2L oxygen gas cylinder

0.4-40L TPED/DOT/GB Aluminum Gas Cylinder Medical Oxygen cylinder/Scuba Diving Tank/Co2 Beveage Cylinder.TPED 1L Refillable gas CO2 Aluminum Cylinder with on/off valve for aquarium.

aluminum alloy tank is refilled with carbon dioxide at a pressure of 1,800 PSI and tested at 3,000PSI.
Each cylinder is 100% hydraulic tested and manufactured in accordance with TPED ISO7866 standard to assure the quality.