o as to provide you a comfortable and quiet working atmosphere.
8.The sampling device is completely vitrified with two modes of rapid vaporizing and column sample injection.
9.Bran-new pressure stabilization and various air circuit system
10.The air circuit has three different kinds of forms: Single, double and triple. It can match six-way valve, blow back, and precut equipment and so on according to the users demands. It adopts new type pressure regulation system to ensure the re-productivity o