Gasco 307 200 PPM CO, 50% LEL (CH4) in Air
Gasco 307 200 PPM CO, 50% LEL (CH4) in Air is commonly used for calibration and response testing (bump testing) of hazardous gas monitors and laboratory instruments. It is available in disposable single use cylinders 10L, 17L, 34L (aluminum cylinder), 34LS (steel cylinder), 58L, 105L, 221L and 600L and refillable cylinders 44ES, 58ES, 66ES, 105ES,650ES and 900ES.
Shelf life is 5 years from date of manufacture.
Many other concentrations in addition to this are available. If you do not see what you want please take a moment to call (1-800-804-6196) or email to email@example.com check availability and pricing.