851541 GAS SPAN 25PPM HYDROGEN, SULPHIDE BALANCE NITROGEN 58LT

Span Gas for all types of gas detectors and analyzer. To help comply with standards, various types of calibration gas cylinders are available for your usage. The most important accessory to any gas detector is a calibration kit, which provides the means to determine if the instrument is working properly. When using gas detection equipment, it is necessary to calibrate the equipment on a regular basis to guarantee accurate results. According to some regulations and standards, one must test the gas detector prior to each use with a suitable test gas. Type of Mixture Gases: A span gas comes in aluminum alloy cylinder. Please specify kind of gas with capacity of cylinder you request selecting from standard ranges in the following table. If other Mixtures are required, please specify Gas Type and Concentration.