No No2 Kit

NO and NO2 Calibration kit, with the economy of disposable gas canisters.Accurate, reliable and easy gas calibration 2 disposable gas canisters each containing 58 litres of calibration gas More economical than re-usable cylinders A re-usable, interchangeable safety pressure regulator comes as standard in the kit A robust and lightweight carrying-case gives a total kit weight of only 3.5 kg offering greater convenience and portability No cylinder refill problems or rental charges