L-Histidine

 Name:L-Histidine
Synonyms:His; L-2-Amino-3-(4-imidazolyl)propionic acid 
Molecular Formula:C6H9N3O2
Molecular Weight:155.16
CAS Registry Number:71-00-1
EINECS:200-745-3
FEMA:3694
 
Specification:
Product name
 L-Histidine
 
Test Items
 Standard
 
Appearance
 White powder
 
Assay
 98.0% to 101.0%
 
Specific Rotation []20/D
 +11.8 to +12.8 Degree (C=11 in 6N HCl)
 
Chloride (Cl)
 Not more than 0.10%
 
Heavy Metals (Pb)
 Not more than 10 PPM
 
Loss on Drying
 Not more than 0.20%
 
Residue on Ignition (Sulfated)
 Not more than 0.20%
 

Packing:25kg/bag
Storage:be stored in shady ,air proof and cool place
Shelf life:2years