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Iron(II) Sulfate, Green Vitriol
Ferrous sulfate is a salt of iron and sulfuric acid and is commonly used as a dietary supplement for iron deficiency anemia and as a coagulant in tofu production. It is also used as a reducing agent, a mordant and to treat iron-deficient plants in agriculture. It occurs in the form of green or yellow crystals or powder. Ferrous sulphate heptahydrate is known by the trivial name green rock.
Molecular formula
FeSO4
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Fibre-rubber plates
Not known Not known
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Teflon plates
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Graphite plates
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Rubber plates
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
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Good good
Excellent suitable
Excellent suitable
All technical data is based on our measurements and experience and is for guidance only. The parameters listed interact if they occur together and must be consulted in limiting cases. The manufacturer is not liable for misinterpretation of the given data and incorrect application of seals
Reinforced with bonded smooth Ni foil 0.013 mm thick (material: 2.4066). For low and medium pressures.
Reinforced with 0.1 mm thick perforated reed plate (material: AISI 316). For medium and higher pressures.
Reinforced with 0,05 mm thick stainless steel foil (material: AISI 316). For low and medium pressures.
Reinforced with expanded stainless steel sheet 0.1 mm thick (material: AISI 316L, 700 g/m²). Ideal seal for large pressure changes.
Multilayered sealing material made of expanded graphite reinforced with a larger number of inserts without the use of adhesives. Suitable for higher pressures and temperatures.
Rubber resistant to atmospheric influences, UV and ozone radiation. Excellent temperature resistance.
It is used in refrigeration and applications where the seal is exposed to external weathering.
FKM has excellent chemical and heat resistance. It is used in mineral oil and grease based applications.
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