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Classification: Sulphate
Brand Name: Holda
Appearance: blue-green crystal
Purity: >=98%
Grade Standard: Agriculture Grade,Food Grade,Industrial Grade
CAS No.: 7782-63-0
Type: Ferrous Sulphate
Application: Fertilizer, water purifying
Place of Origin: China (Mainland)
EINECS No.: 231-753-5
MF: FeSO4.7H2O
Other Names: green vitriol

Specifications

Product Description
Ferrous Sulphate Heptahydratre
Product Name
Ferrous Sulphate Heptahydrate
Purity
98%min
Appearance
Green crystal or granular
CAS NO.
7782-63-0
MF
FeSO4.7H2O
HS Code
2833291000
EINECS NO
231-753-5
Industry grade Ferrous Sulfate heptahydrate for water treatment from China
Specification
Items
Guaranteed Specification
FeSO4. 7H2O
98% Min
Fe
19.7% Min
Pb
20 ppm Max
as
2 ppm Max
CD
5 ppm Max
Size
through 40 mesh siev
Application
1.Water treatment:
Ferrous sulfate is used for flocculating and purifying water, and removing phosphate from urban and industrial sewage to prevent eutrophication of water bodies.

2.Soil Improvement,Good Fertilizer:
Agricultural grade ferrous sulfate is used to adjust the pH of the soil.Can make the soil alkaline smaller,can be added to the
Plant;Also be used as fertilizer, is a catalyst for the manufacture green pigment of plants, there is an important role for plant uptake.

3.Paper Industry:
It helps in sizing of paper at neutral and alkaline pH, thus improving paper quality (reducing spots and holes and improving sheet formation and strength) and sizing efficiency.
3.Colorant
Ferrous sulfate was used as a material of inks,most notably iron gall ink.It also finds use in wool dyeing as a mordant.

4.Other Uses:
Leather tanning, lubricating compositions, fire retardants; decolorizing agent in petroleum, deodorizer; food additive; firming agent; dyeing mordant; foaming agent in firefighting foams; fireproofing cloth; catalyst; pH control; waterproofing concrete; aluminum compounds, zeolites.
Product packaging
Packing:
25kg or 50kg or 1000kg exported-use woven bag with PE film inner-lined.
FAQ
1.Q: Are you manufacturer?
A:Yes, we are the manufacturer with continuous and improved  production, sales and service supply.
2.Q: how to get a quotation?
A: in order to send you our best price, please kindly inform us detailed product parameters.
3.Q: Could you provide free sample?
A: Yes, we could provide free sample if the value not big,but the courier charge will be on your side. and we'll send back the courier charge if you place an order to a certain amount.
4.Q: how do you garantee the quality?
A: First of all, our quality control will reduce the quality problem to near zero. When the production is finished, they'll take
Samples from every batch of cargo, and send to our lab for inspection. after passed the inspection, then we will arrange the delivery.