例句與造句

1. Following extraction, the product can be purified by flash chromatography.
2. If excess reagent is used, the product will require flash chromatography to remove excess silanol and siloxane.
3. Manufacturers are now starting to move into higher pressure flash chromatography systems and have termed these as medium pressure liquid chromatography ( MPLC ) systems which operate above.
4. Different flash chromatography column . ( A compound elutes from a column when the amount of solvent collected is equal to 1 / R f . ) Chemists often use TLC to develop a protocol for separation by chromatography and they use TLC to determine which fractions contain the desired compounds.
5. However, methods developed in 2006 by workers in the lab of Jack L . Arbiser, took advantage of the proximity of the phenolic hydroxyl groups in magnolol, which form a protectable diol, to generate a magnolol acetonide ( "'Figure 1 "'), with a subsequent simple purification via flash chromatography over silica.
6. It's difficult to find flash chromatography in a sentence. 用flash chromatography造句挺難的