Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品为深褐色液体；有醋酸及煤焦油的特臭。
Sulfonic acid is a foaming acid available from some of the oil companies. 磺酸是从一些炼油公司获得的一种起泡酸。
Eastman-AQ is a new kind of polymer (ester sulfonic acid) cation exchanger. Eastman-AQ(AQ-55D,AQ-29D)是一种新的聚合物(磺酸酯)阳离子交换剂,涂于玻碳电极上,形成的膜具有强的附着力、高的选择性、良好的离子交换及防污性能。
Method phenol sulfonic acid chromatometry was used in the experiment. 结果翼首草含糖量较高,且不同药用部位含糖量不同。
