Large Glove Box with Gas Purification System and Digital Control Application: Box and gas purification system, form a sealed environment, filled with Inert gas or nitrogen to the cabinets, and circulation to remove internal active substances, allowing the system always maintain high cleanliness and high purity inert gas environment (water, oxygen are equipment a 1 ppm below) Mainly for O2, H2O clearing Advantages: Anhydrous, anaerobic and clean, ultra-clean work environment