• Iron (II) Sulfate Heptahydrate
• Lab Chemicals
• Ferrous Sulfate
• Iron (II) sulfate heptahydrate for analysis EMSURE ACS, ISO, Reag. Ph Eur. CAS 7782-63-0, EC Number 233-336-3, chemical formula FeSO * 7HO.
• Catalog Number 103965
• Packing: 500 gr
• Replaces FX0260-1
• Synonyms Iron vitriol
• Description Iron (II) sulfate heptahydrate
• CAS number 7782-63-0
• EC index number 026-003-01-4
• EC number 233-336-3
• Grade ACS, ISO, Reag. Ph Eur
• Hill Formula FeOS * 7HO
• Chemical formula FeSO * 7HO
• Molar Mass 278.02 g / mol
• HS Code 2833 29 80
• Specifications
• Assay (manganometric) 99.5 – 102.0%
• Identity passes test
• Appearance of solution passes test
• Insoluble matter 0.01%
• pH-value (5%; water) 3.0 – 4.0
• Chloride (Cl) 0.0005%
• Phosphate (PO) 0.001%
• Total nitrogen (N) 0.001%
• Heavy metals as Pb 0.005%
• As (Arsenic) 0.0002%
• Ca (Calcium) 0.005%
• Cr (Chromium) 0.005%
• Cu (Copper) 0.001%
• Fe III (Iron III) 0.02%
• K (Potassium) 0.002%
• Mg (Magnesium) 0.002%
• Mn (Manganese) 0.05%
• Na (Sodium) 0.02%
• Ni (Nickel) 0.005%
• Pb (Lead) 0.0005%
• Zn (Zinc) 0.005%
• Substance not precipitated by ammonium hydroxide 0.1%

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