High Quality Professional China 4530-20-5 - L-amino acids L-Prolinamide CAS No.: 7531-52-4 bulk stock – Tongsheng Amino Acid Manufacturer and Supplier

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We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for 1-Boc-4-Piperidinecarboxaldehyde, 50890-96-5, isoleucine, We will continually strive to improve our service and provide the best quality products with competitive prices. Any inquiry or comment is highly appreciated. Please contact us freely.

Professional China 4530-20-5 - 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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Persisting in "High top quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with customers from the two overseas and domestically and get new and aged clients' large comments for Professional China 4530-20-5 - 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: Curacao, Estonia, Belize, Since always, we adhering to the "open and fair, share to get, the pursuit of excellence, and creation of value"values, adhere to the"integrity and efficient, trade-oriented, best way , best valve" business philosophy. Together with our all over the world have branches and partners to develop new business areas, maximum common values. We sincerely welcome and together we share in global resources, opening up new career together with the chapter.

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