气相色谱仪的使用方法(Method for using gas chromatograph).docVIP

气相色谱仪的使用方法(Method for using gas chromatograph).doc

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气相色谱仪的使用方法(Method for using gas chromatograph)

气相色谱仪的使用方法(Method for using gas chromatograph) The use of gas chromatography.Txt, and then a few decades, we come to meet, sent to the crematorium, all burned into ashes, you pile, I pile, who do not know who, all sent to the countryside to do fertilizer. Method for using gas chromatograph 1. requirements for chromatograph analysis room (1) there shall be no strong magnetic field, flammable and strong corrosive gas around the analysis room. (2) indoor temperature should be within the range of 5~35. The humidity is less than or equal to 85% (relative humidity), and indoor air circulation should be maintained. Its better to install air conditioning in a conditional factory. (3) ready to take the whole set of instruments, wide, high, suitable, easy to operate the work platform. General plant with a better cement platform (0.6~0.8 meters high), the platform can not close to the wall, should be 0.5~1.0 meters away from the wall, easy wiring and maintenance. (4) the power line capacity used by the instrument should be about 10KVA, and the power supply of the instrument should not be as much as possible with the large power consumption equipment or the common electric equipment which is greatly changed. The power supply must be grounded, generally in the wet ground (or salt solution infusion), nail into about 0.5~1.0 meters of iron bars (silk), and then the power supply to connect with the site, in short, requires resistance to less than 1 ohm can. (Note: both the power source and the enclosure are grounded so that the effect is better.). 2. gas source preparation and purification (1) source preparation prepared with gas in high-pressure cylinders (the general big city can be bought), zhuangmou a gas cylinder of the gas cylinder can only be installed, each color represents a gas, not interchangeable. Nitrogen, hydrogen, air, and three gases are best prepared. Each of the gases is best prepared with two cylinders in reserve. Some factories use hydrogen generators and air co

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