A database about Preparation of Laboratory Reagents. A Project of SCIENCE Pakistan

Ferric Ammonium Sulfate



Ferric Ammonium Sulfate Dodecahydrate
[Fe(NH4)(SO4)2•l2H2O]

Caution
Avoid contact with acid and fumes.

Preparation
0.1 N Ferric Ammonium Sulfate Dodecahydrate
  1. Add approximately 800 mL of distilled water to a 1-litre volumetric flask containing a Teflon stir bar.
  2. Weigh 49 g of Ferric Ammonium Sulfate Dodecahydrate. Reagent Preparation Procedures 4-14
  3. Quantitatively transfer to the 1-litre volumetric flask while stirring.
  4. Remove stir bar and dilute to full volume with distilled water. Replace stir bar and stir the saturated solution thoroughly for approximately 5 minutes.
  5. Filter the saturated solution using a MILIPORE apparatus with HA 0.45 μm filter membrane, or equivalent.

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