potassium sulphate

例句：

1. 1. Potassium sulphate is acommon chemical used in the production of fertilizers.
   硫酸钾是一种常见的化学物质，用于生产肥料。
2. 2. The potassiumsulphate was added to thesoil to improve its fertility.
   向土壤中添加硫酸钾以提高其肥力。
3. 3.The plant's ability to absorb potassium sulphate dependson the pH level of the soil.
   植物吸收硫酸钾的能力取决于土壤的pH值。