Description
Specifications
| Type | Meso 300A | Micro 300B | Micro 300C |
| Adsorbed Gas | Non corrosive gases, such as N2, Ar, Kr, H2, O2, CO2, CO, NH3, CH4, etc. | ||
| Pressure Sensor at Analysis Station | 1000 torr, 3 | 1000 torr, 3;
10 torr, 1 (optional 2 or 3); 1 torr (0.1torr can be selected), 1 (optional 2 or 3) |
1000 torr, 3;
10 torr, 3; 1 torr (0.1torr can be selected), 3 |
| Accuracy: ±0.15% (F.S.) | |||
| Pressure Sensor at P0 Station | 1000 torr, 3
(Accuracy: ±0.15% (F.S.) |
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| Degas System
|
The standard configuration is 3 stations in-situ degassing, which can simultaneously degas 3 samples under vacuum heating;
Another option is external 4-station vacuum heating degassing machine |
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| Degas Temperature | Ambient to 400 oC. Free to set up target temperature. | ||
| Vacuum Pump
|
Two-stage rotary vane mechanical vacuum pump,
the ultimate pressure is 6.7*10-2 Pa |
Two-stage rotary vane mechanical vacuum pump, the ultimate pressure is 6.7*10-2 Pa, optional turbo molecular pump | Turbo molecular pump (ultimate pressure 10-8Pa) and front mechanical vacuum pump (ultimate pressure 6.7*10-2 Pa)
|
| Analysis Port | Samples on the 3 analysis bits can be tested at same time (including P0 test). | ||
| Test Principle | Gas adsorption by static-volumetric analysis | ||
| Measurement Range of
BET Surface Area |
0.0005 m2/g to the infinity;
Standard sample repeatable accuracy is less than ± 1.0% |
0.0001m2/g to the infinity;
Standard sample repeatable accuracy is less than ± 1.0% |
0.0001m2/g to the infinity;
Standard sample repeatable accuracy is less than ± 1.0%
|
| Test Range of Pore Diameter
|
0.35 nm-500 nm;
Pore dimension repeatability is less than 0.2 nm in the accurately analyses porous materials with pore size greater than 2 nm |
0.35 nm-500 nm;
Pore dimension repeatability is less than 0.02 nm in the accurate analysis of micropore 0.35 nm-2 nm |
0.35 nm-500 nm;
Pore dimension repeatability is less than 0.02 nm in the accurate analysis of micropore 0.35 nm-2 nm
|
| Minimum Pore Volume | 0.0001 cm3/g | ||
| Range of Relative Pressure P/P0 | 10-5-0.998
|
10-6/10-8-0.998
|
10-8-0.998
|
| Overall Dimension | Depth: 700 mm; width: 700 mm; height: 850 mm; weight: 80 Kg -90 Kg | ||
| Ambient Temperature | 15-40 oC
|
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| Related Humidity | 30%-60% | ||
| Electrical Supply | AC220 V ± 20 V, 50/60 HZ, maximum power 300W; | ||
Applications
| 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 | 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. |
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