1.Appearance: Clear oily yellowish liquid 2.Mainly used as PVC stabilizer, also be auxiliary plasticizer. Odorless Chroma(Pt-Co) 130maxSpecific ... Gravity (20°C) 0.9850~0.9980Epoxy Value,% 6.60minAcid Value,mgKOH/g 0.50maxResidual Iodine,gl2/100g 4.0maxFlash ... °C,2hrs), % 0.30maxHeat Stability (177°C,3hrs) % 6.20min pvc stabilizer