Appearance & Physical State: COLOURLESS LIQUID Density: 0.885 Melting Point: -90ºC Boiling Point: 215-219ºC Flash Point: 86ºC Refractive Index: 1.434-1.436 Stability: Stability Stable, but polymerizes readily, so is usually inhibited with hydroquinone or its monomethyl ether. Susceptible to hydrolysis. Combustible. Incompatible with oxidizing agents. Storage Condition: 2-8ºC Vapor Pressure: 0.143mmHg at 25°C Symbol: GHS07 Sign: Warning hazard declaration: H315; H317; H335; H412 hazard declaration add: waring notice: P273; P280; P304 + P340 + P312; P333 + P313 Safety Statements: S36/37-S46 HS Code: 29161290 Risk Statements: R37/38; R43 Hazard Codes: Xi