This paper primarily studied the changes of color and the content of phenol in pericarp of "brumal jujube".
笔者初步探讨了白熟冬枣贮藏期间果皮色泽变化与酚类物质含量变化的关系。
Phenol acids are separated by paper chromatography with mobile phase of micellar aqueous solution. The effect of 8 kinds organic additive in micellar paper chromatography are discussed.
使用胶束水溶液作为纸色谱法的展开剂，分离了酚酸，并尝试了8种有机改性剂对分离的影响。
This paper expounds the influence of the purity of 4-antipyrine on the measurement of volatile phenol contents in water.
文章阐述了用纯度高低不同的4—氨基安替比林测定水中挥发酚类含量的影响。
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