The 1-liter nitrogen cartridge comes with a non-refillable M10x1 valve and is ideal for testing air conditioning systems. The cartridge has a total volume of 930 ml and a capacity of 0.95 liters, with a filling pressure of 110 bar. It is certified n°0036-031-11, compliant with TPED requirements, EN12205:2001, and EN ISO13340:2001, ensuring safety and reliability in use.