Ferric Chloride is a yellow to brown solid, highly soluble in water. It is used in water treatment, as a coagulant, and in etching processes in the electronics industry.
- Water Treatment: Used as a coagulant and flocculant in wastewater treatment.
- Electronics Industry: Applied in the etching of copper for PCB manufacturing.
- Chemical Manufacturing: Used in the production of other iron compounds.
- Dyeing Industry: Applied in the dyeing of textiles and in the production of various pigments.
Physical and Chemical Properties:
| Properties |
Data |
| Appearance |
Yellow to brown crystalline solid |
| Odor |
Odorless |
| Molecular Formula |
FeCl3 |
| Molecular Weight |
162.2 g/mol |
| Melting Point |
306 °C |
| Density |
2.90 g/cm³ |
| Solubility |
Soluble in water
|
| pH (1% solution) |
2.5 - 3.5 |
| Chemical Stability |
Stable under normal conditions but absorbs moisture from air |