Congo Red 75%
Price 1 INR/ Kilograms
Congo Red 75% Specification
- Poisonous
- YES
- Molecular Formula
- C32H22N6Na2O6S2
- Grade
- Industrial Grade
- Shape
- Fine powder
- CAS No
- 573-58-0
- Melting Point
- 360C (decomposes)
- Purity
- 75%
- Ingredients
- Congo Red sodium salt
- HS Code
- 32041399
- Usage
- Dye for cotton, paper, biological stain
- Storage
- Store in a cool, dry place, away from sunlight
- Application
- Textile industry, histology staining, pH indicator, paper and leather dyeing
- Product Type
- Synthetic Dye
- Ph Level
- 7.08.0 (1% solution)
- Properties
- Bright red color, water soluble, strong tinting strength
- Solubility
- Soluble in water
- Structural Formula
- C32H22N6Na2O6S2
- Physical Form
- Powder
- Shelf Life
- 2 years
- Molecular Weight
- 696.66 g/mol
- Appearance
- Red-brown powder
- EINECS No
- 209-358-4
- Taste
- Odorless
- Density
- 0.8 Gram per cubic centimeter(g/cm3)
- pKa
- 3.0
- Minimum Order Quantity
- 500 kilograms
- Stability
- Stable under normal conditions
- Color Index Number
- 22120
- Toxicity
- May be harmful if swallowed or inhaled
- Synonyms
- Direct Red 28, C.I. 22120
- Packing
- 25 kg woven bags with inner lining
Congo Red 75% Trade Information
- Minimum Order Quantity
- 25 Kilograms
- Supply Ability
- 100 Kilograms Per Week
- Delivery Time
- 1 Week
About Congo Red 75%
Features:
- Longer shelf life
- Precise pH value
- Accurate composition
- Non-toxic
Application Versatility
Congo Red 75% is valued in various industries, including textiles, paper, and leather dyeing. Its reliable solubility in water and strong tinting properties make it an essential colorant for cotton and paper. Additionally, in biological research, it is recognized as a histology stain and pH indicator, demonstrating its multipurpose nature.
Safe Handling and Storage
While Congo Red is stable under normal conditions, it should be handled with care due to its poisonous nature if ingested or inhaled. For optimal stability and longevity, the product must be stored in a cool, dry environment, away from direct sunlight, preserving its effectiveness for up to two years.
Packaging and Delivery Details
Congo Red 75% is packed in sturdy 25 kg woven bags with an inner lining to protect against moisture and contamination. Exported, manufactured, and supplied from India, orders are fulfilled with a minimum quantity of 500 kilograms, ensuring industrial requirements are met with quality assurance.
FAQs of Congo Red 75%:
Q: What is Congo Red 75% used for in industry and laboratory applications?
A: Congo Red 75% serves as a versatile dye for coloring cotton, paper, and leather in the textile sector; it is also employed as a biological stain in histology and as a pH indicator for analytical research. Its high tinting strength and water solubility make it suitable for various practical uses.Q: How should I store Congo Red 75% to maintain its stability and shelf life?
A: To preserve the integrity and stability of Congo Red 75%, store it in a cool, dry place, away from sunlight. Proper storage ensures optimal performance and extends its shelf life to up to two years.Q: What is the recommended process for applying Congo Red 75% in textile dyeing?
A: Congo Red 75% should be dissolved in water to prepare a dye bath. Textile fibers such as cotton are submerged in this solution, ensuring even color distribution. Rinsing and drying follow to achieve durable and vivid coloration.Q: Is Congo Red 75% harmful, and what precautions are needed during usage?
A: Yes, Congo Red is poisonous and may be harmful if swallowed or inhaled. Use personal protective equipment, work in well-ventilated areas, and avoid direct contact with skin. Adhering to safety protocols minimizes health risks during handling.Q: Where can Congo Red 75% be sourced, and what are the minimum order quantities?
A: Congo Red 75% is exported, manufactured, and supplied from India, with orders typically packed in 25 kg woven bags. The minimum order quantity is 500 kilograms, meeting industrial demands efficiently.Q: What are the main benefits of using Congo Red 75% in staining and pH indication?
A: Congo Red offers bright, consistent coloration with strong tinting strength, making it effective for biological staining. As a pH indicator, its sensitivity in the pH range of 7.0 to 8.0 provides clear results in laboratory settings.Q: What physical properties of Congo Red 75% make it suitable for industrial dyeing?
A: With a fine powder form, odorless nature, and high water solubility, Congo Red 75% adheres well to textiles and paper. Its bright red appearance and strong tinting ability deliver vibrant, lasting coloration across various materials.
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