Description
SIPX (Sodium Isopropyl Xanthate) Supplier | Mining Reagent
Nwans Chemicals is a leading SIPX (Sodium Isopropyl Xanthate) Supplier | Mining Reagent specialist, supplying high-purity SIPX to mining companies, mineral processing plants, and flotation circuits across South Africa and international markets. As a proven collector reagent for sulphide mineral flotation, SIPX delivers strong selectivity, consistent recovery, and reliable performance for gold, copper, lead, zinc, and other base and precious metal operations.
Product Overview
Sodium Isopropyl Xanthate (SIPX) is a widely used xanthate collector in froth flotation processes, valued for its ability to selectively bond with sulphide mineral surfaces and improve their hydrophobicity. This makes SIPX one of the most effective and cost-efficient reagents for separating valuable sulphide minerals from waste gangue material during mineral processing.
As a dependable mining reagent supplier, Nwans Chemicals provides SIPX manufactured to strict quality standards, offering mining operations, processing plants, and metallurgical laboratories a reagent that delivers predictable dosing behaviour, strong collector strength, and dependable flotation recovery.
SIPX Technical Specifications
| Property | Specification |
|---|---|
| Product Name | Sodium Isopropyl Xanthate (SIPX) |
| Chemical Formula | C4H7NaOS2 |
| Purity | 90% Minimum (Technical Grade) |
| Appearance | Yellow to light beige granules/powder |
| CAS Number | 140-93-2 |
| Solubility | Readily soluble in water |
| Function | Sulphide mineral collector (flotation reagent) |
| Shelf Life | Up to 12 months when properly stored |
| Storage Conditions | Cool, dry, well-ventilated area, away from direct sunlight |
Packaging Options
Nwans Chemicals supplies SIPX in a range of packaging formats suited to mining operations of all sizes:
- 25 kg fibre drums
- 25 kg or 50 kg woven polypropylene bags with liner
- Bulk supply for large-scale flotation circuits
- Mining contract supply agreements
- Export packaging available on request
All packaging complies with applicable transportation and hazardous-materials handling regulations.
Key Applications
Gold Flotation — used to recover gold-bearing sulphide minerals such as pyrite and arsenopyrite ahead of downstream leaching or roasting.
Copper Flotation — a primary collector for copper sulphide ores including chalcopyrite, bornite, and chalcocite.
Lead and Zinc Flotation — supports selective separation of galena and sphalerite in polymetallic ore processing.
Base Metal & Polymetallic Operations — widely applied across differential and bulk flotation circuits where strong, fast-acting collector performance is required.
Mineral Processing Laboratories — used in metallurgical test work and flotation optimization studies.
Why Choose Nwans Chemicals?
- High-purity SIPX manufactured to consistent specification
- Strong, selective collector performance for sulphide flotation
- Reliable nationwide supply across South Africa
- Suited to both small-scale plants and large mining operations
- Bulk and contract supply options available
- Competitive pricing and fast quotation turnaround
- Technical support for dosage and reagent scheme optimization
- Export supply solutions for international mining clients
Storage and Handling
SIPX is a combustible, moisture-sensitive reagent that should be handled by trained personnel and stored in accordance with applicable safety regulations.
Storage recommendations:
- Store in a cool, dry, well-ventilated area away from direct sunlight
- Keep containers tightly sealed to prevent moisture ingress and decomposition
- Store away from acids, oxidizing agents, and other incompatible substances
- Use appropriate personal protective equipment (PPE) when handling
- Follow all local and international safety guidelines
A Safety Data Sheet (SDS) is available upon request.
Related Products
Nwans Chemicals also supplies a comprehensive range of mining and flotation reagents, including:
- Sodium Cyanide 98%
- Caustic Soda Flakes 99%
- Sulphuric Acid 98%
- Activated Carbon
- Sodium Metabisulphite
- Hydrochloric Acid 33%
- Potassium Amyl Xanthate (PAX)
- Sodium Ethyl Xanthate (SEX)
- Frothers and Depressants
Industry Resources
For further technical background on flotation chemistry, reagent selection, and mining industry best practices, see the following resources:
- Minerals Council South Africa
- Department of Mineral Resources and Energy South Africa
- Society for Mining, Metallurgy & Exploration (SME)
Frequently Asked Questions
What is SIPX used for? SIPX (Sodium Isopropyl Xanthate) is used as a collector reagent in froth flotation to recover sulphide minerals such as gold-bearing pyrite, copper sulphides, lead, and zinc ores.
How is SIPX different from other xanthates? SIPX offers a good balance of selectivity and collector strength, making it suitable for a wide range of sulphide flotation applications compared to shorter or longer-chain xanthates such as SEX or PAX.
Can Nwans Chemicals supply bulk quantities of SIPX? Yes. Nwans Chemicals supplies SIPX in bulk for mining operations, processing plants, and export customers, backed by reliable stock availability and nationwide delivery.
Is technical support available for reagent dosing? Yes. Nwans Chemicals provides technical guidance to help optimize SIPX dosage and flotation reagent schemes for specific ore types.
Request a Quote
Looking for a reliable SIPX (Sodium Isopropyl Xanthate) supplier? Nwans Chemicals offers competitive pricing and dependable supply of flotation reagents for mining and metallurgical operations across South Africa and export markets. See our related mining chemical products or contact us for a fast quote.



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