CAC 34L Quad-gas Mixture

For calibrating or bump testing multi-gas instruments with H2S, CO, O2 and LEL sensors, Ideal for use with automated bump test and calibration stations with the demand flow regulator. Alternatively for manual bump test and calibrations use with a fixed flow regulator and your instruments calibration cap. Quad-gas mixture composition.
Methane (CH4) – 2.5% LEL
Oxygen (O2) – 18%
Carbon Monoxide (CO) -100ppm
Hydrogen Sulfide (H2S) – 25ppm
NOTE: Other mixtures and single gases available on request.
Aluminium cylinder material C10 valve connection (5/8″-18) 24 month life Manufactured gravimetrically to ISO 6142
Certified Analytical tolerance: 2-20ppm = +/- 10% 21- 50ppm = +/- 5% 51-300ppm = +/- 2%