Type: | Histidine |
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Chemical Character: | Acidity |
Appearance: | Powder |
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Product Name:L-Histidine Base
CAS No.:71-00-1
Other Names:glyoxaline-5-alanine
MF:C6H9N3O2
EC No.:200-745-3
Grade:Food Grade,Pharm Grade
Standard:USP/AJI/EP/CP
Appearance:White Crystalline Powder
Shelf life:2 Years
Assay:98.5% ~ 101.5%
Molecular Weight:308.29
Description:
Histidine is a semi-essential amino acid (children should obtain it from food) needed in humans for growth and tissue repair, Histidine is important for maintenance of myelin sheaths that protect nerve cells and is metabolized to the neurotransmitter histamine. Histamines play many roles in immunity, gastric secretion, and sexual functions. Histidine is also required for blood cell manufacture and protects tissues against damage caused by radiation and heavy metals.
Test Item | Specification |
Appearance | White crystals or crystalline powder |
Identification | Infrared Absorption |
Assay | 98.5% ~ 101.5% |
Residue on ignition | ≤ 0.4% |
Chloride(Cl) | ≤ 0.05% |
Sulfate(SO4) | ≤ 0.03% |
Iron(Fe) | ≤ 30ppm |
Heavy metals | ≤ 15ppm |
Organic Impurities | Not more than 0.5% of any individual impurity is found Not more than 2.0% of total impurities is found |
Specific rotation[α]D25 | +12.6°~ +14.0° |
pH | 7.0 ~ 8.5 |
Loss on drying | ≤ 0.2% |
1. L-Histidine is an extremely important component of amino acid infusion and comprehensive amino acid formulations for the treatment of gastric ulcers, anemia and allergies.
Ningbo Newrainbow Biochemicals Co.,Ltd. is an Eastern China-based import and export company dealing with Amino acids, Vitamins, Plant Extracts and all the other Ingredients which are widely used in pharmaceutical, nutraceutical, food and cosmetical industry. Started in the year of 2012, we understand the importance of timely shipping and have built our business around reliable services. From beginning to the end, our customers know that they can trust our team to deliver only the highest quality customer service.
Ningbo is a beautiful city and also an ancient harbour city. It is an important trading port and today with 1.2 billion tons of freight the biggest harbour all over the world. And only 2 hours drive to Shanghai city. Thanks to the big advantages of location, we have very good partners of logistic solution to eliminate all of customers supply chain inefficiencies for you.
Our young company started from the year of 2012, we have developed very good partnership with a lot of manufacturers here and many esteemed customers abroad.All the manufacturers we cooperated are carefully screened and we go to their plant often in case of inspection for some purpose. Certificates such like KOSHER/HALAL/FSSC are all available.
1.Strictly quality inspection before delivery
2.Very good logistics and transportation service
3.Good payment terms
4.Good communication