product name : white powder MolecularFormula: C4H9NO3 Test ItemStandardAppearanceWhite powder or granularPH 5.0-6.5PB10PPM Residue on ignitionLT 0.5%Loss on DryingLT1.0%Assay(on dry basis)98.525kg/pp bag ,17mt/20'fcl Shelf time : 2 years keep in dry and cool place with airtight