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Featured Products
- Easily convert to LC/MS/MS testing with Ultra II® columns.
- Unique Biphenyl phase allows for selective analysis of difficult-to-resolve compounds.
- Improved hydrophobic retention reduces matrix interferences compared to competitor phenyl-based columns.
- Low bleed column ideal for GC/MS and trace level analyses.
- Excellent inertness, improves accuracy for active compounds.
- Longer column lifetime saves costs and reduces downtime.
- Variety of filter types, porosities, and diameters.
- Color coded for easy identification.
- Polypropylene housing.
- Reusable storage container.
- Quantity break pricing, for greater savings.
- Test mixture and internal standard available.
- Rigorous quality controls and full data packs available ONLINE!
- Vials packaged in a clear-lid tray. Preassembled caps with septa packaged separately in a plastic bag.
- Black polypropylene open-hole caps and 8mm red PTFE/silicone septa, 0.065".
- Contain a wide range of tubing, fittings, and tools necessary to set up and maintain your HPLC system.
- Available in stainless steel or PEEK™.
For more products and applications for clinical/forensic analyses,
please use the links to the right.
please use the links to the right.
Featured Resources
LC/MS in Forensic Toxicology: Selecting a Killer LC Column
An overview of the principles of LC/MS, focusing on the impact of column selection. Attendees will learn how to optimize separations using stationary phase selectivity and column dimensions.
Speakers: Becky Wittrig, Global HPLC Specialist, & Amanda Rigdon, Clinical/Forensics Applications Chemist
View Webinar (Windows Media file, 62 minutes)
< Added October 2009
Ultra II® Biphenyl columns improve the accuracy of diuretics analysis in urine by separating target diuretics from isobaric matrix interferences. Fast, reliable separation can be achieved for compounds that coelute on phenyl hexyl columns.
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New Rxi®-5Sil MS columns produce consistent results for amphetamine—even after 400 injections of derivatizing reagent—resulting in less time and money spent on column maintenance and replacement.
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Ultra II® is the first LC column line specifically designed for universal application and completely scalable chromatography, from conventional to ultra-high pressure systems. Available in a wide range of phases, including traditional and unique chemistries.
lit. cat.# GNTS1177 (393kb PDF)
lit. cat.# GNTS1177 (393kb PDF)
Biphenyl columns provide both high hydrophobic retention and aromatic selectivity in the same column. Orthogonal separations can be achieved with simple mobile phase changes, giving markedly better separations for a wide variety of molecules.
lit. cat.# GNFL1096 (523kb PDF)
lit. cat.# GNFL1096 (523kb PDF)
Ensure proper LC/MS/MS system performance by analyzing a system suitability mix on a regular basis. This mix contains compounds covering a wide range of masses and polarities, and a simple test is used to evaluate the entire analytical system.
lit. cat.# CFTS1002 (160kb PDF)
lit. cat.# CFTS1002 (160kb PDF)
A new LC method for analyzing ethanol metabolites using ion-pairing provides higher retention, faster analysis times, and improved MS sensitivity for EtG and EtS, compared to conventional methods.
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Conventional techniques for vitamin D analysis often lack adequate sensitivity, specificity, and speed. This LC/MS/MS assay results in highly symmetric peaks that elute in just 5 minutes.
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