MindMap Gallery Food additive: Preparation method of dipotassium dihydrogen phosphate
The preparation method of dipotassium dihydrogen phosphate involves raw material preparation, reaction process, product purification, and quality control. Firstly, raw materials such as phosphoric acid and potassium hydroxide are prepared. Then, the reaction is carried out under specific temperature, pressure, and time conditions. Next, the product is purified through steps such as filtration, crystallization, and drying. Finally, quality control measures such as purity testing and heavy metal content testing are conducted.
Edited at 2025-01-14 14:30:57