, %: 425nm? 96 500nm? 98 Application ANTIOXIDANT HONOX-330 is a high molecular weight hindered phenolic antioxidant with excellent heat resistance and good compatibility. It is used in polyolefins, PET and PBT thermoplastic such as polyester, polyamide, styrene resin, ABS resin, PVC, adhesive and polyurethane, natural rubber and other elastomer material. It has good electrical insulation characteristics, especially suitable for high-temperature processing of polyolefin pipes, plastic products, wire and cable products. info at hhochem. com