L-Histidine Monohydrochloride Monohydrate

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L-Histidine Monohydrochloride Monohydrate
 
A monohydrochloride monohydrate salt of L-histidine. L-Histidine is an essential amino acid. It is widely used as an ingredient in infusion.

Cas.No 5934-29-2
Assay 99.0-101.0%
Specification White crystals or crystalline powder, odorless, slightly bitter acid taste
Applications Infusion, Cell culture media, Biotech
Packaging 25kg&50kg
Pharmacopeia EP,FCC
STORAGE Controlled room temperature in tight container

 
SPECIFICATION AND PROCEDURE

State of solution
(Transmittance)
Not Less Than 98.0%
pH 3.5~4.5
Specific rotation[α]20D +8.9~+9.5°
Ammonium (NH4) Not More Than 0.020%
Chloride content (Cl) 16.6~17.1%
Sulfate (SO4) Not More Than 0.020%
Iron (Fe) Not More Than 10 ppm
Heavy metals (Pb)** Not More Than 10 ppm
Arsenic (As2O3) Not More Than 1 ppm
WATER 7.2 to 10.0%
Residue on ignition Not More Than 0.10%
Related substances Not More Than 0.2%
Endotoxin* Less Than 6.0 EU/g
Assay (dry basis) 99.0~101.0%

· * The endotoxin-certified grade will be supplied on request.
· ** FCC grade (Lead : Not More Than 5 mg/kg) will be supplied on request.
· This product meets requirements of residual solvents listed in the current JP, USP and EP.
 

L-Histidine Monohydrochloride Monohydrate


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