آمونيوم آيرون(II)سولفات 1 كيلوگرم كد 103792 كمپاني مرك آلمان

1.03792 Supelco

Ammonium iron(II) sulfate hexahydrate

for analysis EMSURE^® ISO

Synonym: Ammonium iron(II) sulfate hexahydrate

• CAS Number 7783-85-9
• Empirical Formula (Hill Notation) H₈FeN₂O₈S₂ · 6H₂O
• Molecular Weight 392.14
•  MDL number MFCD00150530
•  EC Index Number 233-151-8

• Analysis Note

  Assay (manganometric): 99.0 – 101.5 %
  pH-value (5 %; water): 3.0 – 5.0
  Chloride (Cl): ≤ 0.001 %
  Phosphate (PO₄): ≤ 0.002 %
  Iron(III)-salts (Fe³⁺): ≤ 0.02 %
  Ca (Calcium): ≤ 0.002 %
  Cu (Copper): ≤ 0.002 %
  K (Potassium): ≤ 0.01 %
  Mg (Magnesium): ≤ 0.01 %
  Mn (Manganese): ≤ 0.05 %
  Na (Sodium): ≤ 0.01 %
  Pb (Lead): ≤ 0.001 %
  Zn (Zinc): ≤ 0.003 %
  Correspons to ISO