Product Details

• Calibration gases are used as comparison standards in the calibration of many instruments and ensure that they read correctly
• Gravimetrically mixed providing the highest accuracy and consistency in the market and NIST traceable
• Custom mixes and sizes available
• Refillable cylinders are ISO-7866 certified
• Aluminum cylinder capacity: 34 liter
• Gas make-up: Hydrogen sulfide 25 ppm/ carbon monoxide 50 ppm/ methane 2.5% (50% LEL)/ oxygen 12.0%/ nitrogen