Surface area and mesoporous distribution analyzer
Jingwei Gaobo is an authoritative manufacturer of static comparative surface and mesoporous distribution measuring instruments. Jingwei Gaobo's static comparative surface and mesoporous distribution measuring instruments have also obtained testing certificates from the China Institute of Metrology, ISO9001 certification, and CE certification, and its * * * products have been certified by * * high-tech enterprises.
Product Introduction: 2013 New Product! Four station high-efficiency physical adsorption instrument, fully automatic parallel testing, integrated analysis of specific surface area, mesopores, and pore volume, high cost-effectiveness, very suitable for research and production control of medium and large enterprises!

Performance parameters:
Instrument model: JW-BK400 surface area and mesoporous distribution analyzer
Principle and method of specific surface area and mesoporous distribution analyzer: gas adsorption method, static capacity method;
Testing function of surface area and mesoporous distribution analyzer: isothermal adsorption desorption curve; Single point and multi-point BET specific surface area; Langmuir specific surface area; Surface Area (STSA); Single point adsorption total pore volume and average pore size; Analysis of BJH mesoporous macropore volume and pore size distribution; T-plot method, AS plot method, DR method, MP method for routine analysis of micropores; Estimation of average particle size; Special function: NLDFT method for pore size distribution analysis; Accurate testing of true density; Gas adsorption capacity and adsorption heat testing; Quality input method testing;
Test gases for specific surface area and mesoporous distribution analyzer: nitrogen, oxygen, hydrogen, argon, krypton, carbon dioxide, methane, etc;
Test range of specific surface area and mesoporous distribution analyzer: specific surface area 0.005 (m2/g) - to no upper limit; Mesoporous and macroporous analysis at 2nm-500nm;
Conventional analysis of micropores: 0.35nm-2nm; Total pore volume 0.0001c/g - to no upper limit;
Repetitive accuracy of surface area and mesoporous distribution analyzer: specific surface area ≤± 1.0%; External surface area ≤ ± 1.5%* Can be several apertures ≤ 0.02nm; True density ≤± 0.04%
Testing efficiency of specific surface area and mesoporous distribution analyzer: average specific surface area of 10 minutes per sample; Mesoporous and macroporous analysis takes an average of 1-1.5 hours per sample;
Surface area and mesoporous distribution analyzer analysis station: 4 completely independent analysis stations, capable of simultaneous vacuum degassing pretreatment and sample testing; Each analysis station is equipped with four separate 3L or 1L vacuum glass inner Dewar flasks;
P0 position of surface area and mesoporous distribution analyzer: Each sample analysis station is equipped with independent P0 tubes, totaling 4 tubes, controlled by separate inlet pressure sensors, completely separated from the analysis position, which can measure the saturated vapor pressure of nitrogen in real time and accurately, and participate in theoretical calculations in real time;
Surface area and mesoporous distribution measuring instrument lifting system: Four sample analysis stations are equipped with four independent lifting systems in situ, electrically controlled and automatically controlled, and do not interfere with each other;
Vacuum system for surface area and mesoporous distribution measuring instrument: all stainless steel multi-channel parallel vacuum pumping pipeline system, vacuum pumping speed fine adjustment valve system * * technology, can automatically adjust within the range of 2-200ml/s;
Vacuum pump for specific surface area and mesoporous distribution measuring instrument: external imported two-stage rotary vane mechanical vacuum pump, automatic oil backflow prevention, ultimate vacuum degree of 4-6.7 * 10^-2Pa；
Degassing system for specific surface area and mesoporous distribution analyzer: modular design of in-situ and off-site vacuum degassing pretreatment system. Standard configuration includes 4 sets of same position degassing systems, 4 independent heating packs, and 4 sets of independent temperature control meters, all of which can be programmed for temperature control, with up to 10 heating steps; An external ectopic 4-position vacuum degassing system can also be optionally selected;
Degassing temperature of specific surface area and mesoporous distribution analyzer: room temperature -400 ℃, accuracy ± 1 ℃;
Pressure sensing of surface area and mesoporous distribution measuring instrument: original imported silicon thin film capacitive multi pressure sensor, 1000 torr (133.3KPa), accuracy ≤± 0.15%;
Partial pressure range of surface area and mesoporous distribution analyzer: The accurate and controllable range of P/Po is 10-4-0.998, and it can measure over 1000 points;
Pressure control of surface area and mesoporous distribution measuring instrument: Balanced pressure intelligent control method, pressure controllable interval<0.1KPa, adsorption * * pressure point can be automatically controlled;
Data acquisition of surface and mesoporous distribution analyzer: Ethernet data acquisition, fast acquisition speed, high accuracy, compatible with Windows 7/XP 32/64 bit system;

Product features:
1. The independently designed and domestically unique all stainless steel multi-path parallel vacuum pipeline system, with vacuum pumping speed fine adjustment valve system * * technology, realizes automatic adjustment of slow and fast pumping speeds, with a range of 2-200ml/s;

