Advanced Separations Technologies, Inc (Astec), is a leading name in chiral chromatography, and is now part of Supelco and the Sigma-Aldrich family. Astec has been in the business of developing and manufacturing analytical and preparative chromatography products since 1983. In this period, Astec has patented many novel products for use in both capillary GC and HPLC, especially in chiral chromatography. This leadership in innovation has generated widely recognized HPLC products (CYCLOBOND™ and CHIROBIOTIC™) and capillary GC products (CHIRALDEX™).

Solving difficult separation problems with dependable, advanced technology products, and offering the widest range of chiral separations products and services available will continue to be emphasized. Please contact Sigma-Aldrich technical support to learn more about custom chiral methods development and custom chiral purification services. From Albuterol to Warfarin, your chiral separations are part of our commitment to excellence.

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We also have a vast library of Technical Resources where you can request catalogs & handbooks and view technical presentations, application reports, product bulletins, instruction sheets and more.

Just Published...
Amino Acid and Peptide Chiral Separations Handbook. Quantities are limited so sign up now for your copy!

Introducing the new CYCLOBOND I 2000 DNP™ Chiral Stationary Phase. This is a new dinitrophenyl derivative which is a highly stable and robust CSP with very broad selectivity for a wide variety of compounds. See our product bulletin for more details.

Introducing a new edition to the P-CAP polycyclic amine polymer chiral stationary phases. Designated P-CAP-DP, this diphenyl phase exhibits very high selectivity in normal phase and the polar organic mode. See our
product bulletin for more details.

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