Features Specifications:L-Aspartic Acid  L-Aspartic Acid  CAS NO.: 56-84-8 Parameters:  ItemAJI97USP23FCCIVAssay98.5-101.098.5-101.598.5-101.5transmittance≥98.5≥98 [α]D20(specific rotation)24.8°25.8°24.5°26.0°24.5°26.0°loss in drying≤0.20≤0.25≤0.25residue on ignition ≤0.10≤0.10≤0.10Chloride[Cl]≤0.020≤0.020 Chloride[Cl]≤0.020\≤0.050 Sulfate[SO42-]≤0.020≤1.0≤1Heavy Metals [Pb] ppm≤10≤10≤10Iron [Fe] ppm≤10≤10≤10Ammonium salt [NH4]%≤0.020 Other Amino Acids WithoutWithout