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VWR Ammonium iron(III) sulphate dodecahydrate ≥98%, TECHNICAL, 1kg
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Specifications:
| Application | Analytical Chemistry | ||
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Powder |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | NH₄Fe(SO₄)₂·12H₂O |
VWR® Ammonium Iron(III) Sulphate Dodecahydrate (≥98%, Technical grade), also known as Ferric Ammonium Sulfate (FAS) or NH₄Fe(SO₄)₂·12H₂O, is a crystalline double salt used extensively as a reagent, oxidizing agent, and mordant. With an assay of ≥98%, this technical-grade material provides reliable quality for industrial, educational, and general laboratory applications.
It is widely used in analytical chemistry, textile dyeing, wastewater treatment, tanning, and as a component in iron determination methods.
Key Features
- High Purity: ≥98% (technical grade).
- Versatile Reagent: Suitable for oxidation-reduction reactions and complexometric titrations.
- Stable Double Salt: Ammonium alum-type crystalline structure.
- Wide Application Range: From analytical chemistry to industrial processing.
- Convenient Packaging: Supplied in 1 kg plastic bottles for safe handling.
Applications
- Analytical Chemistry: Reagent for iron determination, redox titrations.
- Textile & Leather Industries: Mordant in dyeing and tanning.
- Industrial Water Treatment: Coagulant and oxidizing agent.
- Educational Laboratories: Commonly used salt in inorganic chemistry practicals.
- General Reagent: Source of ferric ions in various chemical processes.
Specifications
| Property | Details |
|---|---|
| Assay (Purity) | ≥98% |
| CAS Number | 7783-83-7 |
| Molecular Formula | NH₄Fe(SO₄)₂·12H₂O |
| Molecular Weight | 482.2 g/mol |
| Appearance | Crystalline solid |
| Melting Point | 39 – 41 °C |
| Boiling Point | 230 °C (at 1013 hPa) |
| Density | 1.71 g/cm³ (20 °C) |
| Storage Temperature | Ambient |
| Pack Size | 1 kg |
| Merck Index | 12,00549 |
Safety Information
- Hazard Classification: Irritant
- Precautions: Handle with protective gloves, goggles, and lab coat. Avoid inhalation and direct skin contact.
Ordering Information
| Catalog Number | Description | Pack Size | Container |
|---|---|---|---|
| 21092.293 | VWR® Ammonium Iron(III) Sulphate Dodecahydrate ≥98%, Technical | 1 kg | Plastic bottle |
VWR® Ammonium Iron(III) Sulphate Dodecahydrate ≥98%, Technical is a versatile and reliable crystalline reagent with broad applications in analytical chemistry, textile dyeing, leather tanning, and water treatment. Its technical-grade purity, stability, and cost-effectiveness make it a widely used chemical for both laboratory and industrial processes.