17 Liter canister of compressed gas for testing and calibrating NTM Sensors suite of hydrogen sensor products. The calibration gas contains 2% hydrogen with the balance air, perfect for testing the full functionality of the NTM alarm systems and for testing the sensor performance itself.  Our sensor technologies are designed for operation in air and requires air or the presence of oxygen  to operate properly.  That is why this calibrated gas canister is best for performing functional tests and calibrating the alarm system, with the balance of air you can safely use this gas without concern for damaging the sensor at all.

This product can only be shipped ground.  Gases for international orders will be drop shipped from one of our local suppliers.  After you submit your order one of our customer service representatives will coordinate all the details with you.