Product Name: L-Tryptophan CAS NO.: 73-22-3 Structure formular: attachment
Technical information: (main information)
ITEM
STANDARD (AJI92)
Description
White crystals or crystalline powder; slightly bitter taste
Assay
99.0 ¡« 100.5%
Specific rotation[a] D 20
-30.5 ¡« -32.5 ¡ã
State of solution
¡İ 95.0%
Heavy Metals (Pb)
¡Ü 10PPm
PH
5.4 ¡« 6.4
Storage: Preserve in tight containers at controlled room temperature. Recommended limit: 1 year. Packing: 25kg/Fibre Drum