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  • L-Histidine

L-Histidine

Description:

L-Histidine,white crystalline or crystalline powder,odorless,slightly bitter taste. Melting and decomposition at about 277~288 ℃. The imidazole and metal ions are easy to form complex salt. Dissolve in water (4.3g/100ml, 25 ℃), very difficult to dissolve in ethanol, insoluble in ether.

Less well known is that L-histidine is required by the body to regulate and utilize essential trace minerals such as copper, zinc, iron, manganese and molybdenum.L-Histidine is an essential amino acid that cannot be formed by other nutrients, and must be in the diet to be available to the body.

Product Name L-Histidine
Specification 99%
Appearance White Powder
Grade Food Grade
CAS 71-00-1
MF C6H9N3O2
EINECS No 200-745-3
Storage conditions Store in cool & dry place, Keep away from strong light and heat.
ANALYSIS SPECIFICATION RESULTS
Appearance White Powder Complies
Odor Characteristic Complies
Tasted Characteristic Complies
Assay 99% Complies
Sieve Analysis 100% pass 80 mesh Complies
Loss on Drying 5% Max 1.02%
Sulphated Ash 5% Max 1.30%
Extract Solvent Ethanol & Water Complies
Heavy Metal 5ppm Max Complies
As 2ppm Max Complies
Residual Solvents 0.05% Max Negative
Microbiology    
Total Plate Count 1000/g Max Complies
Yeast & Mold 100/g Max Complies
E.Coli Negative Complies
Salmonella Negative Complies