Overview

Columns

•ValcoBond

• VB-1
• VB-5
• VB-35
• VB-50/608
• VB-624
• VB-1701
• VB-Fluoro
• VB-Wax
• ValcoBond chromatograms

•ValcoPLOT

• Alumina
• Molesieve
• HayeSep A
• HayeSep B
• HayeSep C
• HayeSep D
• HayeSep N
• HayeSep P
• HayeSep Q
• HayeSep R
• HayeSep S
• ValcoPLOT chromatograms
• Retention index tables

Single column heating unit for Fast GC

Detectors

•Pulsed discharge detectors

• About PDDs
• Stand-alone dual mode system
• Plug-and-play detectors for Agilent 6890, 7890
• Plug-and-play detectors for other GCs
• PDD chromatograms

•Thermal conductivity detector

Gas purifiers

HayeSep porous polymers

Trace gas analyzers

Accessories

•Reduced breakdown injection port liners

•Injector nut for
HP 5890 & 5890

•Low mass external unions

•One-piece FS adapters

•Hydrogen and oxygen removal systems

•Gas purifiers

Haloalkanes Mixture in Methanol

A mix of halogenated alkanes is analyzed using two different modes, helium photoionization (upper) and electron capture (lower), demonstrating how the detector can be tuned to enhance or diminish response to certain types of compounds.