An antioxidant is a substance that counters the negative effect of oxygen.Antioxidant can clean out or inhibit peroxide produced by free radicalSP Specifications:Appearance: Light Yellow transparent ropy liquid Color (APHA): 250 Max Viscosity (25Deg C) Pa.S: 3.20-5.00 Refractive Index n 25: 1.5990-1.6015 Relative Density 1.075-1.088 Loss on heat: 1.20% Max Ash: 0.05% Max . Application: 1.non-pollution rubber anti-ager for SBR, CR, ethylene propylene rubber and natural rubbe, dosage 0.5-3.0 portion 2.antioxidant for polyolefine and polyformaldehyde, dosage is 0.01-0.5 portion Packing & storage: galvanized metal pail , 200kg. Far away from fire, insolation, knock, water and impurities.Stored in cool dry & airiness place