| ≥1 piece |
l-tryptophan
CAS No.:73-22-3
Molecule Formula:C11H12N2O2
Molecule Weight:204.23
Description:White or primrose yellow crystalline powder, slightly bitter taste. Very soluble in formic acid, slightly soluble in water; sparingly soluble in ethanol; practically insoluble in ether.
Manufacture Standards:AJI92,USP26,EP4
Specification:
Specific rotation -30.5~-32.5
Heavy metals <10ppm
Water content <0.20%
Residue on ignition <0.10%
Assay 99.0~100.5%
pH 5.4~6.4
Mainly uses:
A very important amino acid it is used in food and medicine
Packing:
25kgs/ fiber drum