CALGAZ calibration gas 100PPM Hydrogen Sulfide (H2S), 200PPM Carbon Monoxide (CO), 2.5% (50% LEL) Methane (CH4), 10% Oxygen (O2) Balance Nitrogen 11 Liter (12-PACK) Aerosol Cylinder, Cylinder/Blend: 1AL 100PPM H2S/200PPM CO/2.5%CH4/10%O2/N2, Catalog: A0428765
Calibration gas is non-returnable
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Calgaz gas mixtures and regulators are manufactured, fully tested and shipped from Calgaz state-of-the-art production facility in Cambridge, Maryland, USA.
Gas Mixtures
ISO 9001-2008
ISO 17025:2005 accreditation for Ethanol in Nitrogen
All gas mixtures are made gravimetrically
All gas mixtures are fully traceable back to their original raw materials
All master blends are analyzed 100%
Lot analysis on transfilled cylinders
Cylinders
Cylinders are leak checked with mass spectrometer
All cylinders are pressure checked
All lots of cylinders are traceable by lab database