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FAQ

  • Q Why does glove box regeneration require the use of hydrogen gas?

    A The purification column of the glove box will reach adsorption saturation after a period of use, and at this time, glove box regeneration is needed to restore its adsorption capacity. During the regeneration process, a mixture of hydrogen and inert gases (such as nitrogen and argon) is used to react the copper catalyst with hydrogen, remove adsorbed oxygen, and reduce the copper catalyst to restore its activity. Hydrogen plays a crucial reducing role in this process, ensuring that the purification column can be reused and maintaining the stability and safety of the internal environment of the glove box.
  • Q What materials are commonly used for the purification column of glove boxes?

    A The purification column of the glove box is a key component to ensure the purity of the internal environment, and commonly used materials include copper catalyst and molecular sieve. The weight of copper catalyst is generally 5kg, and its function is to remove oxygen from the glove box; The weight of molecular sieve is also 5kg, mainly used for removing water. These materials effectively reduce the moisture and oxygen content inside the glove box through chemical reactions and physical adsorption, providing an anhydrous and oxygen free environment for experiments.
  • Q What material is the glove box purification column container made of?

    A 304 stainless steel is a commonly used container material for glove box purification columns for several reasons:
    1. 304 stainless steel has good corrosion resistance and can resist the corrosion of chemical substances that may be used in the internal purification process;
    2. It has high strength and durability, and can withstand various physical pressures during the operation of the purification column;
    3. 304 stainless steel is easy to clean and maintain;
    4. 304 stainless steel is widely used in industrial applications and has good economy and availability.
  • Q What are the functions of the purification column in the glove box?

    A
    The purification column of the glove box has the following functions:
    1: Gas tightness ensures that the interior of the glove box is isolated from the external environment, preventing external pollutants such as moisture and oxygen from entering the glove box;
    2: Dehydration and deoxygenation are achieved by using built-in desiccants and oxygen adsorbents to remove the existing moisture and oxygen in the glove box, providing an ultra pure environment free of water and oxygen for sensitive materials.
  • Q Is Mikrouna's product covered by national warranty?

    A Mikrouna's products are nationally guaranteed, headquartered in Shanghai, with three major manufacturing bases established in Shanghai, Xiaogan Hubei, and Tianjin (planned), and a research and development center established in Dongguan, Guangdong. The company has more than 20 professional service outlets in Boston, USA, Frankfurt, Germany, and major cities in China (Beijing, Guangzhou, Xi'an, Zhengzhou, Wuhan, Nanjing, Fuzhou, Hangzhou, Changsha, Hefei, Chengdu, Kunming, Changchun, Tianjin, Jinan, Qingdao, Dalian, Xiamen, Guilin, etc.), providing fast and professional support and services to our customers.
  • Q How to deal with the overheating alarm of the circulating fan?

    A When the circulation fan of the glove box emits an over temperature alarm, it may be caused by various reasons, such as clogged intake and exhaust filters or a malfunction in the fan itself. Firstly, the intake and exhaust filter elements should be checked and cleaned immediately to ensure unobstructed airflow. Meanwhile, pay attention to observing whether there are any abnormal sounds or vibrations in the fan, which may be a sign of malfunction. If the problem cannot be determined or solved through basic inspection, it is necessary to promptly contact the after-sales engineer for professional inspection and repair. Overtemperature alarm may be a warning signal indicating the existence of issues that may affect the performance and safety of the glove box, therefore, timely handling and resolution are very important.
  • Q Can the circulating fan of the glove box automatically change its speed?

    A The circulating fan of the glove box is designed with intelligent adjustment function, which can automatically adjust the operating speed according to key parameters of the environment inside the glove box, such as the concentration of water and oxygen. This automatic adjustment mechanism ensures the stability and safety of the environment inside the glove box. By optimizing the airflow circulation, the set purity standards can be achieved and maintained faster. When an increase in water and oxygen concentration is detected, the fan will automatically increase its speed to enhance gas circulation and purification efficiency; On the contrary, when the concentration decreases to the set level, the fan will reduce its speed to save energy and reduce unnecessary wear.
  • Q What are the accessories that can be selected by oneself for the Mikrouna glove box?

    A The Mikrouna glove box offers a variety of optional accessories to meet the special needs of different users. These accessories include organic solvent adsorbers for removing organic vapors from glove boxes; Refrigerators and heating furnaces are used to maintain experimental conditions at specific temperatures; Microscopic projection system, convenient for fine operation inside the glove box; Cold trap low-temperature bath, used for low-temperature experiments; Solvent purification system ensures that the solvents used in the experiment achieve high purity; And a dust removal system for removing particulate matter pollution; There are more accessories that can be integrated according to experimental requirements. These optional accessories enable the Mikrouna glove box to adapt to various complex experimental environments, providing a more flexible and comprehensive solution.
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