Molecular formula: c5h10o4 Molecular weight: 134.13 Cas#: 4767-03-7 Specifications: Appearance: off-white crystalline powder, soluble in water and alcohol easily, not soluble in non-polar solvents Hydroxyl purity (hplc):nlt 24.00% Moisture: nmt 0.3% Melting point:180.0 ~ 189.0c Package: 25kgs/fibre drum Usage: mainly used in the production of aqueous polyurethanes, water soluble alkyd resin, late-model liquid crystal materials etc. 25kg/drum.