L-Phenylalanine   CAS NO：63-91-2

Chemical Name	L-Phenylalanine
Molecular Structure
Molecular Formula	C9H11NO2
Molecular Weight	165.19
Characteristics	W  White  crystals or crystalline powder
Packing	25㎏/drum，25㎏/carton
Quality  Standard	AJI92/USP28/EP5/FCCIV
Specification
Specific Rotation [a]D20o	-33.5° —-35.0°
State of solution	≥98.0%
Chloride (CL)	≤0.020%
Ammonium(NH4)	≤0.02%
Sulfate(SO4)	≤0.020%
Iron (Fe)	≤10PPM
Other amino acids	Chromatographically not detectable
Arsenic (AS2O3)	≤1PPM
Loss on drying	≤0.20%
Residue on ignition	≤0.10%
Assay	99.0%-100.5%
PH	5.4-6.0