For successful gc qualification you will require a gas flowmeter and a digital thermometer with probes suitable for reaching into column ovens/compartments and maybe into autosampler trays.

Vkit-gfm is a digital gas flow meter specifically designed to measure gc flow rates independently of gas type.

Service teams and frequent validators should choose the flexible & feature packed vkit-1512 multi-channel digital thermometer with logging and printing facility.

Occasional validators may prefer to use the simple, cost-effective single channel device, single channel digital thermometer