Calibration Gas for BW Technologies Multigas Monitors

***** Please note that the image is a generic image of a bottle of gas*****

This Listing is for Replacement Bottle of Calibration for BW Technologies Multigas Monitors.

Concentration:  18% O2, 25 ppm H2S, 100 ppm CO and 50% LEL Methane (2.5% Vol)

Size:  Select from 34 Liter, 58 Liter, 116 Liter Size Bottle 

Shelf Life:  24 Months

***** Please note that we use two different suppliers of calibration gas, so the case may be different, and bottle may be a different color than the images listed *****