Ammonium sulphate powder is a white, crystalline substance used primarily as a nitrogen-rich fertilizer in agriculture. It provides essential nutrients to crops, promoting healthy plant growth and development. The powder is highly soluble in water, making it suitable for various applications, including foliar sprays and soil treatments. Ammonium sulphate is also used in industrial processes, such as water treatment and pharmaceuticals. Its high nitrogen content makes it an effective and popular choice for farmers and industries alike. It's often used to correct soil deficiencies and support crop yields, playing a crucial role in modern agriculture and industrial applications.