Лучшая цена пищевая добавка L цистин CAS. 56 89 3 L цистин

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Food Grade Additive L-Cystine


Best Price Nutritional Supplement L Cystine CAS. 56-89-3 L-Cystine



Product Description


Food Grade Additive L-Cystine


Food Grade Additive L-Cystine






































 Product Name L-CystineFood Grade Additive L-Cystine
 Appearance White Crystalline Powder
 Specification 99%
 CAS No. 56-89-3
 Molecular Formula C6H12N2O4S2
 Molecular Weight 240.3
 Grade Food Grade
 Shelf Life 2 Years

 


L-Cystine is an organic substance. It is a sulfur-containing Amino Acid. It exists in a small amount in protein, mostly in keratin of hair, fingers and claws.


 


L-Cystine and L-methionine are the amino-acids required for wound healing and formation of epithelial tissue. It is able to stimulate the hematopoietic system and promote the formation of white and red blood cells. It can also be used as a component of parenteral nutrition and enteral nutrition.It can also be used for the treatment of dermatitis and protection of liver function. L-cystine is manufactured through the enzymatic conversion from DL-amino thiazoline carboxylic acid.


 


Food Grade Additive L-Cystine


1.L-Cystine has the function of promoting cell oxidation and reduction of the body, increase the white blood cells and preventing the development of pathogenic bacteria and so on.


 


2.L-Cystine is in favor of conducive to the development of animal, and increase body weight and liver and kidney function, improve the quality of fur.


 


3.L-Cystine can promote wound healing, prevent skin allergies and the treatment of eczema and other effects.


 


4. L-Cystine is used for adjuvant treatment of acute infectious diseases, bronchial asthma, neuralgia and burns.


 


5. L-Cystine can promote hair growth, prevent skin aging, typhoid dysentery, influenza and various poisoning diseases.


Food Grade Additive L-Cystine
































































































Item



Requirements



Results



 Appearance



White Powder



White Powder



 HPLC



The principal spot obtained with test solution corresponds in position, appearance ,and intensity with that obtained from reference solution.



Conforms



 Specific Rotation



+21.3°~+27°



+23.06°



 Residue on ignition



≤5.0%



0.02%



 PH



2.0-2.8


              2.33

 Transmittance(T430)



clear & colorless
≥98.0%



99.7%



 Chloride(Cl)



≤0.02%



<0.02%



 Loss on drying



≤ 0.3%



0.05%



 Ammonium(NH4)



≤0.02%



<0.02%



 Sulfate(SO4)



≤0.02%



<0.02%



 Iron(Fe)



≤10ppm



<10ppm



 Heavy metal



≤ 10ppm



<10ppm


 



 Pb 



<1 ppm



Complies



 Cadmium(Cd) 



<0.5 ppm



0.3ppm



 As 



<10ppm



Complies



 Hg



< 1 ppm



Negative



 Purity (HPLC)



≥99%



99.5%



Food Grade Additive L-Cystine1. For Research;


L-cystine is used in the preparation of biological culture medium and in biochemical and nutritional research.



2. For Biochemical Reagents;
It is used for the preparation of biological culture medium.



3. For Animal Feed;
L-cystine can be used as a feed nutritional enhancer, which is conducive to animal development, weight gain and liver and kidney function.



4. For Cosmetics;
L-cystine can be used as cosmetic additive, which can promote wound healing, prevent skin allergy and treat eczema. It is mainly used for emulsion, perm, sun protection, skin care and so on.



5. For Food;
In the food industry, L-cystine is used as food flavoring agent, dairy additive and rapid growth promoter of bread.


 





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Food Grade Additive L-Cystine


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Company Information


Food Grade Additive L-Cystine 





FAQ


Q1. What's the MOQ?
A: MOQ is the minimum sales quantity of the product. Because each product has different prices and different packaging methods, there will be differences. Please consult the relevant professional sales manager for details.
 
Q2. What's the shipping time?
A: Usually the products we sell have enough stock to deliver the goods in a short time
 
Q3. What transportation methods does our company have?
A: Our company cooperates with DHL and fedex, as well as airlines and shipping companies. There are also some more efficient transportation methods, such as dedicated transportation lines.
 
Q4. Can you supply the free sample?
A: Generally, we will provide samples for customer testing to ensure that the quality of our products meets customer requirements. 
 
Q5.Does our company support third-party testing?
A: Our company has long-term cooperation with well-known third-party testing agencies and can provide third-party testing services.




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