Feature | Meso 112 | Meso 222 | Meso 122W |
Adsorbed Gas | Non corrosive gases, such as N2, Ar, Kr, H2, O2, CO2, CO, NH3, CH4, etc. | ||
Pressure Sensor at Analysis Station | 1000 torr | 1000 torr, 10 torr | 1000 torr,10 torr, 1 torr (0.1torr can be selected) |
Accuracy: ±0.15% (F.S.) | |||
Degas System | Samples at 2 stations can be pretreated simultaneously under vacuum with heating. | ||
Degas Temperature | Ambient to 400 ℃. Free to set up target temperature. | ||
Vacuum Pump | Two-stage rotary vane mechanical vacuum pump, the ultimate pressure is 6.7*10-2 Pa | Pre-mechanical vacuum pump (ultimate vacuum 6.7*10-2Pa) and two-stage adsorption pump technique; the vacuum degree of the test system can be improved by one to two orders of magnitude. | |
Analysis Port | Samples on the 2 analysis bits can be tested alternately. | 2 sample tube analysis ports, Parallel test at the same time. | Samples on the 2 analysis bits can be tested alternately. |
Test Principle | Gas adsorption by static-volumetric analysis | ||
Measurement Range of Specific Surface Area | 0.0005 m2/g to the infinity; Standard sample repeat accuracy is less than ± 1.0% | ||
Test Range of Pore Diameter | 0.35 nm-500 nm; pore repeated deviation is less than 0.2 nm in the accurate analysis of porous materials with pore greater than 2 nm | 0.35 nm-500 nm; Repeatability of pore size is less than 0.2 nm in the accurate analysis 0.7 nm-2 nm micropore. | |
Minimum Pore Volume | 0.0001 cm3/g | ||
Range of Relative Pressure P/P0 | 10-4-0.998 | 10-4-0.998 BET | 10-6-0.998 |
Overall Dimension | Depth:740 mm; width: 500 mm; height: 940 mm; weight:75 kg | ||
Ambient Temperature | 15-40 oC | ||
Related Humidity | 30%-60% | ||
Electrical Supply | AC220 V ± 20 V, 50/60 HZ, maximum power 300W; |
Applied Field | Typical Materials | Details |
Material Research | ceramic powder, metal powder, nanotube | According to surface area value of nanotube, hydrogen storage capacity can be predicted. |
Chemical Engineering | carbon black, amorphous silica, zinc oxide, titanium dioxide | Introduction of carbon black in rubber matrix can improve mechanical properties of rubber products. Surface area of carbon black is one of the important factors affecting the reinforcement performance of rubber products. |
New Energy | lithium cobalt, lithium manganate | Increasing surface area of electrode can improve Electrochemical reaction rate and promote iron exchange in negative electrode. |
Catalytic Technologies | active alumina oxide, molecular sieve, zeolite | Active surface area and pore structure influence reaction rate. |