L-Cystine Powder Amino Acid Powder Cystine CAS 56-89-3 CAS NO.56-89-3

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L-Cystine Powder Amino Acid Powder Cystine CAS 56-89-3

 

Products Description

Properties:White crystal or crystalline powder, odorless, flavorless, almost insoluble in water or ethanol, soluble in diluted acid or basic hydroxide solutions.

 

Application

1. Cystine is a crystalline, sulfur-containing amino acid, formed from two molecules of the amino acid cysteine.
2. It can be converted to cysteine by reduction and was discovered in 1810 but was not recognized as a component of proteins until 1899, when it was isolated from animal horn – it is particularly abundant in skeletal and connective tissues, hair and digestive enzymes.
3. L- Cystine helps strengthen the immune system, reduce damage from free-radicals, repair RNA-DNA in the cells and assimilation of vitamin B6. L-Cystine is closely related to the amino acid, L-Cysteine.
4. L-Cystine aids in preventing the side effects of chemotherapy and radiation.
5. It increases L-Glutathione levels in the lungs, liver, kidney and bone marrow.
6. L-Cystine also has an anti-aging effect on the body which can reduce the accumulation of age spots.

 

Specification

Item	Index
Specific rotatory power[α] D20	-215º -225º
Clarity	≥ 98.0%
Ammonium salt[NH4]	≤ 0.02%
Chloride[CL]	≤ 0.02%
Residue on ignition	≤ 0.10%
Sulfate[SO4]	≤ 0.02%
Iron salt[Fe]	≤ 10 ppm
Heavy metal[Pb]	≤10 ppm
Arsenic salt	≤1 ppm
Other amino acid	Color layer can not be checked out.
Loss on drying	0.20%
Content	98.5 -101.0%

Packaging	1kg-15kg packing	2 PE bag inside + 1 foil bag outside in carton
	25kg-50kg packing	2 PE bag inside + 1 foil bag outside in drum
	Other packing	Customized packing
Drum Size	D38cm*H60cm or customized, 25 kg/ drum
Shipping	1-50kg	International Express	Fast and convenient	Door to Door
	50-500kg	Air Transportation	Fast and cheap	To Air Port
	Above 500kg	Sea Transportation	Cheap and convenient	To Port

 

 

 

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Q3: How can i get a sample

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Q4: How to confirm the Product Quality before placing orders

You can get some sample, or we can send certificate of analysis or HPLC or NMR to you.

Q5: How to guarantee the quality of your products

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Q6: How can I make payment safe

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Q7: Whether you could make our brand on your products

Yes. We can print your Logo on the packages if you can meet our MOQ.

 

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4. Support multiple trading methods and payment. We support wire transfer, , Paypal payment.

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6.OEM/ODM Available.

7.We offer convenient one-station purchasing service.Our professional and thoughtful after-sales service eliminates your worries.

8. We has many years’ exporting experience in active pharmaceutical ingredient products, strictly on selecting raw materials

9.Our distribution capabilities include:

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Anything from bulk shipments of thousands of tonnes down to the smallest shipment of packed goods and even samples.

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Segregated materials by business unit and hazard classification

Temperature controlled storage and transport

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Re-packing, drum filling, bagging

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