These stainless steel sample cylinders are corrosion-resistant and suitable for transporting most liquids and gases. The double outlet cylinders are fabricated from 18-8" type 304 stainless steel and are available in 150 milliliters to 1, 000 milliliters. All cylinders are equipped with ¼" MNPT valves of 316 stainless steel with PTFE packing and Monel stems.