Calcium superphosphate is a long-used water-soluble quick-acting phosphate fertilizer made by acidulating phosphate rock with sulfuric acid. It has complete nutrients and low price, can quickly supplement available phosphorus in soil, suitable for most soil and crops, and is a basic bulk phosphate fertilizer in agriculture.
| Chemical Name | Mixture of Calcium Dihydrogen Phosphate and Calcium Sulfate |
| Chemical Formula | Main Component Ca(H₂PO₄)₂ |
| CAS | 10031-30-6 |
| Appearance | Grayish white loose powder or particles |
| Melting point | No fixed melting point |
| Density（ρ20）, g/cm³ | 2.2 |
| Solubility | Available phosphorus easily soluble in water, auxiliary ingredients slightly soluble in water |
| Molecular Weight | No fixed value for mixture |
| Chemical Name | Mixture of Calcium Dihydrogen Phosphate and Calcium Sulfate |
Used as base fertilizer and seed fertilizer for grain crops, phosphorus fertilizer for rooting and seedling strengthening of fruits, vegetables and seedlings, and soil phosphorus supplement and improvement fertilizer for orchards and tea gardens. It can also be mixed with nitrogen and potash fertilizers to increase overall planting yield.
Store in sealed woven bags in agricultural materials warehouse, prevent rain and moisture to avoid agglomeration and fertilizer efficiency reduction. Forbid co-storage with alkaline fertilizers such as plant ash and lime, preserve properly in ventilated and dry environment.
We mainly supply agricultural fertilizers including urea, potassium sulfate, ammonium chloride and water-soluble fertilizer materials; as well as industrial chemical raw materials such as calcium chloride, sodium bicarbonate and phosphate products.
Yes. We can provide batch COA, MSDS, certificate of origin and other full set of export documents to meet customs clearance requirements worldwide.
Sure. We offer agricultural grade and industrial grade products. Customized purity, particle size and packaging are all available as customers' demands.
Sample order is acceptable. For bulk orders, goods can be delivered within 3-7 days for in-stock items. We also support long-term bulk order production arrangement.
We offer exclusive one-on-one pre-sales and after-sales responses throughout the process, along with customized supporting solutions, ensuring high efficiency, peace of mind, and reliable and stable delivery.
With 26 years of in-depth experience in the chemical industry, we have a well-established supply chain system, sufficient production capacity reserves, and the ability to provide large-scale supplies and continuous delivery.
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