... or crystalline powder 3.Quality Standards: CP2010,USP32,EP5,AJI97,FCC4,BP 1.Assay:98.5% 2.Characteristics: White crystals or ... crystalline powder 3.Quality Standards: CP2010,USP32,EP5,AJI97,FCC4,BPMolecular Formula:C4H7NO4 Molecular Weight: 133.10Cas No: 56-84 ... 0.001%ArsenicNot More Than 0.0001%Pyrogenup to specification L-Aspartic Acid