Distilled Water for Oxygen Concentrator Special Respirator Special Grade 1 Distilled Water for Medical Oxygen Absorber Hydrogen Oxygen Machine Sterile Deionized Water, which can provide safe and pure distilled water. The use of first-class distilled water can ensure the normal operation of the hydrogen oxygen machine, to avoid the impact of impurities and contaminants on the machine, to ensure the quality of oxygen absorption of the hydrogen oxygen machine and to ensure the service life and safety of the machine.