Thermal Desorption and Sample Automation & Concentration Equipment for GC-MS: Premier Instrumentation, Accessories & Supplies

A Velaris brand, Markes International is a multi-award-winning manufacturer of advanced instrumentation and consumables designed to enhance GC–MS analytical performance. The company is widely recognised for its expertise in sample automation and preconcentration technologies, including thermal desorption, SPME, headspace sampling, and high capacity sorptive extraction.

Markes solutions enable the detection of trace-level VOCs and SVOCs across solid, liquid, and gaseous matrices. Its systems are supplied globally through dedicated offices and an established distributor network, supporting research, government, industrial, and service laboratories in applications ranging from environmental monitoring and materials testing to food and beverage analysis.

Markes’ subsidiary, SepSolve Analytical, specialises in comprehensive GC×GC systems, time-of-flight mass spectrometers, and integrated analytical software.