Feature | 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.) |
Degas System | The standard configuration is 3 stations in-situ degassing, which can simultaneously degas 3 samples under vacuum heating;
Another optional external 4-station vacuum heating degassing machine;
|
Degas Temperature | Ambient to 400 ℃. Free to set up target temperature. |
Cold Trap | 1 |
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 10-8 Pa) and front mechanical vacuum pump (ultimate pressure is 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 Specific Surface Area | 0.0005 m2/g to the infinity; Standard sample repeat
accuracy is less than ± 1.0%
| 0.0001m2/g to the infinity; Standard sample repeat accuracy is less than ± 1.0% | 0.0001m2/g to the infinity; Standard sample repeat 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 accurate analysis of 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: 870 mm; width: 570 mm; height: 890 mm; weight: 80 Kg -90 Kg |
Ambient Temperature | 15-40 oC |
Related Humidity | 30%-60% |
Electrical Supply | AC220 V ± 20 V, 50/60 HZ, maximum power 300W; |