Specific Surface Area and Pore Size Analyzer Sync 220

▪ Surface area measurement:

BET surface area (single -point and multi-point)

STSA

Langmuir surface area

T-plot method the total inner surface area of micro pore

BJH adsorption cumulative surface area of the total pore

BJH desorption cumulative surface area of the total pore

▪ Determination of pore volume:

Single point total pore volume

BJH adsorption cumulative total pore volume

BJH desorption cumulative total pore volume

• plot method the total pore volume of micro porous

▪ Determination of average pore size:

Adsorption average pore diameter

BJH adsorption average pore diameter

BJH desorption average pore diameter

The most frequency pore

▪ Pore size distribution:

BJH adsorption and desorption differential pore size distribution (dV/dD-D) and (dV/dlogD-D)

BJH adsorption and desorption /integral distribution (or cumulative distribution)

MP method micropore distribution

▪ Adsorbed Gas :             Non corrosive gases, such as N2, Ar, Kr, H2, O2, CO2, CO, NH3, CH4, etc.

▪ Pressure Sensor:           1000 torr, 4;   Accuracy: ±0.15% (F.S.)

2 for Analysis Station, 1 for P0 Station, 1 for common cavity

▪ Degas System :             4 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 vacuum is 6.7*10^-2 Pa

▪ Analysis Port :              2 samples tested at the same time

▪ Test Principle :             Gas adsorption by static-volumetric analysis

▪ Measurement Range of Specific Surface Area :    

0.0005 m²/g to the infinity;

 Standard sample repetition 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

▪ Minimum Pore Volume :     0.0001 cm3/g

▪ Range of Relative Pressure P/P0 :   10^-5-0.998