Surface Area & Pore Size

High-performance Research-grade Surface Area and Pore Analyzer

SA-BK132F

SA-BK132F high-performance research-grade surface area and pore analyzer, fully inherited the JW Series Orifice all technical features of the analyzer, unique independent innovation. 

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Instrument Model: SA-BK132F
Principle of the Methods: gas adsorption, static volumetric method;
Test function: isothermal adsorption-desorption curve; a single point, multipoint BET specific surface area; Langmuir surface area; the external surface area (STSA); total pore volume, mean pore diameter; BJH mesoporous macroporous pore volume and pore size distribution analysis; t-plot France, as- plot method, DR method, MP microporous analysis method; HK method, SF method microporous accurate analysis; DFT pore size distribution analysis method; gas adsorption, adsorption heat test; etc.
Test gas: nitrogen, oxygen, hydrogen, argon, krypton, carbon dioxide, methane, steam and other gases;
Test Range: specific surface 0.0001m2 / g to unlimited, aperture 3.5 Å-5000 Å;
Pore volume test range: 0.0001cc / g to unlimited;
Repeatability: the specific surface area ≤ ± 1.0%, pore size ≤0.2 Å;
Test efficiency: the specific surface area per sample 30-60min; mesoporous, macroporous average of 4-6 hours per sample analysis; micro analysis average 10-16 hours per sample;
Analysis station: two test sites can be degassed parity;
P0 bits: two completely independent P0 station;
Lifting system: two samples in situ test site has two independent lifting systems, electric control, automatic control and interfere with each other;
Vacuum system: multi-channel parallel vacuum system, modular cartridge design, fine-tune the pumping speed vacuum valve system patented technology that automatically adjusted within 2-200ml / s range;
Vacuum pump: Imported two-stage rotary vane mechanical vacuum pump (automatic anti-return oil) and built-in import turbo molecular pump, the ultimate vacuum 10-6Pa; optionally configured maximum vacuum molecular pump up 10-8Pa
Degassing system: the same position, ectopic vacuum degassing pretreatment system modular design. Standard 2 sets of ectopic degassing system, two independent heating mantle, two independent temperature control table, sample analysis can be simultaneously tested additional two different samples with different pretreatment temperature heating and vacuum degassing time, the program can be heating control, heating up the order of up to 10 order; analysis station with the same bit of vacuum heating pre-processing functions;
Degassing temperature: room temperature -400 ℃, accuracy of ± 1 ℃; optionally configure a higher temperature control systems
Pressure sensor: imported, 1000torr, 10torr, 1torr (or 0.1torr);
Partial pressure range: P / P0 10-9-1;
Pressure Control: Pressure balancing intelligent control method, a pressure controllable interval <0.1KPa, the highest adsorption pressure points can be automatically controlled;
Data collection: Ethernet data acquisition, acquisition speed, high precision, compatible with Windows 7 / XP 32/64 bit systems;
Features:
● two test can be performed simultaneously with the bit degassing, high degassing efficiency;
● The instrument has two ectopic degassing stations, analysis stations at the same time having the same bit degassing functions, user-friendly design; degassing temperature of 400 ℃ (optional higher temperatures);
● multi-point BET surface area test can be done automatically within 30 minutes;
● liquid nitrogen level control integrated systems and software compensation technology to ensure that throughout the test sample chamber non-uniform temperature field is relatively constant, to ensure the accuracy of the analysis for nitrogen, liquid argon, ice and other cold bath;
● constant introduction of foreign advanced servo system, equipped with glass liner 3L large-capacity vacuum Dewar and anti-volatile liquid nitrogen unit, sustainable over the holding time of 3-4 days;
● Adjustable multi-channel parallel-controlled vacuum system, built-in anti-splash unit, and "Ladder" splash procedures to effectively prevent ultra-fine powders pumping fly, completely avoid contamination of the instrument;
● imported turbo molecular pump, vacuum pump and imported machinery used in combination, analysis stations, degassing station extreme pressure up 10-8Pa, fully meet 0.35nm-0.7nm ultramicropore analysis;
● imported 1000torr, 10torr, 1torr (or 0.1torr) different range three-stage pressure sensors used in conjunction with pressure data acquisition and high precision, small error, to fully meet the microporous accurate analysis;
● mesoporous pores experiment nitrogen saturation vapor pressure P0 complete real-time test, conducted in parallel with the analysis station; at the same time can be measured atmospheric input P0;
● sample degassing system is provided with a cold trap device, can effectively remove volatile sample degassing may moisture, harmful substances and other impurities, to avoid contamination of the vacuum system;
● The instrument control panel has a control valve position indicator, more intuitive experimenter visible control valve operation, user-friendly design;
● Density Functional Theory DFT standard configuration model, reached the international advanced level;
● HK, SF micro analysis model is accurate, the only one micro analysis by China Institute of Metrology measurement certificate;
● equilibrium pressure of intelligent control technology, the sample adsorption / desorption equilibrium pressure and automatically determine the data acquisition, control precision isothermal absorption-desorption curve measured up to international advanced level;
● Ethernet data acquisition and processing software to guide the operation, a set of software can control multiple instruments, remote control;
● The instrument can be a variety of gas, vapor sorption testing; chemisorption can be upgraded to increase functionality;

Applications:
● Catalyst material: activated alumina, molecular sieves, zeolite and the like;
●Environmental protection: activated carbon adsorbent;
●Nanomaterials: nano ceramic powder (alumina, zirconia, yttria, silicon nitride, silicon carbide, etc.), the metal nano powder (silver powder, iron powder, copper powder, tungsten powder, and nickel powder), high nano molecular materials, carbon nanotubes;
●Coal industry: coal, ore, rock, shale gas and coalbed methane;
● Other material: microfiber, porous fabrics, composite materials.

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