Chemical name: 1,2,3,4,6-Penta-O-Acetyl-α-D-Glucopyranose; α-D-glucose penta acetate CAS#: 604-68-2 Structural formula: Molecular formula: C16H22O11 Molecular weight: 390.34 Appearance: White crystalline powder Assay: ≥98% (HPLC) Chloroform clarification test: Clarification without extraneous substance Melting point: 109~112ºC Package: 15 or 25kgs/bag.