TSQ Quantum GC: The Next Evolution in GC Triple Quadrupoles
TSQ Quantum GC: The Next Evolution in GC Triple Quadrupoles Continuing over 25 years of triple quadrupole GC/MS technology leadership, the new TSQ Quantum GC high-performance GC-MS/MS system offers features and specifications that meet the most demanding of quantitative challenges. Read more
What's New
HPLC Analysis of Biomolecules Technical Guide
HPLC Analysis of Biomolecules Technical Guide This 48-page guide helps you tackle the challenges to effectively characterize biomolecules with HPLC, focusing on the most common separation methods: reversed phase, ion exchange, and size exclusion. Request yours today
Free Proteomics Reference Poster
Request this useful 23" x 35" poster that contains frequently referenced mass spectrometry data used by protein chemists, including mono-isotopic masses and formula weights of amino acids, common post translational modifications, and much more.
ASMS 2007 Posters and Presentations on CD
ASMS 2007 Posters and Presentations on CD Get up-to-date with the latest LC/MS technical information you need on the job. Request your CD today while supplies last!
Environmental GC/MS Seminar Series
Environmental GC/MS Seminar Series Sept. 11 - Nov. 2
Numerous N. American locations
Enhance the GC/MS performance and productivity in your environmental lab by attending one of these informative seminars. Click here to view the agenda or to register.
Preventive Maintenance Kit Special Offer*
Self-installable preventive maintenance kits eliminate the time and hassle of ordering the parts you need and contain all the factory replacements parts and instructions to maintain optimal instrument performance. Request a quote and for a limited time, get FREE shipping.
*Available for DSQ-, LCQ-, LTQ-, PolarisQ and Quantum-Series Mass Spectrometers. Offer limited to the US and Canada.
Visit Us at These Upcoming Tradeshows
September 25-28 -- Basel, Switzerland

October 15-19, 2007 -- Durham, NC

October 18-21, 2007 -- Beijing, China

Analytica Anacon
October 31 - November 2, 2007 -- Hyderabad, India

3rd International Symposium on Recent Advances in Food Analysis
November 7-9 -- Prague, Czech Republic

November 11-15, 2007 -- San Diego, CA

November 12-15, 2007 -- Somerset, NJ
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Back Issues
Find previous issues of the Separated by Experience enewsletter at the Chromatography Resource Center.
Mobile Phase Selection in LC/API-MS
Mobile Phase Selection in LC/API-MS This informative application note discusses the effects of numerous mobile phase parameters that can lead to improved chromatographic resolution and detector response in LC/API-MS.
Porous Graphitic Carbon for the LC/MS Analysis of Hydrophilic Peptides
Download this HPLC 2007 poster to discover the advantages of using porous graphitic carbon (PGC) in the LC/MS analysis of di-, tri- and penta-peptides containing polar and basic terminal amino acid residues.
Food Safety with the TSQ Quantum™ Triple Quad
Food Safety with the TSQ Quantum™ Triple Quad The TSQ Quantum Discovery MAX, with H-SRM capabilities and H-ESI source, is ideally suited for high-throughput analyses of mycotoxins in cattle forages and various food matrices. Learn more
Improved MID Detection of Toxaphenes
Read how advancements in high resolution GC/MS technology allow for highly sensitive toxaphene analyses that comply with the Stockholm Convention monitoring program.
Aromatic Amines from Azo Dyes
Aromatic Amines from Azo Dyes Obtain very symmetrical peaks in the fast analysis of these very basic compounds on Hypersil GOLD™ 1.9 um columns. See conditions here
High Temperature LC Analysis of Triton-X
Learn how the steric selectivity and temperature stability of Hypercarb™ columns are used to perform the analysis of this surfactant in 3 minutes.
Quick Tips
Optimizing LC Baseline for U-HPLC
Minimizing baseline noise is very important to chromatographers using very sensitive U-HPLC conditions. Download these measures to help manage baseline noise in your analyses.
Column Selection for Polar Compounds
Column Selection for Polar Compounds The first step to overcoming the challenge of separating difficult polar compounds is choosing the correct column. Learn which columns are most appropriate