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Product Details:
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| Product Name: | L-Pyroglutamic Acid | Synonym: | S)-(-)-2-Pyrrolidone-5-carboxylic Acid |
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| Appearance: | White Crystals Or Crystalling Powder | CAS No: | CAS 98-79-3 |
| Molecular Formula: | C₅H₇NO₃ | Purity: | Not Less Than 99% |
| Shielf Life: | 2 Years | ||
| High Light: | C5H7NO3 cosmetic supplement,cosmetic supplements CAS 98-79-3,non-toxic pyroglutamate supplements |
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C₅H₇NO₃ Cosmetic Additive L-Pyroglutamic Acid White Crystals or Crystalline Powder
Product Description
L-Pyroglutamic acid is one of the major components of natural moisturizing factor of the skin, its moisturizing ability is far stronger than glycerin and propylene glycol. Moreover, it is non-toxic, non-irritating, and is an excellent raw material for modern skin care, and hair care cosmetics. Pyroglutamic acid also has inhibitory effect on the tyrosine oxidase activity, and thus preventing "melanoidins" substance from being deposited in the skin, and having a whitening effect on the skin. It has a keratin softening effect which can be used in nail cosmetics.
Specifications
| Test Items | Standards | |
| 【Specific Rotation [α]D20】 | -10.5°to -12.3° | |
| 【Inspect】 | Chloride(Cl) | not more than 0.020% |
| Sulfate (SO4) | not more than 0.020% | |
| Heavy metals (Pb) | not more than 10ppm | |
| Iron(Fe) | not more than 20ppm | |
| Arsenic (As2O3) | not more than 1ppm | |
| Other amino acids | conforms | |
| Loss on drying | not more than 0.5% | |
| Residue on ignition | not more than 0.2% | |
| 【Assay】 | 98.5 to 101.0% | |
Q&A
1. What packages do we have?
We have paper drums, paper bags and big bags for packaging. The net weight of each paper drum or bag is 25kg; while the big bags are customs made. It can be 100kg, 300kg, 500kg, 1000kg, etc.
2. Do we keep retention samples and batch records?
Yes. We would keep retention sample and batch records for each batch of product for as long as one year after the expiry date.
3. What certifications do we have?
We have GMP, ISO22000 , Kosher and Halal certificate . We are also DUNS and Sedex-registered.
4. What is our sample policy?
NMT 1kg, it is free. If more than 1kg, we would charge accordingly ; We shoulder the sample freight or delivery cost.
Contact Person: Flora Tian
Tel: +86(0)2886659617
Fax: 86-28-83376052
