The objective is to establish a method to determine the content of protocatechuic acid in Scutellaria barbara.
目的是要建立测定黄芩中原儿茶酸含量的方法。
Protocatechuic acid methyl ester (6);
二羟基苯甲酸甲酯（6）；
Objective to establish a method for determining the content of Danshensu and Protocatechuic Aldehyde in Huoxue capsule.
目的制定活血胶囊中丹参素和原儿茶醛的含量测定方法。
Objective A TLC-UV method was developed to separate and determine protocatechuic aldehyde in injection saliae miltiorrhizae composita.
目的建立薄层层析-紫外分光光度法测定香丹注射液中原儿茶醛的含量。
Objection To study the intestinal absorptive features of salvianolic acid taking salvianic acid A sodium and protocatechuic aldehyde as the indexes.
目的以丹参素钠和原儿茶醛为指标，研究丹参酚酸肠吸收特性。
Protocatechuic foam material is mainly Tujia carefully made of glutinous rice and a traditional hospitality food tea, dedicated to the guest of honor, a symbol of sweet sweet honey;
泡儿茶是土家人以糯米为主料精心制成的一种传统待客食品茶，专用于招待贵宾，象征甜甜蜜蜜；
Protocatechuic foam material is mainly Tujia carefully made of glutinous rice and a traditional hospitality food tea, dedicated to the guest of honor, a symbol of sweet sweet honey;
泡儿茶是土家人以糯米为主料精心制成的一种传统待客食品茶，专用于招待贵宾，象征甜甜蜜蜜；
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