ASTM D3663-2020《JianCe Test Method for Surface Area of Catalysts and Catalyst Carriers》:采用氮吸附BET法測(cè)定催化劑及其載體的比表面積,規(guī)范了樣品預(yù)處理、吸附條件和數(shù)據(jù)處理流程。
ISO 9277:2022《Determination of the specific surface area of solids by gas adsorption — BET method》:國(guó)際標(biāo)準(zhǔn)規(guī)定使用氣體吸附BET技術(shù)測(cè)量固體比表面積,適用于各種多孔材料,確保結(jié)果全球可比性。
ISO 15901-1:2016《Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption — Part 1: Mercury porosimetry》:國(guó)際標(biāo)準(zhǔn)提供壓汞法分析孔隙的詳細(xì)指南,包括接觸角修正和壓力范圍選擇。
ASTM D4641-2019《JianCe Test Method for Determination of Pore Volume and Pore Volume Distribution of Catalysts by Mercury Intrusion Porosimetry》:針對(duì)催化劑的壓汞法檢測(cè),明確孔體積計(jì)算方法和儀器精度要求。