H304: May be fatal if swallowed and enters airways
H315: Causes skin irritation
H319: Causes serious eye irritation
H332: Harmful if inhaled
H361f: Suspected of damaging fertility
H372: Causes damage to organs through prolonged or repeated exposure (hearing, nervous system)
H412: Harmful to aquatic life with long lasting effects
Storage: Store with inhibitor (4-tert-butylcatechol, 10-15 ppm). Polymerizes spontaneously — keep below 25°C. Flammable — store away from ignition sources. Use in well-ventilated area.