Applications of the MODcol Dynamic Axial Compression Spring Column Technology 10 May 2010: This application note presents the MODcol® Dynamic Axial Compression Spring® Column technology from Grace Davison Discovery Sciences. This technology compensates for voids formed by bed settling, extending column lifetime and improving column performance without an external power source. The highly versatile MODcol® DAC Spring® Columns provide flexible technology for preparative and semi-preparative chromatography. Grace Davison Discovery Sciences
Wheaton Announces Advanced Design Cryogenic Vials for Biostorage 07 May 2010: Wheaton Science Products has recently introduced their CryoELITE™ line of polypropylene cryogenic vials which are specifically designed for the failsafe cryopreservation of biospecimens for long-term storage and the efficient traceability for future retrieval. Wheaton Science Products
MACHEREY-NAGEL Announces New TLC Product ALUGRAM Xtra 07 May 2010: MACHEREY-NAGEL presents its new TLC product ALUGRAM® Xtra. ALUGRAM® Xtra SIL G aluminium sheets are covered with unmodified silica from own manufacturing. This new product features outstanding wettability and excellent separation efficiency from lot to lot. MACHEREY-NAGEL GmbH & Co. KG
Detecting Barbiturates by Reversed Phase Liquid Chromatography 05 May 2010: Barbiturates are central nervous system depressants and they act in a similar manner to alcohol and slow down many areas of the brain. This application note presents a method of extracting barbiturates from urine and plasma samples by using Tox-Elut solid phase extraction columns and identification through UV/Vis absorbance spectrum comparisons with a reference library. Cecil Instruments Limited
Are Natural Products Delivering? Experiences and Recommendations from 27 Screening Campaigns 04 May 2010: In this application note from BioFocus, microbial strain subfractions are generated and used in high-throughput screens (HTS) for analysis with regard to diversity, selectivity and strain origin. Natural compounds were identified during the follow up of subfraction screening programs and their chemical properties have been analyzed. Searches in natural product databases revealed that 135 of the 645 identified natural compounds are novel compounds. BioFocus