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L-Histidine hydrochloride monohydrate CAS :5934-29-2

Basic Info

Model No.: WHARTON-V

Product Description



L-Histidine hydrochloride monohydrate

CAS :5934-29-2

L-Histidine free base

CAS No.:71-00-1

MF: C6H9N3O2

EINECS No.:200-745-3

Grade Standard: food grade, pharma grade


Quality Standard:





white crystals or crystalline powder, slightly bitter taste


Infrared absorption(AJI92)

State of Solution

clear and colorless

Specific rotation[a]D25




Loss on drying


Residue on ignition






Heavy metals


Organic volatile impurities

Meets the requirements

Chromatographic purity

Meets the requirements


99.0% to 101.0% 


White crystal or crystalline powder. Odorless. Slightly bitter taste. Melting and decomposition is about 277-288 °C. Imidazole and metal ions form a complex salt. Soluble in water (4.3g/100ml, 25 °C), is extremely difficult to dissolve in ethanol, insoluble in ether. Very small due to the solubility and other reasons, are commonly used in its hydrochloride.


Colorless acicular or flaky crystal, soften at 277 °C, 287 °C decomposition. At 25 °C in the water solubility of 41.9 g/L, very slightly soluble in alcohol, insoluble in ether and chloroform. Sweet taste. Melting point of 282 ° C, compared to 12.4 ° rotation (C = 11, 6 NHCl.




Used as a nutritional enhancer, is important in amino acid infusion, compound amino acid preparation. Can be used in the treatment of gastric ulcer. Also used for biochemicalresearch.





 Xi’an Wharton Bio-Tech Co.,Ltd  is a national key high-tech enter prise,which mainly specializes in the R&D,operation and production of pharmaceutical APIs and intermediates.Our company is situated in E&T development zone,xi’an city shaanxi,it is easy of access.Our company has independent R&D center,raw material synthesis workshop,has advanced quality instruments and equipmentm,several product patents there are 15 experts in our research team.We insist in innovation and produce high quality products.we have GMP standard workshop and complete equipment.the superior product qualityis guaranteed by 300,000 level air-conditioning clear system within purification drying and packing procedures.we have 2 sales department over 30 people and sell our products all over the world.we also have strong professional research and development team,talented personnel and completely equipped laboratory for quality controlling.Various detection device is equipped in Wharton such as HPLC,GS,Spectrophotometer,AAS,Polarimeter,Auto titrators,BOD Incubators,COD Incubators,Melting point apparatus and so on.

Our Service


---------------------------------------------------------------------------------------------------------------------------------------------------------------------1. All inquiries will be replied within 12 hours.


2. Dedication to quality, supply & service.


3. Strictly on selecting raw materials.


4. OEM/ODM Available.


5. Reasonable & competitive price, fast lead time.


6. Sample is available for your evaluation & Formulation development.


7. Faster delivery:Sample order in stock and 3-7 days for bulk production.


8.We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder


9. After-Sale Service:


1) International Authorized Third-Party Test For The Products You Demand.


2) 30 Days Warranty of quality of goods. 


Our Advantage



 FAQ ------------------------------------------------------------------------------------------------------------------------


1.Are you a manufacturer or trade company?


We are a professional manufacturer.


2.What products your company specialize in?
We specialize in Vitamin B12(Cyanocobalamin), Coenzyme Q10 , Nicotinamide Riboside , Scopolamine Butylbromide , Vitamin B1 ,Vitamin B6 , Vitamin B9(folic acid) , Vitamin k2 mk7 ,Hyaluronic Acid.


3.What’s your payment terms?
Standard terms: T/T in advance and Western Union.
Also L/C at sight is acceptable for large amount.


4.What’s the warranty service do you offer?
We offer 24 month warranty for all our products.


 5.How do you ensure monthhigh quality of your products?

Strict QC with 6 steps testing from raw material purchase to finished product.


 6.How do you ship the order normally?

For large qty order,ship the goods by sea.
For small qty order, by air or express. We supply optional express for you, includingDHL,FEDEX,UPS,TXT,EMS,ARAMES and so on.


  Send your Inquiry Details in the Below, Click "   Send " Now!



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