Metering valve kit, consisting of a high pressure, sturdy SST Swagelok metering valve with 1/8” tubing adapters to connect to either the 1/8” Swagelok auxiliary fill line (2-way ball valve) or pressure line (3-way ball valve). Includes a piece of 1/8” tubing to direct test cell headspace gas into a beaker for scrubbing if necessary.