Surface area and pore size analyzer
Jingwei Gaobo is an authoritative manufacturer of specific surface area measuring instruments. The Jingwei Gaobo specific surface area measuring instrument has also obtained testing certificates from the China Institute of Metrology, ISO9001 certification, and CE certification. Additionally, its * * products have been certified by * * high-tech enterprises
The Jingwei Gaobo surface analyzer has a vacuum system that can perform precise testing of ultra micro pore size distribution.

Product model: JW-BK132F surface area and pore size analyzer
Product Introduction: With a brand new design and attractive appearance, this professional high-end multifunctional microporous analyzer offers a user-friendly choice and is a hot selling product both domestically and internationally!
Static capacity method compared to surface and pore size analyzers, with BET (single point, multi-point) Langmuir、 Multiple testing functions include external surface, pore volume (pore volume), adsorption (desorption) isotherm, BJH method for adsorption (desorption) of mesoporous and macroporous pore size analysis, MP/SF/HK method for microporous pore size analysis, etc. Adopting imported high-precision pressure sensors (1000torr, 10torr, 1torr) and low-temperature solenoid valve control, it has real-time monitoring function of external chamber temperature and accurate measurement function of external chamber volume. Equipped with imported mechanical pump and two-stage turbo molecular pump, the vacuum degree can reach up to 10-6Pa. A brand new multifunctional software operating system that supports Windows 7/XP system and ultra high speed LAN port connection. This instrument has both true density testing function (* * technology) and density input ratio surface aperture testing function, which can be chosen by everyone

Function of specific surface area measuring instrument
Specific surface area determination: BET (single point, multi-point) specific surface area, Langmuir specific surface area, and external surface area determination;
BJH pore size distribution determination: differential and integral distribution of total pore volume, average pore size, pore volume/pore size;
Routine analysis of micropores: total pore volume, total internal surface area (t-graph, D&R, MP, etc.)
Analysis of microporous pore size distribution: determination of isothermal adsorption curve in the range of nitrogen partial pressure 10-8-10-1, and testing of microporous pore size distribution at 0.35-2nm using HK, FS, and NLDFT methods

Technical parameters of specific surface area measuring instrument
Principle and method of specific surface area measuring instrument: low-temperature nitrogen adsorption, static capacity method
Adsorption gas of specific surface area measuring instrument: high-purity nitrogen, but other gases such as krypton, helium, carbon dioxide, etc. can also be used
Ultimate vacuum of specific surface area measuring instrument: ≤ 10-6 Pa (7.5 × 10-9 Torr)
Specific surface area analyzer nitrogen partial pressure: 1 × 10-8-0.995
Control accuracy of specific surface area measuring instrument: Test pressure point control * Small interval can be less than 0.1 KPa (0.75 Torr), and test pressure points can reach up to one thousand
The pressure testing accuracy of the multi-stage pressure sensor reaches 0.0001Pa (7.5 × 10-7 Torr)
Test pressure points within the range of 10-8-10-1 are greater than 50 points
Test range of specific surface area tester: specific surface area ≥ 0.005 M2/g, no specified upper limit
Mesoporous pore size analysis 2-400nm
Micro pore size analysis 0.35-2nm
Testing accuracy of specific surface area measuring instrument: ≤± 1.5%
0.35-2nm micropores * repeatability error ≤ 0.01nm
Testing efficiency of specific surface area analyzer: multi-point BET specific surface area, average 20 minutes per sample
The aperture analysis time varies with different materials
Pre treatment of specific surface area measuring instrument: Two samples are processed in the same position, with a vacuum below 0.1Pa, a temperature of 50-400 ℃, ± 1 ℃
Special software for specific surface area measuring instrument: BET (single point, multi-point) Langmuir、BJH、t-Plot、MP、D-R、
HK, FS, NLDFT, etc

Characteristics of specific surface area measuring instrument
The surface area analyzer is a domestic instrument that can accurately measure the distribution of micropore size, with control and testing accuracy reaching international standards,
The number of workstations can be designed and manufactured separately according to user requirements, and can replace imports;
◎ The surface analyzer has a higher vacuum degree, a wider range of surface and aperture analysis, and higher accuracy;
The surface analyzer has unique precision control technology for suction and inflation speed, ensuring the accuracy and safety of testing;
The surface analyzer has unique liquid nitrogen surface multi-channel control and calibration technology, and can continuously test for 10 hours without adding liquid nitrogen;
The surface area analyzer has a comprehensive standard isotherm database and standardized analysis methods for routine testing of micropores, and is available domestically;
◎ The surface area analyzer has domestic * * software technology (HK, FS, NLDFT, etc.) for testing micro pore distribution
The surface area analyzer has dedicated software with complete functions, user-friendly interface, easy operation, and real-time display of the suction and desorption pressure changes and equilibrium process of the sample;
The surface analyzer has automated and intelligent control throughout the entire testing process, and can operate unattended for long periods of time;

