phenolsulfonic caid

例句：

1. 1.This compound is used as a catalyst in the production of phenolsulfonic acid.
   这种化合物在生产酚磺酸时用作催化剂。
2. 2.The phenolsulfonic acid reacts with water to form a salt and a weak acid.
   酚磺酸与水反应形成盐和弱酸。
3. 3. The phenolsulfonic acid is widely used in the chemical industry for its strong acidity and solubility properties.
   酚磺酸因其强酸性和溶解性而在化学工业中广泛应用。