1-1000 Grams
$1.50
≥1001 Grams
$1.30
supply High purity and Top quality L(-)-Glutathione
| Product Name: | L(-)-Glutathione |
| Synonyms: | glutathionedisulphide;glutathione-ssg;glutathonedisulfide;Glycine,L-.gamma.-glutamyl-L-cysteinyl-,2,2’-disulfide;glycine,l-gamma-glutamyl-l-cysteinyl-,(2,2’)-disulfide;l-oxidizedglutathione;N-(N-.gamma.-Glutamyl-cysteinyl)glycine-2,2-disulfide;n-(n-gamma-glutamyl-cysteinyl)glycine-(2,2)-disulfide |
| CAS: | 27025-41-8 |
| MF: | C20H32N6O12S2 |
| MW: | 612.63 |
| EINECS: | 248-170-7 |
| Product Categories: | Amino Acids & Derivatives;Sulfur & Selenium Compounds |
Items | Standards |
Assay | 98.0% --99.0% L-glutathione reduced |
Appearance | White or almost white, crystalline powder or colorless crystals. |
Odor & Taste | Characteristic |
Mesh Size | 100 mesh |
Solubility | Freely soluble in water, very slightly soluble in ethanol and in methylene chloride. |
Loss on Drying | Maximum0.5% |
Total Ash | Maximum0.3% |
Related substances | Complies with standard of EP 2007. |
Chlorides | Maximum 200 ppm |
Sulphates | Maximum 300 ppm |
Ammonium | Maximum 200 ppm |
Iron | Maximum 10 ppm. |
Residue on Ignition | Maximum0.1% |
Sulphated ash | Maximum 0.1% |
Heavy Metals | Maximum10 PPM |
As | Maximum2 PPM |
Cd | Maximum1 PPM |
Pb | Maximum1 PPM |
Hg | Maximum0.5 PPM |
Total Plate Count | ≤1000cfu/g |
Total Yeast & Mold | ≤100cfu/g |
E. Coli | Negative |
Salmonella | Negative |
Staphylococcus | Negative |
Glutathione (GSH) is a tripeptide that contains an unusual peptide linkage between the amine group of cysteine (which is attached by normal peptide linkage to a glycine) .
Thiol groups are reducing agents, existing at a concentration of approximately 5 mM in animal cells. Glutathione reduces disulfide bondsformed within cytoplasmic proteins to cysteines by serving as an electron dono
The aim of Xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".Xigema has 21 subsidiaries and holding companies.
Answer: Yes, we are factory founded on 2002.
Q2: How to contact with us?
Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q6: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q7:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
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