标准号:ASTM D4641-1994(1999)e1
英文标准名称:Standard Practice for Calculation of Pore Size Distributions of Catalysts from Nitrogen Desorption Isotherms
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
国际标准分类号:71.040.30 (Chemical reagents)
适用范围: Note 1-This practice is designed primarily for manual computation and a few simplifications have been made for this purpose. For computer computation the simplified expressions may be replaced by exact expressions.