Product name: gamma-Butyrolactone CAS No: 96-48-0 Chemical Formular: C4H6O2 Grade: min 99.8% &min 99.5% Appearance: transparent liquid in the shape of oil. Density (g/ml) 1.124-1.131 Colourity: max 40 Refractive index n20D1.4350-1.4375 Characteristics: It can be mixed with water and dissolved by ethanol, ether, benzene, acetone, and other organic and inorganic compounds. It is a liquid with high boiling, powerful solvency, good electrical and stability properties. Package: Plastic drum of 200Kgs net weight