Copper Sulfate Pentahydrate

Copper Sulfate Pentahydrate Specifications

YuXing copper sulfate pentahydrate (CuSO₄·5H₂O) is supplied as industrial blue crystals for mining flotation activation and selected industrial applications. Buyers can confirm CuSO₄·5H₂O ≥98%, Cu content ≥25%, CAS 7758-99-8, HS Code 28332500, current document availability and export packaging before bulk procurement.

For mining buyers, copper sulfate is mainly used as a flotation activator in sulfide-ore beneficiation, especially in lead-zinc and polymetallic circuits where mineral surface activation is needed before collector addition.

Item	Unit	Content
Product Name	/	Copper Sulfate Pentahydrate
Formula	/	CuSO₄·5H₂O
Appearance	/	Blue crystals
CuSO₄·5H₂O	%	≥98%
Cu Content	%	≥25%
Water Insoluble	%	≤0.2%
pH Value	/	3.5-4.5
CAS No.	/	7758-99-8
HS Code	/	28332500
Application	/	Mining flotation activator, electroplating and industrial use
Documents	/	TDS/SDS/MSDS/COA documents available on request after product and grade confirmation

How Copper Sulfate Works as a Flotation Activator

In sulfide flotation, copper sulfate provides Cu²⁺ ions that can activate selected mineral surfaces and improve collector adsorption. It is commonly used before xanthate collector addition in lead-zinc, copper-zinc and polymetallic ore circuits where sphalerite or other sulfide minerals require activation.

Actual performance depends on ore mineralogy, pH, pulp chemistry, oxidation state, dosing point and collector system. Dosage should be confirmed through flotation testing because excess copper sulfate can affect selectivity, reagent cost and downstream process stability.

For related flotation reagents, browse our mining chemicals catalog or contact YuXing for mining mineral processing support.

Mining Flotation Applications

• Sphalerite and zinc sulfide flotation activation.
• Lead-zinc and polymetallic sulfide ore beneficiation.
• Flotation reagent systems using xanthate collectors and frothers.
• Process adjustment where copper ion activation is required by ore testing.

Copper sulfate is often considered together with collectors such as sodium butyl xanthate, sodium isopropyl xanthate, potassium amyl xanthate and frothers such as MIBC, depending on the flotation flowsheet.

Industrial Applications

Beyond mining flotation, copper sulfate pentahydrate is also used in electroplating, industrial treatment, chemical synthesis and selected agricultural or feed-related applications where a soluble copper salt is specified. For export procurement, buyers should confirm the required purity, impurity limits, documents and local compliance requirements before shipment.

How to Select a Copper Sulfate Supplier

• Confirm CuSO₄·5H₂O purity ≥98% and copper content ≥25%.
• Check water-insoluble matter, appearance, pH range and batch COA.
• Confirm whether your use is mining flotation, electroplating or another industrial application.
• Request TDS, MSDS and COA before bulk procurement.
• Confirm CAS No., HS Code, export packaging, lead time and destination port requirements.
• For flotation use, share ore type, target mineral, pH and current collector system.

Packaging, Documents and Bulk Supply

YuXing supplies copper sulfate pentahydrate in export-standard packaging for international shipment. TDS, MSDS and COA are available on request for technical review, procurement approval, customs clearance and quality confirmation. Please submit your product specification, quantity, destination port and packaging requirement through the contact page.

Why Choose YuXing CuSO₄·5H₂O

• CuSO₄·5H₂O ≥98% with Cu ≥25% for dependable flotation and industrial use.
• Blue crystal pentahydrate form for easy identification, dissolution and handling.
• Batch COA, TDS, MSDS and export document support.
• Supply experience for mining chemicals, flotation reagents and industrial chemical procurement.
• Bulk quotation support based on quantity, destination port and packaging requirement.

CuSO₄·5H₂O vs Anhydrous Copper Sulfate

Copper sulfate pentahydrate (CuSO₄·5H₂O) and anhydrous copper sulfate (CuSO₄) are not interchangeable on a kilogram-for-kilogram basis. The water of crystallization changes molecular weight, copper content, appearance and the quantity required to deliver the same copper sulfate basis.

For flotation activation, buyers should confirm hydrate form, assay basis, copper content, iron and water-insoluble matter. Review anhydrous copper sulfate when a low-moisture grade is required, and compare zinc sulfate when the circuit also uses selective depressants or regulators. Final reagent balance should be established by mineral testing.

Frequently Asked Questions

What is copper sulfate used for in mining?

Copper sulfate pentahydrate is used as a flotation activator in sulfide-ore beneficiation, especially for sphalerite and lead-zinc or polymetallic flotation circuits where copper ions help improve collector adsorption.

How does copper sulfate activate sphalerite flotation?

CuSO₄·5H₂O releases Cu²⁺ ions in solution. These ions can interact with sphalerite surfaces and create more favorable sites for xanthate collector adsorption, improving flotation response when dosage and pH are controlled.

Is copper sulfate a flotation reagent?

Yes. Copper sulfate is widely used as an activator reagent in sulfide flotation. It is usually applied with collectors, frothers and pH modifiers according to the flotation test result and plant flowsheet.

What is the difference between copper sulfate pentahydrate and anhydrous copper sulfate?

Copper sulfate pentahydrate is the blue crystal form CuSO₄·5H₂O and is commonly used in flotation and industrial applications. Anhydrous copper sulfate contains no water of crystallization and is used in different dry-process applications.

What purity does industrial copper sulfate require?

Industrial and flotation applications commonly require CuSO₄·5H₂O ≥98% with copper content ≥25% and controlled water-insoluble matter. YuXing can provide batch COA for verification.

What is the CAS number of copper sulfate pentahydrate?

The CAS number of copper sulfate pentahydrate is 7758-99-8.

What is the HS code for copper sulfate?

The export HS code used on this page is 28332500. Buyers should confirm final import declaration requirements with their local customs broker.

Can YuXing provide TDS, MSDS and COA?

Yes. YuXing can provide TDS, MSDS and batch COA to support technical review, procurement approval, customs clearance and quality confirmation.

How can I get a bulk quotation?

Send your required quantity, destination port, application, packaging preference and document requirements through the contact page. YuXing will reply with available specifications, documents and export supply details.

Is this the same as copper powder?

No. CuSO₄·5H₂O blue crystals are a soluble copper salt that releases copper ions in solution. Elemental copper powder is a metallic product used in different applications.

Shipment Photo:

Request a Quote

If you need copper sulfate pentahydrate CuSO₄·5H₂O for mining flotation or industrial use, contact YuXing with your required purity, quantity, destination port and packaging requirements. Our team will provide a quotation, available documents and export supply support.

Product Information Notice

• The values shown are typical reference information and are not a guaranteed sales specification. Final specifications are subject to the confirmed product, grade and batch COA.
• Packaging, transport method and hazard classification must be confirmed according to product grade, order quantity, destination regulations, shipping route and the current SDS.
• TDS, SDS/MSDS and COA files are provided according to product, batch and destination requirements. Public documents should not be treated as final delivery documents unless issued for the current batch.
• This page is for procurement discussion and technical selection reference only. It does not replace safety, regulatory, process design or site operating advice. Users must follow local regulations and the latest SDS.