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