L-Phenylalanine

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Product Name: L-Phenylalanine
Batch No.: LD******
Quality: FCC7
Shelf Life: 2years

Tests	Limits	Test results
Description	White crystals or crystalline powder	Crystalline powder
Identification （ IR ）	Concordant with the reference spectrum	Concordant with the reference spectrum
Assay	98.5 ~ 101.5%	99.8 %
PH	5.4 ~ 6.0	5. 7
Specific rotation	-33.2 ° ~ -35.2 °	-34. 3 °
Heavy metals(Pb)	≤20ppm	＜ 20ppm
Chloride(Cl)	≤0.021%	＜ 0.021%
Lead	≤10ppm	＜ 10ppm
Arsenic(As)	≤2ppm	＜ 2ppm
Loss on drying	≤0.2%	0. 1 6%
Residue on ignition	≤0.1%	0.03%

Product Name: L-Phenylalanine
Batch No.: LD******
Quality: USP37
Shelf Life: 2years

Tests	Limits	Test results
Description	White crystals or crystalline powder	Crystalline powder
Identification （ IR ）	Concordant with the reference spectrum	Concordant with the reference spectrum
Specific rotation	-32.7° ~ -34.7°	-34.0°
Assay	98.5%~101.5 %	98.9%
PH	5.4~6.0	5.8
Loss on drying	≤0. 3 0%	0.21%
Residue on ignition	≤0. 4 0%	0.15%
Chloride(Cl)	≤0.05%	< 0.05%
Sulfate(SO 4 )	≤0.03%	< 0.03%
Iron(Fe)	≤30ppm	<30ppm
Heavy metals(Pb)	≤15ppm	<15ppm
Other amino acids	≤ 0.5%	＜ 0.5%
Organic volatile impurities	Meet the requirements	Meet the requirements