Beishide Instruments, registered in Beijing, is a high-tech enterprise with independent intellectual property rights. It owns Beijing Beishide Analytical Instrument Research Institute, Beijing Beishide Measurement and Testing Center, and is headquartered in Zhongguancun Science Park, Haidian District, Beijing. Beishide Instrument, focusing on the adsorption characterization domain, is engaged in the research, development, production and sales of analytical and testing instruments for low-temperature nitrogen adsorption BET specific surface area and micropore analysis, gravimetric vapor adsorption, high-pressure gas adsorption, multi-component selective competitive adsorption, corrosive gas adsorption, chemical adsorption, membrane pore size analysis, true density and porosity, etc, Its business covers more than 10 countries and regions around the world. After 15 years of development, it has become a military enterprise for research, development and manufacturing of high-end adsorption characterization instruments. The self-developed BSD series adsorption characterization analyzer is a well-known brand in China. After more than ten years of continuous R&D and innovation, its performance has reached the standard, and many instruments have filled the gap. Beside Instruments has offices or laboratories in Shanghai, Guangzhou, Wuhan and other places. Each office has 2-3 technicians and sales engineers, who can provide technical support for customers in a timely and convenient manner.    &..