About Phosphogypsum Dihydrate (CaSO4.2H2O)
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Technical profile of Phosphogypsum Dihydrate, a high-purity raw chemical material supplied by Triveni Chemicals for industrial manufacturing and laboratory synthesis.
Technical Specifications:
Synonyms: Calcium Sulfate Dihydrate, Gypsum Dihydrate
Chemical Formula: CaSO4.2H2O
Industrial Uses & Applications:
Phosphogypsum Dihydrate Is A Calcium Sulfate Dihydrate By-Product Generated During The Production Of Phosphoric Acid From Phosphate Rock. Phosphogypsum Dihydrate Is Commonly Used In Cement, Construction Materials, Soil Conditioning, And Road Base Applications.
It Also Finds Use In Agriculture As A Source Of Calcium And Sulfur To Improve Soil Structure.
Versatile Industrial ApplicationsThanks to its high purity and favorable chemical composition, Phosphogypsum Dihydrate serves as an essential raw material in cement and gypsum board manufacturing. Its consistent quality ensures it meets industry standards, making it highly suitable for these industrial uses.
Agricultural BenefitsPhosphogypsum Dihydrate acts as a soil conditioner, improving soil structure and reducing soil compaction. Its application enhances calcium and sulfur content in the soil, promoting healthier crop growth and improving overall agricultural productivity.
Physical and Chemical PropertiesThis compound is recognized by its white to gray-white powdered appearance and notable for its low solubility and high melting point. Its structural formula CaSO4.2H2O and molecular weight of 172.17 g/mol make it ideal for various industrial and agricultural applications.
FAQ's of Phosphogypsum Dihydrate (CaSO4.2H2O):
Q: How is phosphogypsum dihydrate produced?
A: Phosphogypsum dihydrate is generated as a by-product during the industrial extraction of phosphoric acid from phosphate rock. The process involves reacting phosphate rock with sulfuric acid, which results in phosphoric acid and phosphogypsum as a secondary output.
Q: What are the main applications of phosphogypsum dihydrate?
A: This compound is primarily used as a soil conditioner in agriculture, and as a raw material for manufacturing cement, gypsum plaster, and wallboards. It helps improve soil structure and is valuable in various construction materials.
Q: When is phosphogypsum dihydrate typically used in agriculture?
A: Phosphogypsum dihydrate is applied to soil during land preparation, before the planting season, or as a soil amendment to improve calcium and sulfur content throughout the growing cycle, depending on crop requirements and soil condition.
Q: Where can phosphogypsum dihydrate be sourced?
A: It is available from manufacturers and suppliers specializing in industrial chemicals, particularly in regions with active phosphoric acid production facilities. In India, several companies offer phosphogypsum dihydrate for industrial and agricultural purposes.
Q: What is the typical process of using phosphogypsum in cement manufacturing?
A: Phosphogypsum dihydrate is blended with clinker during cement production. Its addition aids in controlling the setting time of cement and improving the final product's properties by contributing to the formation of calcium sulfate phases.
Q: How does phosphogypsum benefit agricultural land?
A: It provides essential calcium and sulfur to the soil, helps in reducing compaction, and can improve water infiltration. This leads to enhanced root development and increased agricultural yields.