Test Gases
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2.5% (50%LEL) CH4, 18%O2, 25ppm H2S, 100ppm CO, 58L | BW
Honeywell
$296.13The Gasco 58 L-421 calibration gas cylinder (sometimes referred to as “58L-421”) is a quad-gas mixture designed for bump testing, calibrating, and verifying multi-gas detectors. This particular blend includes: Methane (CH?) at 2.5% by...$296.13 -
20ppm H2S, 60ppm CO, 15%O2, 1.45% vol. CH4, 58L | MSA
MSA
$296.13This is a 58-liter calibration (or bump-test) gas cylinder containing a quaternary gas blend tailored for multi?gas portable detectors (especially for LEL/combustible, CO, H?S, and O? sensors). The gas mix is: Methane (CH?): 1.45% by volume — used...$296.13