Sodium Sulphide Yellow Flakes

Sodium Sulphide (Sodium Sulfide)

H.S.:28301010

CAS No.:1313-82-2


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Product Details

Product Features:


Performance Characteristics:


It is thin and yellow flakes, and wheat and have corrosiveness.


Function:


Dye industry: Produce slfur dye,the raw material of sulfur black and fulfur blue.


Printing industry: Dyeing agent if dissoluting sulfur dye.


Leather industry: Make sodium polysrlfide.


Papermaking: Cooking reagent.


Textile: Reduction of artificial fiber denitrating and nitration as well as dye mordant of woven cotton.


Pharmaceutical industry: Produce phenacetin and other febrifuge.


And it is also can use for producing sodium hyposulfite,sodium polysulfide sodium bisulfide and so on.


Natural Barium Sulfate Technical Data:


Index NameSpecification
TLZ-SSD01TLZ-SSD02
Na2S Content 52% min60% min
Na2SO3 Content2.0 max2.0 max
Na2S2O3 Content2.0 max2.0 max
Na2CO3 Content3.5 max3.5 max
Water Insoluble Content0.2 max0.2 max
Fe Content10-30 ppm10-30 ppm

Sodium Sulphide Yellow Flakes (Na₂S) are a versatile and essential chemical compound widely used in several industrial applications, including metal extraction, water treatment, leather tanning, and the production of sulfur compounds. This yellow, crystalline compound is highly reactive and plays a significant role in the chemical and manufacturing industries.

In this article, we will explore the key properties, uses, benefits, and safety precautions associated with Sodium Sulphide Yellow Flakes, providing valuable insights for industries that rely on this powerful chemical for their operations.


🔍 What Are Sodium Sulphide Yellow Flakes?

Sodium Sulphide Yellow Flakes are a solid form of sodium sulfide (Na₂S) characterized by their yellow appearance. These flakes are typically produced by reacting sodium hydroxide (NaOH) or sodium carbonate (Na₂CO₃) with sulfur at high temperatures. The result is a yellow, crystalline solid that is soluble in water and releases hydrogen sulfide (H₂S) gas upon contact with moisture.

Sodium Sulphide Yellow Flakes are commonly available in various grades, with different purity levels, to cater to a wide range of industrial applications.


⚗️ Key Properties of Sodium Sulphide Yellow Flakes

PropertySpecification
Chemical FormulaNa₂S
CAS Number1313-82-2
AppearanceYellow crystalline flakes
SolubilitySoluble in water, releasing H₂S gas
Melting Point1,175°C
Density2.21 g/cm³
pH (1% solution)>12 (strongly alkaline)
Purity60–70% Na₂S (depending on grade)

Sodium Sulphide Yellow Flakes are highly soluble in water and possess a strong alkaline nature, making them ideal for use in chemical reactions and industrial processes.


🏭 Industrial Applications of Sodium Sulphide Yellow Flakes

1. Mining and Ore Processing

In the mining industry, Sodium Sulphide Yellow Flakes are widely used in flotation processes to extract metals such as copper, lead, and zinc from their ores. The flakes act as a collector and depressant, enhancing the selective extraction of valuable minerals.

2. Leather Tanning and Dehairing

Sodium Sulphide Yellow Flakes play a vital role in leather tanning, where they are used to remove hair from animal hides. The chemical effectively breaks down keratin, which facilitates the dehairing process and results in high-quality leather.

3. Chemical Synthesis

In chemical manufacturing, Sodium Sulphide Yellow Flakes are used as a reducing agent in various chemical processes. They are commonly involved in the production of sulfur-based chemicals and intermediates, including sulfur dyes and sulfur vulcanization agents.

4. Water Treatment

In water treatment facilities, Sodium Sulphide Yellow Flakes are used to precipitate heavy metals like mercury, lead, and cadmium from contaminated water. This application is critical for environmental management and the removal of toxic substances from wastewater.

5. Pulp and Paper Industry

Sodium Sulphide Yellow Flakes are also used in the Kraft pulping process, where they help break down lignin, a natural polymer found in wood, thus improving the pulp yield. This makes it easier to produce high-quality paper and paper products.

6. Pharmaceuticals and Medicine

In the pharmaceutical industry, Sodium Sulphide Yellow Flakes are sometimes used to synthesize certain sulfur-based drugs and contrast agents. The compound helps produce high-purity sulfur for use in medical imaging procedures, particularly for X-ray imaging.


✅ Benefits of Using Sodium Sulphide Yellow Flakes

  • High Reactivity: Ideal for chemical reactions, facilitating efficient processes.

  • Versatile: Suitable for various industries, including mining, water treatment, and chemical manufacturing.

  • Cost-Effective: Provides an affordable solution for industrial applications requiring sulfur compounds.

  • Purity and Consistency: Available in high-purity grades to ensure reliable performance.

  • Environmental Benefits: Helps in the removal of heavy metals from wastewater and contributes to eco-friendly operations.


📦 Packaging and Storage

Sodium Sulphide Yellow Flakes are typically packaged in 25kg or 50kg plastic-lined bags or drums for bulk orders. Proper packaging ensures that the product remains dry and free from contaminants during transportation and storage.

Storage Guidelines:

  • Store in a dry, cool, and well-ventilated area to prevent moisture absorption.

  • Keep the flakes away from strong acids, oxidizers, and incompatible materials.

  • Ensure containers are sealed properly to avoid exposure to moisture, which could release hydrogen sulfide (H₂S) gas.


⚠️ Handling and Safety Precautions

When handling Sodium Sulphide Yellow Flakes, it is crucial to take appropriate safety measures to protect workers and the environment:

  • Wear protective gloves, goggles, and respirators to avoid direct contact or inhalation of dust.

  • Ensure that the working area is well-ventilated to avoid the buildup of hazardous gases like H₂S.

  • In case of eye contact, immediately rinse with water and seek medical attention.

  • Refer to the Material Safety Data Sheet (MSDS) for detailed instructions on safe handling and emergency procedures.


🌍 Sourcing High-Quality Sodium Sulphide Yellow Flakes

When sourcing Sodium Sulphide Yellow Flakes, it’s essential to partner with a reliable supplier who can provide high-quality products that meet your specific industrial needs. Look for suppliers who offer:

  • ISO-certified manufacturing processes to ensure consistency and quality.

  • Customizable packaging options for bulk orders.

  • Competitive pricing and timely delivery to meet your operational requirements.

  • Global shipping with proper hazardous material handling and documentation.

Choosing a trusted supplier ensures that you receive Sodium Sulphide Yellow Flakes that meet the necessary quality standards for safe and efficient use in your industrial applications.


📈 Why Sodium Sulphide Yellow Flakes Are in High Demand

The demand for Sodium Sulphide Yellow Flakes continues to grow, driven by their broad applications in industries such as mining, chemical synthesis, water treatment, and leather tanning. As industries seek cost-effective solutions for chemical processes, Sodium Sulphide Yellow Flakes remain a crucial ingredient in enhancing operational efficiency and achieving high-quality results.


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