Description
Chemical Identity:
- Chemical Name: Potassium Chloride
- Chemical Formula: KCl
- CAS Number: 7447-40-7
- Molecular Weight: 74.55 g/mol
Physical Properties:
- Appearance: Colorless or white, odorless crystals or crystalline powder.
- Density: 1.98 g/cm³
- Melting Point: 776°C (1429°F)
- Boiling Point: 1420°C (2588°F)
- Solubility: Soluble in water, slightly soluble in glycerol, insoluble in ethanol.
Chemical Properties:
- Taste: Salty taste, similar to table salt.
- pH of Solution: Neutral (pH 7) when dissolved in water.
- Stability: Chemically stable under standard conditions.
- Hygroscopicity: Absorbs moisture from the air.
Safety Information:
- Toxicity: Generally low toxicity but can be harmful in large doses.
- Irritation: Can cause skin and eye irritation upon contact.
- Handling Precautions: Use protective gloves and eyewear when handling.
- Storage: Store in a cool, dry, well-ventilated area.
Applications and Uses:
- Agriculture: Major component in fertilizers as a source of potassium.
- Food Industry: Used as a salt substitute and food preservative.
- Pharmaceuticals: Treats potassium deficiency, used in IV solutions.
- Chemical Manufacturing: Precursor for producing other potassium compounds.
- Oil Drilling: Component in drilling muds.
- Water Softening: As a regeneration agent in water softeners.
- Scientific Research: Laboratory reagent.
Environmental Impact:
- Eco-Friendliness: Non-toxic to the environment at low concentrations.
- Bioaccumulation: Does not bioaccumulate in organisms.
- Disposal Methods: Dispose of according to local regulations.
Regulatory Information:
- HS Code: 3104.20 for international trade classification.
- Regulations: Subject to regulations depending on usage and region.
