Test principle: the static volumetric method, gas adsorption;

Analysis Models: BET, Langmuir, BJH, t-plot, DR, αs-plot, DR, MP, HK, SF, and NLDFT;

Measuring range: surface area ≥ 0.005M2/g, no upper limit; pore size 2-500nmm, Microspores analysis 0.35-2nm; pore volume 0.0001 cm3/g, no upper limit.

Sorption gas: N2 (high purity); Ar, Kr, CO2, etc. available

Sample No: 3 samples, 3 samples are tested simultaneously.

Analysis Stations: three analysis stations. One analysis station can test the micropore and the other two ports can test the mesorpore.

Sample Type: powders, granules, fibers, flakes and other materials

Nitrogen Partial Pressure: P/Po 10-8 -0.998, the minimum resolvable relative pressure  5 × 10-5

Ultimate vacuum: ≤ 10P-6 Pa （7.5×10-9  torr）; mechanical pump and turbo molecular pump.

Pressure Accuracy: ≤ ± 0.15% (F.S)

Repeatability: ≤±1.0%（surface area）; ≤0.01nm（the most frequency micro pore）  ≤±0.04% (True density)；≤±1.5% (STSA)