Welcome to Markes
Markes International is a specialist manufacturer of instrumentation for detection of trace-level volatile and semi-volatile organic compounds (VOCs and SVOCs). Markes has a well-deserved reputation for its application expertise in the field of thermal desorption, supplying a comprehensive range of instrumentation, sampling equipment and consumables that enhance the analytical capability of GC–MS. In addition, Markes has gained recognition for its innovative, high-performance BenchTOF™ range of time-of-flight mass spectrometers for GC, and associated compound-identification software. Markes’ technological innovation in mass spectrometry also includes Select-eV®, ground-breaking ion-source technology, which allows the production of reference-quality 70 eV EI mass spectra with conventional full-fragmentation patterns, and repeatable ‘soft-ionisation’ spectra with reduced fragmentation and an enhanced molecular ion.