BET
BET 比表面積分析儀
廠牌:micromeritics
型號:TriStar II plus
Specifications
Pressure range: 0 to 950 mmHg, reaolution within 0.05 mmHg
Relatibe pressure range: 0 to 1.0 P/Po , resolution: <10-4
Specific surface area: From 0.01 m2/g, nitrogen unit
Total aurface area: From 0.1 m2, nitrogen unit
Pore Volume: From 4x10-6 cm3/g
Result
Single and multipoint BET surface area
Total pore volume
Langmuir surface area and Isotherm reports
t-Plot
BJH adsorption and desorption
MP-Method
Sample Requst
可量測中孔(Mesopore, 2-50nm)大小
量測前通氮氣升溫150度除水至少3hrs
建議取樣量:樣品量(g)x比表面積(m2/g)≧ 10m2
若未知比表面積建議提供0.1g以上以便製備