The identification of Radix scutellariae was silica gel G plate, n-butanol-glacial acetic acid-water(7:1:2) as the development reagent, chloride ferric(1%) as color developing reagent.
The unsaponifiable matters of the oil from Xanthoceras sorbifolia Bge. are separated by TLC with silica gel G into four fractions:sterols, triterpene alcohols, 4-methyl sterols and hydrocarbons.
本文对文冠果仁油非皂化物中三萜醇部分和4-甲基甾醇部分进行一系列的分离和鉴定。
3
The walls of some algae differ, e. g. the silica boxes enclosing diatoms, and the calcareous layer on the cell walls of calcareous algae.