Description

Copper(II) Sulfate Pentahydrate is a vital inorganic compound with the CAS number 7758-99-8, serving as a fundamental source of copper ions across numerous industrial and technical processes. Its high solubility and reactivity make it an indispensable raw material for applications ranging from agriculture to chemical synthesis. This product is essential for manufacturers in the agrochemical, mining, electroplating, and chemical manufacturing sectors seeking a reliable and consistent supply of high-purity copper.

Application

• Agricultural Fungicide & Fertilizer: A key component in Bordeaux mixture and other fungicidal formulations to protect crops, and as a copper micronutrient supplement in fertilizers.
• Mining & Metallurgy: Used in froth flotation processes for mineral separation and in the electrorefining of copper.
• Electroplating & Surface Treatment: Serves as an electrolyte for copper plating baths to provide conductive and decorative coatings on various substrates.
• Chemical Synthesis & Catalyst: Acts as a precursor for other copper compounds and as a catalyst or reagent in organic synthesis and analytical chemistry.
• Water Treatment & Algaecide: Employed to control algal blooms in ponds, reservoirs, and water systems.
• Wood Preservation & Pigment: Used in timber treatment solutions and as a base for certain blue and green pigments and dyes.
• Educational & Laboratory Use: A common chemical for crystal growth experiments and educational demonstrations in chemistry.
• Animal Feed Supplement: Provides essential dietary copper in trace amounts for livestock nutrition.

Basic Information

Product Name	Copper(II) Sulfate Pentahydrate
CAS No.	7758-99-8
Molecular Formula	CuSO₄·5H₂O
Molecular Weight	249.69 g/mol
Synonyms	Cupric Sulfate Pentahydrate; Blue Vitriol; Bluestone; Copper Sulphate; Copper(2+) Sulfate Pentahydrate; Roman Vitriol; Salzburg Vitriol; CuSO4.5H2O
EINECS	231-847-6

Quality Control

Our Copper(II) Sulfate Pentahydrate is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, heavy metal content, and physical properties. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing the results against relevant industrial or technical grade standards to guarantee consistency and reliability for your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. This product is hygroscopic (moisture-sensitive) and a strong oxidizer; keep the container tightly sealed and separate from organic materials, reducing agents, and strong acids. Recommended storage temperature: 15-25°C.

Specification

Item	Specification
Appearance	Blue crystalline powder
Identification (IR)	Conforms
Assay (CuSO₄·5H₂O)	≥ 98.0 %
Assay (as Cu)	≥ 25.0 %
Insoluble Matter	≤ 0.05 %
Chloride (Cl)	≤ 0.005 %
Iron (Fe)	≤ 0.01 %
Lead (Pb)	≤ 0.005 %
Arsenic (As)	≤ 0.001 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.