“Hydocs” Diaphragm Vacuum Pump series has the features of continuous oil free pumping, low noise level, higher efficiency, long lifetime. It is mainly used in medicinal products analysis, industry of the fine chemicals, biochemical pharmacy, food examination, The criminal investigation technology, etc. It is used with the precision chromatography instrument, the necessary of laboratory. This product is specially designed for laboratory, reliable and easy to use. These series of products have obtained the national patent.

1. The product could work without any medium and does not produce pollution. The gas exchange room is placed with filtering material, to ensure that the air is clean.