14133-64-2, Methyl 2,3-O-isopropylidene-a-L-rhamnopyranoside, CAS:14133-64-2 C10H18NO5 / 218.25COA: Product name: Methyl 2,3-O-isopropylidene-a-L-rhamnopyranoside      CAS: 14133-64-2 M.F.: C10H18NO5    M.W.: 218.25    Batch No: 100310                Quantity: 14g Items Standards Results Appearance White or slightly yellowish syrup Complies NMR and MS Should comply Complies Water Max. 0.5% 0.2% TCL Should be one spot One spot