§4.4 甲酸

表8-3-7甲酸的密度、波美度与浓度的对照浓度%+20℃时密度,g/cm3波美度°Beg/L12341234567891011121.0021.0041.0071.0091.0121.0141.0171.0201.0221.0251.0271.0300.30.61.01.31.62.02.42.83.13.53.84.210.0220.0930.2140.3750.5860.8571.1981.5791.99102.5113.0123.6浓度%+20℃时密度,g/cm3波 ......（本文共 1754 字 ）     [阅读本文] >>