Copper Sulfate Solution 10% in Water

Copper Sulfate Solution 10% in Water
Other Names: Cupric sulfate solution, Blue vitriol solution
CAS Number (Copper Sulfate): 7758-98-7
Sum Formula (anhydrous): CuSO₄
Appearance: Clear blue liquid

Copper sulfate solution (10%) is an aqueous preparation of copper(II) sulfate, widely used in industrial processes, electroplating, textile treatments, and laboratory applications as a source of copper ions and for its oxidizing and antimicrobial properties.

Chemical and Physical Properties
Concentration: 10% (w/w) copper sulfate pentahydrate equivalent
Density: ~1.09 g/cm³ (at 20°C)
pH: Slightly acidic (pH 3–4)
Solubility: Fully miscible with water
Color: Blue
Stability: Stable under normal conditions, avoid prolonged contact with metals

Applications
Used in electroplating and metal surface treatment
Employed as a mordant in textile and leather processing
Applied in laboratory analytical tests and as a reagent
Utilized in industrial water treatment and algae control (technical grade)
Source of copper ions in various industrial formulations

Safety

Signal Word: Warning

Hazard Statements

H302 Harmful if swallowed.

H315 Causes skin irritation.

H319 Causes serious eye irritation.

H410 Very toxic to aquatic life with long lasting effects.

Precautionary Statements

P264 Wash skin thoroughly after handling.

P273 Avoid release to the environment.

P280 Wear protective gloves/ eye protection/ face protection.

P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell.

P302 + P352 IF ON SKIN: Wash with plenty of water.

P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

First Aid Measures
Eye Contact: Rinse immediately with plenty of water for at least 15 minutes. Seek medical attention
Skin Contact: Wash thoroughly with soap and water. Remove contaminated clothing
Inhalation: Move to fresh air. Seek medical advice if symptoms develop
Ingestion: Rinse mouth. Do not induce vomiting. Seek medical attention immediately

Handling and Storage
Store in tightly closed containers in a cool, dry, and well-ventilated area
Avoid contact with acids, bases, and reducing agents
Prevent release to drains or natural waterways
Use appropriate PPE to avoid contact with skin and eyes