1. Generally speaking, magnesium sulfate powder can be washed with 500ml hot water for cleaning. External application of magnesium sulfate has pharmacological effects of hyperosmotic, detumescence and analgesia.

2. Magnesium sulfate can be used as leather, explosives, paper, porcelain, fertilizer and oral laxatives in medical treatment. Magnesium sulfate is used as fertilizer in agriculture because magnesium is one of the main components of chlorophyll. It is usually used for potted plants or crops lacking magnesium, such as tomatoes, potatoes and roses.