The syringe (1) comprises a syringe body (2) and an inner space (3) which comprises a connected point (4), where a piston rod (5) is guided in the inner space. A syringe resolution filter (6) is fixed on the point, where a sealing plug (7) is fixed on the syringe resolution filter. A rubber plug (13) is siliconized, where the syringe body is filled with a heavy gas (19), particularly sulfur hexafluoride, octafluoropropane or hexafluoroethane.