2AL 25PPM H2S / 50PPM CO / 2.5% CH4 / 12% O2 / N2 - CALGAZ CALIBRATION GAS

 Calgaz has a range of three types of 2AL aluminium cylinders designed to meet your needs. The 2ALE and 2ALU are both approved for global use and vary only slightly in terms of height, appearance and weight. The 2ALR is our refillable cylinder version which can only be supplied in the USA.

Content of this gas is as below :

25PPM HYDROGEN SULFIDE
50PPM CARBON MONOXIDE
2.5% METHANE
12% OXYGEN
Nitrogen Gas

Packing : 34L/ Cylinder
For more details. Feel free to ask us out! Don't worry we don't bite :)