MECK – 103965 Iron(II) Sulfate Heptahydrate

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 (PO₄) : ≤ 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 %
  • By ammonium hydroxide : ≤ 0.1 %
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MECK – 103965 Iron(II) Sulfate Heptahydrate

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