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Ferric Chloride anhydrous Extra Pure
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SHORT DESCRIPTION
Ferric Chloride Anhydrous Extra Pure is a highly refined, moisture-free compound composed of iron and chlorine (FeCl₃). In laboratory settings, it is widely used as a reagent for detecting phenols and as an etching agent for metals, especially in printed circuit board (PCB) production. Its strong oxidizing properties also make it suitable for redox reactions, qualitative analysis, and inorganic synthesis. This extra pure grade ensures minimal impurities, making it ideal for precise and controlled chemical experiments.
Description
USES
Primary Laboratory Uses:
- Etching agent for metals (especially copper):
Widely used in PCB (printed circuit board) fabrication and metallography to etch copper and other metals. - Precipitating agent in chemical analysis:
Reacts with various anions (e.g., phosphate, carbonate) to form characteristic precipitates, aiding in qualitative analysis. - Test for phenols (Ferric Chloride test):
Produces a violet, green, or blue color when reacted with phenol compounds, useful in organic compound identification. - Catalyst in organic synthesis:
Acts as a Lewis acid catalyst in reactions such as chlorination of aromatic compounds and Friedel–Crafts reactions.
Secondary Laboratory Uses:
- Coagulant in water treatment simulations:
Demonstrates coagulation and flocculation processes in environmental science labs. - Oxidizing agent in redox experiments:
Instructive in redox titrations or demonstrations involving electron transfer. - Preparation of iron complexes in coordination chemistry:
Used in synthesis of iron-based coordination compounds for educational or research purposes. - Pigment formation studies:
Useful in reactions forming iron-based pigments (e.g., Prussian blue).
KEY PRODUCT FEATURES
KEY ATTRIBUTES
1. Basic Identification Attributes
- Chemical Name: Ferric Chloride Anhydrous
- Synonyms: Iron(III) chloride, Iron trichloride
- Chemical Formula: FeCl₃
- Molecular Weight: 162.2 g/mol
- Grade: Extra Pure (Laboratory Reagent Grade)
- Appearance: Dark brown to black crystalline solid with pungent odor
2. Physical & Chemical Properties
- Melting Point: ~306 °C
- Boiling Point: ~316 °C (sublimes)
- Solubility: Reacts violently with water, forming hydrochloric acid and ferric hydroxide
- Hygroscopic: Yes
- Odor: Sharp, acrid
3. Safety & Hazard Attributes
- GHS Classification:
- Corrosive to skin and eyes (Category 1)
- Acute toxicity (Oral, Category 4)
- Environmental hazard (Aquatic Chronic, Category 2)
- Hazard Statements:
- H302: Harmful if swallowed
- H314: Causes severe skin burns and eye damage
- H411: Toxic to aquatic life with long lasting effects
- PPE Requirements:
- Chemical-resistant gloves (nitrile)
- Goggles or face shield
- Lab coat
- Use in fume hood or well-ventilated area
- First Aid Measures:
- Inhalation: Move to fresh air; seek medical help
- Skin Contact: Rinse with water for 15 minutes
- Eye Contact: Flush with water immediately, get medical attention
- Ingestion: Do not induce vomiting; rinse mouth and seek medical attention
4. Storage & Handling Attributes
- Storage Conditions:
- Store in tightly sealed, non-metallic container
- Keep in cool, dry area away from moisture
- Avoid contact with metals and reducing agents
- Handling Notes:
- Handle in dry atmosphere (moisture-sensitive)
- Do not allow contact with skin or eyes
- Avoid generating dust
5. Regulatory & Compliance Attributes
- CAS Number: 7705-08-0
- EC Number: 231-729-4
- UN Number: UN 1773
- Hazard Class: 8 (Corrosive substances)
- Packaging Group: III
6. Laboratory Applications
- Primary Uses:
- Etching agent for metals (especially copper in PCB manufacturing)
- Precipitating agent in water and wastewater treatment
- Catalyst in organic synthesis
- Chlorination and oxidation reactions
- Secondary Uses:
- Laboratory testing of phenols and other aromatic compounds
- Preparation of ferric salts
- Educational demonstrations of hygroscopic and exothermic reactions
SAFETY HANDLING PRECAUTIONS
SAFETY MEASURES
SAFETY & HANDLING
- Corrosive – can cause severe skin and eye burns
- Releases HCl fumes upon contact with moisture
- Use gloves, eye protection, and lab coat
- Work in a well-ventilated area or fume hood
Storage:
- Store in tightly sealed containers in a cool, dry place
- Protect from moisture and humidity
FIRST AID MEASURES
- Inhalation: Move to fresh air, seek medical help if breathing is difficult
- Skin/Eye Contact: Flush immediately with water for at least 15 minutes; remove contaminated clothing
- Ingestion: Rinse mouth, do not induce vomiting—seek immediate medical attention
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