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During the use of a vacuum freeze dryer, it is usually necessary to release air before turning off the vacuum pump, in order to protect the vacuum pump and improve the drying effect.Firstly, the purpo

1. Freeze dried areaCalculate the appropriate freeze-drying machine area based on the items that need to be freeze-dried to meet the freeze-drying capacity.2. Cold trap temperatureA cold trap is a dev

1. Decreased water quality: The main function of the filter element is to remove impurities, ions, and microorganisms from water, ensuring the purity of the water. If the filter element fails or expir

1. Power supply: Ultra pure water machines usually require a stable power supply to ensure the normal operation of the equipment. Ensure that the power supply meets the requirements of the equipment b

There are some common misconceptions to be aware of when using Shanghai Yetuo ultra pure water machine. Here are some common usage misconceptions:1. Without regular maintenance and cleaning, the ultra

Pure water has a wide range of applications in laboratories, and the following are some common application areas:Analysis experiment: Ultra pure water is commonly used in analysis experiments, such as

The water produced by laboratory water purifiers is usually high-purity water, but it is not suitable for direct consumption. Although a pure water machine can remove most ions, impurities, and microo

The Shanghai Yetuo ultrapure water machine plays a very important role in liquid chromatography. Before analyzing the sample, liquid chromatography usually requires the use of high-purity solvents and

During the process of producing high-purity water, the Shanghai Yetuo ultrapure water machine undergoes a series of water treatment steps, such as reverse osmosis, ion exchange, and electrodeionizatio

According to the "Specifications and Test Methods for Water Used in Analytical Laboratories" (GB6682-2008), pure water in analytical laboratories is divided into three grades: first grade wa