para hydroxybenzoic acid的用法和樣例：
例句
- It is maigre that to hydroxyl benzoic acid Yi Bingfu adds up to ester natrium and benzoic acid natrium?
對羥基苯甲酸乙丙複合酯鈉和苯甲酸鈉是不是素食？ - By use of dodecatungstophosphoric acid as catalyst,butyl para hydroxybenzoate was synthesized by esterification of para hydroxybenzoic acid and butyl alcohaol.
以十二鎢磷酸為催化劑，由對羥基苯甲酸和正丁醇酯化製得對羥基苯甲酸丁酯。