2. Standardized and leak free modular chamber design reduces the dead volume of the external air chamber (manifold), and the external air chamber is completely isolated from the intake and extraction pipeline system, greatly improving the pressure holding performance of the instrument and realizing the control system of * *;

3. The entire system adopts original imported non heating solenoid valve control, completely eliminating measurement errors caused by the heating of the solenoid valve body, with fast response speed, and effectively solving the problem of reverse air leakage that may be caused by solenoid valve control. The design is clever and the technology is advanced;

4. Using high-precision temperature sensors to measure the internal temperature of the dead volume in real time and accurately, and introducing real-time calculations when calculating gas adsorption capacity, greatly improves the accuracy, precision, and stability of the test results. Domestic technology has reached international standards;

5. Use helium gas for fully automatic and accurate measurement of cold free space, and the measurement technology fully complies with international and national standards. At the same time, our company independently developed the new technology of "Quality Input Method" in 2012, which can measure free space without helium gas, and the test results fully meet the standard requirements. The technical level is domestic * * and has reached the international advanced instrument level;

6. "Comprehensive technology for constant liquid level control of vacuum interlayer" in China is completely equivalent to "isothermal clamp" technology.

The combination of the "external anti splash system" and the "stepped" anti splash control program can effectively prevent contamination of important components such as pipelines, valve bodies, and pressure sensors caused by ultrafine powder extraction, effectively reducing the maintenance and repair costs of the instrument;

8. * * The "Pcd/Pd Balanced Pressure Intelligent Control Method" * * technology has also created a 6-stage optimization setting method for testing pressure, which can set the pressure interval range from 0.1-133KPa and can be flexibly set. It realizes low-pressure precision testing and automatic pressure adjustment, making the entire testing process refined, rationalized, and efficient. The control technology is domestically advanced;

9. The P0 system has a unique design that is innovative, rational, stable, and real-time;

10. The data acquisition module adopts international advanced brands, Ethernet interfaces, in line with the world's technological development direction, with higher accuracy, integration, small errors, strong anti-interference ability, and zero faults. One computer and one set of software can control multiple instruments simultaneously and remotely;

11. Fully independently developed genuine software * * technology, accurate application of more than ten physical models such as BET/BJH/t-plot/MP/DR/HK/SF/DFT, in line with international * * standards, is a domestic * * manufacturer that can comprehensively and correctly master external surface and aperture analysis technology;

12. A domestic manufacturer that has passed technical appraisal for the first time, has obtained technical appraisal from authoritative experts led by the China Association for Analysis and Testing under the supervision of the Ministry of Science and Technology, has been awarded the EU CE certification honor enterprise, has obtained nearly 20 product certificates and proprietary software copyright certificates, and all products have been certified by the China National Institute of Metrology.

Application areas:
● Rubber material
Chemical raw materials such as carbon black, white carbon black, calcium carbonate, zinc oxide, titanium dioxide, silica gel, and silicon oxide;
● Battery materials
Lithium cobalt oxide, lithium manganese oxide, lithium iron phosphate, graphite, ternary materials, separators and other electrode positive and negative electrode materials;
● Catalyst materials
Catalyst materials for petrochemical, chemical, fine chemical, pharmaceutical, food, agriculture and other fields;
● Food additives
Food additives such as starch, activated clay, and bentonite;
Magnetic materials
Magnetic powder materials such as iron oxide, ferrite, and manganese oxide;
● Adsorbent
Various adsorbents such as activated alumina, molecular sieves, zeolites, activated carbon, etc;
Nanomaterials
Nano ceramic powders (alumina, zirconia, yttrium oxide, silicon nitride, silicon carbide, etc.), nano metal powders (silver powder, iron powder, copper powder, tungsten powder, nickel powder, etc.), nano polymer materials, carbon nanotubes and other nano materials;
● Other applications
Special materials such as ultrafine fibers, porous fabrics, composite materials, ores, soils, mud, sediments, suspended solids, and special paper.

A professional and authoritative developer of surface area and mesoporous distribution measuring instruments
Professional research and development of specific surface area, specific surface area, specific surface area analyzer, specific surface measuring instrument, true density meter, true density tester, specific surface area tester, specific surface area measuring instrument, specific surface and pore size analyzer, specific surface area analyzer, pore size analyzer, pore size distribution, porosity analyzer, porosity analyzer, specific surface and porosity measuring instrument, pore volume measuring instrument, physical adsorption instrument, etc.
Jingwei Gaobo is a company with * * * * status that specializes in the research and development, production, and sales of measuring instruments for specific surface area and mesoporous distribution

Our company specializes in surface area analysis, surface area analyzer, surface area and mesoporous distribution analyzer, surface area testing, etc. We guarantee quality and welcome inquiries and negotiations.
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