introduction
Blue green monoclinic crystals or particles, odorless. Weathered in dry air and oxidized to brown basic iron sulfate in moist air. At 56.6, it becomes four hydrate and becomes hydrate at 65. Soluble in water, almost insoluble in ethanol. When the water solution is cold, it slowly oxidized in the air and oxidized rapidly in the heat. Adding alkali or exposure can accelerate the oxidation of. Relative density (D15) 1.897. Irritant. Anhydrous ferrous sulfate is white powder, water of crystallization is light green crystal crystal, commonly known as "green", soluble in water, aqueous solution is light green. Ferrous sulfate can be used for chromatographic analysis reagents and spot analysis for the determination of platinum, selenium, nitrite and nitrate. Ferrous sulfate can also be used as a reducing agent to produce ferrite, water purification, polymerization catalyst, photo plate and so on.
Application Fields:
1.Purifying drinking water, sewage.
2.Industrial water purification, industrial wastewater, mining, oil field injection water, metallurgy, coal washing, leather and all kinds of chemical waste water treatment.
3.Industrial production: Paper sizing, dye printing, bleaching and dyeing, medicine and other industries.
4.In artificial coal industry, it is used for separating coal and water with excellent effect. In the oil refining industry, for oil and water separation.
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THE PURIFICATION OF WATER WITH BLEACHINGPOWDER ... on the Jersey City water-supply appear to bear out this view.2 Commercial bleaching-powder,
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evaporation will be quite high and the amount of purified water obtained will be very less. L Filtration is also used for removing foreign particles from water. One
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