Application areas: adsorbents (such as activated carbon, silica gel, activated alumina, molecular sieves, activated carbon, calcium silicate, sepiolite, zeolites, etc.); Ceramic raw materials (such as alumina, zirconia, silicate, aluminum nitride, silica, yttrium oxide, silicon nitride, quartz, silicon carbide, etc.); Rubber material reinforcing agents (such as carbon black, white carbon black, nano calcium carbonate, carbon black, white carbon black, etc.); Battery materials (such as lithium cobalate, lithium manganate, graphite, lithium nickel cobalate, cobalt oxide, lithium iron phosphate, lithium titanate, three elements, three element materials, polymers, polymer materials, polymer battery materials, alkaline manganese materials, lithium ion materials, lithium manganese materials, alkaline materials, zinc manganese materials, quartz powder, magnesium manganese materials, carbon materials, zinc air materials, zinc mercury materials, acetylene black, nickel hydride materials, nickel cadmium materials, diaphragms, active materials, additives, conductive agents, corrosion inhibitors, manganese powder, electrolytic manganese dioxide, graphite powder, nickel hydroxide, foam nickel, modified graphite materials, positive active materials, negative active materials, zinc powder, etc.); Metal oxides (such as zinc oxide, calcium oxide, sodium oxide, magnesium oxide, barium oxide, iron oxide, copper oxide, etc.); Magnetic powder materials (such as iron oxide, ferrite, ferrous oxide, etc.); Nano metallic materials (such as nano silver powder, iron powder, copper powder, tungsten powder, nickel powder, aluminum powder, cobalt powder, etc.); Environmental protection industry (such as color fillers, column fillers, inorganic pigments, calcium carbonate, silica, mineral powders, sediments, suspended solids, etc.); Inorganic powder materials (such as titanium oxide, titanium dioxide powder, titanium dioxide, etc.); Nano materials (such as nano powder materials, nano ceramic materials, etc.); The detection and analysis of specific surface area and pore size of rare earth, coal, cement, energy storage materials, catalysts (diatomaceous earth), purification agents, filter aids, luminescent rare earth powder materials, powder materials, powder materials, ultrafine fibers, porous fabrics, composite materials and other powder and particle materials are widely applicable for material research in universities and research institutes and product quality monitoring in powder material production enterprises

Company Introduction
Beijing Jingwei Gaobo Technology, the pioneer of powder surface characteristic testing technology in China, is a nationally recognized high-tech enterprise. It is an authoritative manufacturer of nitrogen adsorption specific surface area analyzer, specific surface and pore size analyzer, true density analyzer and other surface and interface physical property analyzers in China. For eight consecutive years, its domestic sales and market share have been * * * *, with higher testing accuracy and better repeatability than similar instruments in China. It has filled the gap in microporous analysis.

Jingwei Gaobo Technology is known as the "pioneer of nitrogen adsorption instruments in China"; Jingwei Gaobo adheres to independent innovation and continuous progress. It is the winner of the CISILE 2012 "Independent Innovation Gold Award" and the pioneer and intellectual property owner of China's new dynamic direct comparison surface analyzer, dynamic BET surface analyzer, dynamic atmospheric pore size analyzer, and dynamic step BET surface analyzer; After intensive research, we have successfully developed a static capacity method that is comparable to surface and pore size analyzers, with distinctive characteristics of independent innovation and modern technology integration, which has elevated the level of China's nitrogen adsorption instrument to the international advanced level; Jingwei Gaobo has participated in the approval of China's national standards for specific surface area and pore size analysis, and has been selected multiple times as the * * domestic instrument manufacturer for the evaluation of Chinese specific surface area and pore size reference materials. In 2010, the two major JW series products, flow chromatography and static volumetric analysis, successfully passed the "scientific and technological appraisal" hosted by the China Association for Analysis and Testing. They are the industry's * * specific surface and pore size analyzer products that have passed technical appraisal. The appraisal believes that the technical level of JW series products is * * domestically, and some indicators have reached international * *;

The W series products are internationally renowned brands with over 600 users both domestically and internationally; JW products are exported overseas, to more than ten countries including the United States, Japan, Europe, Brazil, Iran, Thailand, etc. In 2011, JW series products were showcased at the American Scientific Instrument Exhibition and the Japanese Powder Exhibition. Jingwei Gaobo adheres to innovation for development, regards quality as life, and is guided by customer needs. We always aim to provide customers with high-quality products and services, and have established a sound quality control and service system; While continuously improving existing products, we also actively develop new products based on customer needs, providing users with various practical solutions to better serve teaching, research, and production. JWGB is renowned both domestically and internationally for its competitive cost-effectiveness, excellent customer service, and high-quality precision instruments.

Company Honors
***High tech enterprises
Member Unit of Zhongguancun High tech Association
Member unit of China Association for Analysis and Testing
Director Unit of Beijing Powder Technology Association
**Enterprises subject to product appraisal by * * * experts
EU Security System Certification
Instrument Calibration Certificate of China Institute of Metrology
Beijing can introduce talents to settle in Beijing
The core values of the company
Leading industry development; Respect talent and innovation; Taking customer service as our responsibility.

A professional and authoritative developer of surface instruments
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