Product Description

Iron sulfate heptahydrate(FeSO4.7H2O)

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Item	National standard GB14591-2006	Enterprise standard
Purity(FeSO4.7H2O)	98%	98%/90%
Fe	19.7%	20%
pb	20ppm max	2ppm max
As	5ppm max	1ppm max
Insoluble matter	0.5%	0.015%
Appearance	Light green or yellowish-green crystal

Ferrous Sulfate Heptahydrate, also called copperas, is a bluegreen crystals;

soluble in water, melts at 64 C. It is commercially generated as a byproduct

during the manufacture of Titanium Dioxide, or as a byproduct of the pickling of steel.

90% Ferrous Sulphate Heptahydrate

98%Ferrous Sulphate Heptahydrate

(1). Symptoms include leaves turning yellow or brown in the margins between the veins which may remain green, while young leaves may appear to be bleached.

(2). Any plant may be affected, but raspberries and pears are particularly susceptible, as well as most acidloving plants such as azaleas ,kaffir lily ,chrysanthemum and camellias.

Symptoms of iron chlorosis include general yellowing of leaves with veins remaining green, starting with youngest leaves. (shown in Figure below)

1. In agricultural, applying ferrous sulfate fertilizer can prevent crops from Fe deficiency which will lead to reduction of output or no fruits. Symptoms of Fe deficiency include chlorosis, yellowish green diachyma etc. 2.It also can be used as feed additive to cure ferrous deficiency which will cause animal weakness, lethargy, depression, slowed growth, rapid breathing, anorexia and susceptibility to disease, or supply daily trace element in everyday feed. 3.In industry field, it can be used as a substitute for aluminum sulfate in the water treatment. It causes impurities to clump together in masses, called flocculation, or used to remove phosphates in sewage treatment. 4.It can also be used as raw material of pigment and electronics, hydrogen sulphide deodorants, soil amendment, and industrial catalysts. 5.Used for reduction of hexavalent chromium in electroplating factory wastewater treatment. It is a reducing agent,for the reduction of chromate in cement. Iron sulfate heptahydrate manufacturing process:: Our pattner: Company Information

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