Potassium Dihydrogen Phosphate MKP(KH₂PO₄) is a binary compound containing phosphorus and potassium. Depending on its purity grade, it is used in agriculture, industry, food processing, pharmaceuticals, and scientific research. Specific applications include:

I. Agricultural Applications (Primary Use): Industrial-grade potassium dihydrogen phosphate (99% purity) is suitable for fertilizer production and industrial fermentation.
II. Industrial Applications
In the electroplating industry, it serves as an additive to improve the uniformity and quality of plated coatings;
It acts as a chemical intermediate for the production of other phosphate products;
In water treatment, it regulates pH levels and provides buffering action;
In the paper and detergent industries, it is used as an additive to enhance paper strength and cleaning performance;
High-purity products are also used for cleaning precision components in the electronics industry.
III. Food Applications (Food Grade)
Food-grade potassium dihydrogen phosphate is suitable for use as a food additive and in high-end fermentation processes.
IV. Feed Applications
Feed-grade potassium dihydrogen phosphate: Suitable for use as a feed additive.
It is a compliant nutritional feed additive that primarily supplies essential phosphorus and potassium minerals to livestock, poultry, and aquatic animals, while also regulating electrolyte balance. It is used in large-scale animal husbandry and feed production.
V. Analytical Reagent Grade Potassium Dihydrogen Phosphate: Suitable for reagent production and other high-end applications.
In laboratories, it is used to prepare chemical buffer solutions as well as culture media for microorganisms and plant tissues; in cosmetics, it is used to adjust pH levels and improve product stability.