Markes International


Special Issues

LCGC SupplementsSpecial Issues-12-01-2017
Volume 35
Issue 12
Pages: 25

Company Description

Markes International, an industry leader in technology for trace organic analysis, manufactures a range of instrumentation and software that enhances the analytical capability and productivity of GC–MS systems.

Chief Chromatographic Techniques Supported

  • Thermal desorption (TD) as a sample concentration and introduction technique for GC

  • Time-of-flight mass spectrometry (TOF-MS) for GC and GC×GC

Markets Served

  • Environmental

  • Consumer environmental health

  • Defense and homeland security and forensic

  • Food and beverage

  • Fragrance and odor profiling

  • Biological profiling

  • Petrochemical

Markes' global customer base includes major industry, government agencies, academia, and the contract service laboratory sector.

Major Products/Services

Markes is globally recognized for its innovation, high-quality products, unrivalled technical expertise, and high level of customer service within the field of analytical TD. As a global technology leader of thermal desorption for GC, Markes has introduced many highly successful products to the analytical laboratory:

  • UNITY-xr: A universal thermal desorption unit for sorbent sampling tubes

  • TD100-xr: A fully automated TD system for sorbent tubes

  • ULTRA-xr series of TD autosamplers

  • CIA Advantage-xr systems for automated cryogen-free analysis of air and gas sampled using canisters

  • TT24-7xr for continuous air monitoring

  • The Micro-Chamber/Thermal Extractor for fast sampling of emissions from products and materials

  • Wide range of accessories and consumables for TD

Markes also manufactures the BenchTOF range of time-of-flight mass spectrometers and associated software. Markes' technological innovation for mass spectrometry also includes Select-eV® (ground-breaking ion-source technology) and Tandem Ionisation®, for BenchTOF.


Markes International's factory, technical center, and headquarters are located near Cardiff, UK. The company also has technical centers in Frankfurt, Germany, Shanghai, China, and Gold River, California. Markes also supports a global distributor network. Markes is a company of the Schauenburg International Group.

Markes International, Inc.
2355 Gold Meadow Way
Gold River, CA 95670

(866) 483-5684 (toll free)

Markes International Ltd.
Gwaun Elai Medi-Science Campus, Llantrisant, RCT, CF72 8XL, UK

+44 (0)1443 230 935

Markes International GmbH
Schleussnerstrasse 42,
D-63263 Neu-Isenburg,
Frankfurt, Germany

+49 (0)6102 8825569