HomeACETYL SALICYLIC ACID 99% ARACETYL SALICYLIC ACID 99% AR Product CodeB-00051BRANDBio-ChemGradeARCAS No50-78-2Molecular FormulaC9H8O4Molecular Weight180.15H.S.Code29182310.00000Shelf Life60 MonthsPurityMin-99.5 % COAs MSDS Physical Properties Physical state at 20 °CSolidColorWhite Crystalline Packaging Specification AppearanceWhite Crystalline PowderAssay (GC)99.5%M.P.134-136 °CF.P.250°CWater (by LOD)?0.5 %Heavy Metal?0.001 %Safety Information and Hazard Symbols