توضیحات
سولفات آهن II هفت آبه 5 كيلوگرم كد 103963 كمپاني مرك آلمان
1.03963 SAFC
Iron(II) sulfate heptahydrate
cryst., EMPROVE® ESSENTIAL Ph Eur,BP,USP,FCC
Synonym: Iron vitriol, Iron(II) sulfate heptahydrate
- CAS Number 7782-63-0
- Empirical Formula (Hill Notation) FeO4S · 7H2O
- Molecular Weight 278.01
- MDL number MFCD00149719
- EC Index Number 231-753-5
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Analysis Note
Assay (manganometric): 99.5 – 102.0 %
Identity: passes test
Appearance of solution: passes test
pH-value (5 %; water): 3.0 – 4.0
Chloride (Cl): ≤ 0.01 %
Al (Aluminium): ≤ 0.01 %
As (Arsenic): ≤ 0.0002 %
Co (Cobalt) (*): ≤ 0.002 %
Cr (Chromium): ≤ 0.0050 %
Cu (Copper): ≤ 0.0050 %
Fe III (Iron III): ≤ 0.3 %
Hg (Mercury): ≤ 0.0001 %
Mn (Manganese): ≤ 0.1 %
Ni (Nickel) (*): ≤ 0.0050 %
Pb (Lead): ≤ 0.0002 %
Zn (Zinc): ≤ 0.0025 %
Residual solvents (ICH Q3C): excluded by manufacturing process
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Corresponds to Ph Eur, BP, USP, FCC
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