Dipotassium hydrogen phosphate is also known by several common names, including dipotassium phosphate, dipotassium hydrogen orthophosphate, and potassium phosphate dibasic.
Understanding Dipotassium Hydrogen Phosphate
Dipotassium hydrogen phosphate, with the chemical formula K2HPO4, is an inorganic compound. It is often encountered in various forms, which may include associated water molecules, denoted as K2HPO4.(H2O)x (where x can be 0, 3, or 6).
This versatile compound, alongside monopotassium phosphate (KH2PO4.(H2O)x), plays a crucial role in several applications due to its chemical properties.
Alternative Names and Chemical Formula
To provide clarity, here's a summary of its common names and chemical composition:
| Common Name | Chemical Formula (Anhydrous) | Description |
|---|---|---|
| Dipotassium Phosphate | K2HPO4 | A widely used, simpler name for the compound. |
| Dipotassium Hydrogen Orthophosphate | K2HPO4 | A more precise chemical name, indicating the hydrogen ion. |
| Potassium Phosphate Dibasic | K2HPO4 | Refers to the "dibasic" nature, meaning two potassium ions. |
Common Applications
Dipotassium hydrogen phosphate is highly valued for its functional properties and is extensively used across different industries:
- Fertilizer: It serves as an essential source of both potassium and phosphorus, two macronutrients vital for plant growth and development, helping to enhance crop yield and quality.
- Food Additive: In the food industry, it is utilized for various purposes, including:
- Emulsifying agent: Helps to stabilize mixtures of immiscible liquids.
- Thickener: Contributes to desired food textures.
- Protein stabilizer: Prevents aggregation of proteins in dairy products and other foods.
- Buffering Agent: Its ability to resist changes in pH makes it an effective buffering agent in numerous chemical and biological systems, maintaining stable acidity or alkalinity.
