tetrabromophenolphthalein sodium

例句：

1. 1.The test solution was prepared by dissolving tetrabromophenolphthalein sodium in water.
   通过将四溴酚酞钠溶解在水中制备了测试溶液。
2. 2. The color of the solution changed from red to blue as the tetrabromophenolphthalein sodium reacted with the acid.
   随着四溴酚酞钠与酸反应，溶液的颜色从红色变为蓝色。
3. 3. The tetrabromophenolphthalein sodium was used to detect the presence of chloride ions in the sample.
   四溴酚酞钠被用来检测样品中氯离子的存在。