High Quality Special Design for 138774-94-4 - L-amino acids L-Prolinamide CAS No.: 7531-52-4 bulk stock – Tongsheng Amino Acid Manufacturer and Supplier

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Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for TYROSINE, Boc-Sar-OH, Fmoc-D-Leu-OH, Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket!

Special Design for 138774-94-4 - L-amino acids L-Prolinamide CAS No.: 7531-52-4 bulk stock – Tongsheng Amino Acid Detail:

Product Detail

Appearance	White crystalline powder
Specific rotation(a)D20 (C=2,H₂O)	-11.0º to –12.0º
Melting Point (ºC)	158.0ºC to 163.0 ºC
Chloride (Cl)	Not more than 0.02%
Ammonium(NH4)	Not more than 0.02%
Sulfate (SO4)	Not more than 0.020%
Iron(Fe)	Not more than 10ppm
Heavy metal(Pb)	Not more than 10ppm
Arsenic(As2O3)	Not more than 1ppm
Loss on drying	Not more than 0.50%
Residue on ignition	Not more than 0.2%
Assay	98.5 to 101.0%
Validity period	2 years
Package	25kg/ drum
Transportation	by sea or by air or by land

Synonyms

hydroxy-pyridin-3-yl-acetic acid;
L-Pyroglutamicacid;
L-oxoproline;
L-Proline, 5-oxo-;
5-oxo-L-proline

Application

L-pyroglutamic acid has strong moisturizing function and strong penetration in skin. As a highly nutritious and easily absorbed additive, it can regulate the skin and act as a moisturizer.
L-pyroglutamic acid also inhibits the activity of tyrosine oxidase, so as to prevent the deposition of “melanoid” substances in the skin and whiten the skin. It can soften cutin and can be used in nail cosmetics.
L-pyroglutamic acid can also form derivatives with other organic compounds. It has special effects in surface activity, transparency and brightness. It can also be used as surfactant for detergent; Chemical reagent for the resolution of racemic amine; Organic intermediates;Medical intermediates, body supplements.

Superiority

1. We usually have ton level in stock, and we can delivery the material quickly after we receive the order.
2. High quality & competitive price could be provided.
3.Quality analysis report (COA) of the shipment batch would be provided before the shipment.
4. Supplier questionnaire and technical documents could be provided if request after meeting a certain amount.
5. Great after-sales service or guarantee : Any of your question would be solved as soon as possible.
6. Export competitive products and export them abroad in large quantities every year.

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In order to best meet client's needs, all of our operations are strictly performed in line with our motto "High Quality, Competitive Price, Fast Service" for Special Design for 138774-94-4 - L-amino acids L-Prolinamide CAS No.: 7531-52-4 bulk stock – Tongsheng Amino Acid , The product will supply to all over the world, such as: Zambia, Kazakhstan, Singapore, We adopted technique and quality system management, based on "customer orientated, reputation first, mutual benefit, develop with joint efforts", welcome friends to communicate and cooperate from all over the world.

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