Sulfide: A Comprehensive Guide for Buyers in 2025


Sulfide is a versatile chemical compound widely used in industries such as mining, electronics, and pharmaceuticals. As demand grows, sourcing high-quality sulfide from reliable suppliers becomes crucial. This guide covers everything you need to know about sulfide, from types to purchasing tips.


How to Find Reliable Sulfide from China in 2025


China is a leading global supplier of sulfide, offering competitive prices and high-quality products. To find reliable suppliers:

  • Check certifications like ISO 9001 and REACH compliance.
  • Verify supplier reviews and past client feedback.
  • Request samples to test product quality.
  • Compare prices and MOQs (Minimum Order Quantities).

Platforms like Alibaba and Made-in-China list reputable sulfide suppliers. Always negotiate terms and confirm logistics details before finalizing orders.


What Buyers Should Know Before Buying Sulfide from China


Before purchasing sulfide from China, consider:

  • Purity levels: Ensure the product meets your industry standards.
  • Packaging: Sulfide is often shipped in moisture-proof bags or drums.
  • Regulations: Check import/export laws for sulfide in your country.
  • Lead time: Factor in production and shipping delays.

Working with a local agent or third-party inspector can help mitigate risks.


Types of Sulfide


Common sulfide types include:

  • Hydrogen Sulfide (H₂S): Used in chemical synthesis and wastewater treatment.
  • Iron Sulfide (FeS): Found in batteries and metallurgy.
  • Zinc Sulfide (ZnS): Used in pigments and luminescent materials.
  • Copper Sulfide (Cu₂S): Applied in solar cells and semiconductors.

Each type has unique properties tailored to specific applications.


Functions and Features of Sulfide


Sulfide compounds offer:

  • High reactivity: Ideal for chemical manufacturing.
  • Thermal stability: Suitable for high-temperature processes.
  • Conductivity: Used in electronic components.
  • Corrosion resistance: Protects metals in harsh environments.

These features make sulfide indispensable in various industries.


Scenarios of Sulfide


Sulfide is used in:

  • Mining: Extracting metals like copper and zinc.
  • Electronics: Manufacturing semiconductors and LEDs.
  • Pharmaceuticals: Producing drugs and diagnostic agents.
  • Agriculture: As a component in fertilizers and pesticides.

Its versatility ensures demand across multiple sectors.


How to Choose Sulfide


Selecting the right sulfide involves:

  • Identifying your needs: Determine purity, type, and quantity.
  • Evaluating suppliers: Assess reliability, pricing, and customer service.
  • Testing samples: Verify quality before bulk orders.
  • Reviewing contracts: Ensure clear terms on delivery and returns.

Consulting industry experts can also guide your decision.


Sulfide Q & A


Q: What is the shelf life of sulfide?
A: Most sulfide compounds last 1-2 years if stored in dry, cool conditions.


Q: Is sulfide hazardous?
A: Some forms, like hydrogen sulfide, are toxic. Always follow safety guidelines.


Q: Can sulfide be customized?
A: Yes, suppliers often offer tailored purity levels and particle sizes.


Q: What’s the average price of sulfide?
A: Prices vary by type and quantity, ranging from $500 to $5,000 per ton.


Q: How is sulfide shipped?
A: Typically in sealed containers or bags to prevent moisture exposure.