Ammonia (NH3) Calibration Gas - 50 PPM (Nitrogen Balance)

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

This Listing is for Replacement Bottle of 50 PPM of Ammonia 

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

Concentration:  50 PPM of Ammonia with a Balance of Nitrogen

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 *****