Properties Specifications Color when shipped (APHA) 50 max Specific gravity (g/ml 25 ºC) 0.98-0.99 Acidity (As Methacrlic acid) % 0.15Max. Purity % - Gaschromatography 98.0 Min. Water when shipped (By Karl Fisher) % 0.1 Max. Inhibitors - MEHQ ppm 100 Package & Net weight 25kgs or 200kgs net drum Formula weight 208 Refractive index (n²°D,30ºC) 1.504 Viscosity (CPs,25ºC) 7-10 Flash point ºC 90(Close cup) Tg of Polymer 90-100