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Ferrous sulfate
Alias: Green alum
English name: Ferrous sulfate
Model: Ferrous sulfate heptahydrate
Content: 96%, 98%
Appearance: Light green crystal
Packaging specifications: 25kg/bag, 50kg/bag
Packaging material: woven bag
Store in a cool and ventilated warehouse.
Stay away from sources of fire and heat. Protect from direct sunlight.
The packaging must be sealed to prevent moisture.
It should be stored separately from oxidants, alkalis, etc.
1. Ferrous sulfate can be used to produce iron salts, iron oxide pigments, mordants, water purifiers, preservatives, disinfectants, etc;
2. Water treatment: Ferrous sulfate is used for flocculation purification of water and removal of phosphates from urban and industrial wastewater to prevent eutrophication of water bodies. It is also widely used in the treatment of bleaching, dyeing, and electroplating wastewater, and is an efficient water purification flocculant. It is particularly suitable for decolorization treatment of bleaching and dyeing wastewater, with better results;
3. Reducing agent: A large amount of ferrous sulfate is used as a reducing agent, mainly to reduce chromate in cement.
5. Colorants
① The production of tannic acid iron ink and other inks requires the use of ferrous sulfate; The mordant used for wood dyeing also contains ferrous sulfate.
② Ferrous sulfate can be used to dye concrete with a yellow rust color.
③ Woodworkers use ferrous sulfate to dye maple wood with a silver color.
6. Agriculture: Regulating soil pH and promoting chlorophyll formation (also known as iron fertilizer) can prevent and control yellowing disease caused by iron deficiency in flowers and trees. It is an essential element for acid loving flowers and trees, especially iron trees. It can also be used as fertilizer to remove moss and lichen from tree trunks.
7. Analytical Chemistry: Ferrous sulfate can be used as a chromatographic reagent.