1) Viscosity number: 107 - 118ml/g (K value: 66 - 68) 2) Volatiles (moisture): 0.40% max. 3) Impurity particle number (400cm?: 40 max. 4) Apparent density: 0.42 min. 5) Residuary VC: 10ppm max. 6) White content (160癈, 10min): 74% min. 7) Applications: clear products, hard pipes and flakes, plastic windows