Product Overview & Quality

Product Name: Ammonium iron (III) sulfate (Ferric ammonium sulfate / Iron alum)
Grade: Analytical Reagent (AR Grade), featuring high purity ( 98.5%) for precise laboratory titrations and analytical research.
Physical Properties: Pale violet to light yellow crystals; odorless.
Solubility: Highly soluble in water; aqueous solutions are acidic.
Key Use: Primarily used as an indicator in Volhard titrations (determination of halides) and for preparing iron standard solutions in spectroscopy.

Safety & Hazards

Classification: Categorized as a skin and eye irritant.
Health Risks: Direct contact causes redness and irritation. Inhalation of dust may irritate the respiratory tract. Low acute toxicity but may cause gastrointestinal distress if swallowed in large amounts.
First Aid Measures: Flush affected eyes or skin with plenty of water. Move to fresh air if dust is inhaled.

Handling & Storage

Storage: Light-sensitive and efflorescent. Store in a cool, dry, and dark place in a tightly sealed container to prevent loss of water of crystallization and oxidation.
Precautions: Wear standard PPE, including chemical-resistant gloves and safety goggles. Avoid dust generation. Store away from strong oxidizing agents and strong bases.