Glauber′s Salt (Na2SO4) – Dyeing & Leather Auxiliary

• Customization: Available
• CAS No.: 7757-82-6
• EINECS: 231-820-9
• Model NO.: SS-1
• Purity: ≥99%
• Type: Sodium Sulfate
• Appearance: Powder
• Grade Standard: Industrial Grade
• Transport Package: 25kg/Bag
• Origin: China
• HS Code: 283311
• Production Capacity: 50000mt/Year

Product Description

Description:
Used in soaking and deliming stages, our sodium sulfate softens hides, removes lime, and improves fiber swelling for high-quality leather production.

Benefits:
- Reduces Water Usage - Enhances soaking efficiency.
- Low Impurities - No damage to hides.

 

Advantages:
- Replaces Common Salt (NaCl) - Lowers wastewater salinity.
- pH-Neutral (6-8) - Safe for delicate fabrics.
- Fast Dissolving - No residues in dye baths.
 

Recommended Dosage:

• Light Shades: 20-50 g/L

• Dark Shades: 50-100 g/L

 

Specifications

 

Parameter	Specification	Test Method
Purity (Na2SO4)	≥98.5%	ISO 9297
Water-Insolubles	≤0.1%	ISO 2479
Calcium (Ca)	≤50 ppm	ICP-OES
Magnesium (Mg)	≤20 ppm	ICP-OES
Particle Size	80-120 mesh	ISO 3310-1

 

Application

 

1. Detergent & Cleaning Industry

• Filler in Powder Detergents: Improves flowability and bulk density.
   

2. Textile & Dyeing

• Dye Leveling Agent: Enhances dye penetration in cotton/polyester blends.
   

3. Glass Manufacturing

• Fluxing Agent: Lowers melting temperature of silica.
   

4. Construction

• Concrete Accelerator: Speeds up early strength development (0.5-2% dosage).
   

5. Leather Tanning

• Hide Processing: Prevents protein degradation during soaking.

 

Package and storage

• 
  
  Packaging:

  • 25 kg PP woven bags (moisture-proof liner)

  • 1 MT jumbo bags (FIBC)
     

• Storage:

  • Dry, ventilated area (humidity <50%)

  • Shelf life: 2 years (unopened)
    
    
     

 

Why Choose Us?

 -Factory Direct Pricing - Competitive FOB Qingdao rates.
- Multiple Grades - Industrial, textile, and construction.

 

Contact us today for free samples!