Sulfuric Acid
Overview
Sulfuric acid is the most-produced chemical product in the world.
Its strong acidity, corrosiveness and dehydration properties are utilized in a wide variety of industries.
98% sulfuric acid has a specific gravity of 1.841.
It is produced as a by-product from sulfurous gas emitted in the smelting processes of copper and zinc.
Quality characteristics
| Sulfuric acid content | Residue on ignition | Iron content (Fe) | |
|---|---|---|---|
| Concentrated sulfuric acid | Indicated sulfuric acid content or higher | 0.05% or less | 0.03% or less |
| Dilute sulfuric acid | |||
| Fuming sulfuric acid | Indicated free anhydrous sulfuric acid content or higher |
Applications
Applications include fertilizer, agrochemicals, insecticides, raw material for synthetic fibers, car tires, steel plates, plastics, coatings, lubricants, pulp bleaching in paper making, water purification agents and metal smelting
Packaging
Tank trucks, chemical tankers
Other
Statistics on sulfuric acid are available on the Sulfuric Acid Council of Japan's website. Please see the website for details.
Gypsum
Overview
The gypsum available from our company is produced as a by-product during the smelting processes of copper and zinc. It is dihydride gypsum with two molecules of water in the calcium sulfate crystalline structure.
Applications
Cement setting regulator, raw material for gypsum board
Packaging
Bulk vessels, dump trucks, containers