Specifications Molecular weight: C10H10O3 Mol.Wt.:178.19 Quality standard: appearance : pale yellow liquidrefractive index AT20:1.532-1.539speci Piperonylactone, piperonyl methyl ketone, methyl piperonyl ketone, 5-acetonyl-1, 3-benzodioxole, (1, 3-benzodioxol-5-yl)acetone, 1-(1, 3-benzodioxol-5-yl)acetone, 3, 4-methylenedioxyphenylacetone, 1, 3-benzodioxol-5-ylpropan-2-one, 3, 4-methylenedioxphenyl-2-propanone, 3', 4'-methylenedioxy- phenylacetone. Packaging: 1kg, 5kg, and 25kg aluminium bottles.