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  • Ferrous sulfate (industrial waste water treatme)

    Ferrous sulfate (industrial waste water treatme)

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    Brand: BLUESTAR
    Categories: Flocculants

    Ferrous sulfate, commonly known as green vitriol, is a sulfate of iron consisting of sky-blue or green monoclinic crystals or crystalline powder, with a relative density of 1.8987 and melting point of 64 °C; it is odorless and convergent and weathers when exposed to air, with the surface turning into a white powder; it is subject to oxidization in moist air, with a brown ferric subsulfate appearing on the surface; it is water glycerol soluble and insoluble in alcohol; ferrous sulfate is reductive and turns from a heptahydrate into a tetrahydrate at 56.6°C, and into a monohydrate at 64.6°C; it loses six crystal water molecules at 90°C, and all the crystal water molecules at 300°C, and decomposes to give off SO2 and SO3 in red hot state; it is also corrosive and fluoresces in dry air; its anhydride form is a white powder, which turns blue-green when reacting with water.

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  • Citric Acid Anhydrous

    Citric Acid Anhydrous

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    Brand: ENSIGN
    Categories: Flocculants

    Citric acid is a kind of important organic acid, also known as folic acid, colorless crystals, often contain a molecular crystal water, odourless, has a strong acid, soluble in water.The calcium salt easy dissolve in cold water than hot water, and the properties of commonly used to identify and separate citric acid.Crystallization in control the temperature of the appropriate anhydrous citric acid can be obtained.In the industry, food industry, cosmetic industry etc has very many purposes.

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