Gas 58l 1.45 ch4 15 o2 60ppm co 20ppmh2s

Contains a mixture of 1.45% methane, 15% oxygen, 60 PPM carbon monoxide, 20 PPM hydrogen sulphide

Ideal for multi-gas detectors

Designed for use with Altair 4, Altair 4X, Solaris, Altair 5 and Altair 5X series gas detectors

Also good for use with Sirius™ PID multi-gas detector