Formula: C5H9NO Formula weight: 99.13 Purity: 99.5%, packaged under Argon in resealable ChemSeal^t bottles CAS Number: 872-50-4 Harmonized Tariff Code: 2933.79 Hazard Statements: H360-H315-H319-H335-H227 May damage fertility or the unborn child. Causes skin irritation. Causes serious eye irritation....