Description
Product name: Potassium sulphate
Molecular formula: K2SO4
Molecular weight: 174.259
CAS NO.: 7778-80-5
Properties and uses: Potassium sulfate is a valuable agricultural fertilizer and has a variety of other industrial and chemical applications.
Potassium sulfate is a popular, high-quality source of potassium in agriculture. Potassium is an essential nutrient for plant growth and plays a vital role in root development, drought resistance, fruit quality and other physiological processes. It is particularly suitable for crops that are sensitive to chloride because potassium sulfate does not contain chloride. This makes it ideal for high-value crops such as fruits, vegetables and tobacco. Potassium sulfate is used to prepare electrolyte solutions for certain types of batteries, such as lead-acid batteries. In the food industry, potassium sulfate is used as a leavening agent in baking to help dough rise. Potassium sulfate is used as the extinguishing agent in some dry powder fire extinguishers. In the pharmaceutical field, It is used in some pharmaceutical formulations and can also serve as a source of potassium for medical applications.
Potassium sulfate is valued for its role in supplying potassium to crops without adding chloride, which can be detrimental to certain plants. Its ability to provide potassium in a sulfate form is particularly beneficial in agriculture. It is an essential component in maintaining soil fertility and promoting healthy plant growth, making it a significant fertilizer choice for a wide range of crops.
Standard: GB/T20406-2017
| Indicators | Unit | Product I | Product II |
| Appearance | / | White or colorless crystal | |
| potassium oxide | ≥% | 50.0 | 52.0 |
| Sulfates | ≥% | 17.5 | 18.5 |
| pH value | 10 g/L | 5.0-7.0 | 5.0-7.0 |
| Moisture content | ≤% | 0.2 | 0.2 |
| Solubility (at 22℃) | g/L | 70.0 | |
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