Send InquiryAcid Black 2
Price 1 INR/ Kilograms
Acid Black 2 Specification
- HS Code
- 32041249
- Application
- Textile dyeing, leather, paper, ink, and wood industries
- Density
- 1.25 Gram per cubic centimeter(g/cm3)
- Molecular Weight
- 616.51 g/mol
- Shape
- Powdered solid
- Melting Point
- >300°C (decomposes)
- Properties
- Soluble in water, strong coloring ability, stable under acidic conditions, good fastness
- EINECS No
- 213-917-6
- Physical Form
- Powder
- Usage
- Used for dyeing wool, silk, nylon, leather, paper, and ink formulations
- Storage
- Keep in tightly closed container, in a dry and cool place
- Purity
- 99%
- Shelf Life
- 2 years if stored properly
- Ingredients
- Acid Black 2 (Nigrosine) main component
- Ph Level
- 4-7 (1% aqueous solution)
- Poisonous
- Non-poisonous under recommended usage
- CAS No
- 1064-48-8
- Taste
- Odorless
- Product Type
- Acid Dye
- Structural Formula
- Available on request
- Grade
- Industrial Grade
- Appearance
- Black powder
- Molecular Formula
- C22H16N6Na2O9S2
- Solubility
- Soluble in water
- Smell
- Odorless
- Dye Class
- Acid dye, Nigrosine
- Colour Index No
- 50420
- Toxicological Information
- Not classified as hazardous
- Export Packing
- 25 kg HDPE drum or as per customer requirement
- Light Fastness
- 4-5 (good fastness)
- Compatibility
- Compatible with strong acids and mordants
- Ecological Information
- Non-hazardous as per transport regulations
- Manufacturing Process
- Sulphonation of aniline or nitrobenzene
Acid Black 2 Trade Information
- Minimum Order Quantity
- 25 Kilograms
- Supply Ability
- 100 Kilograms Per Week
- Delivery Time
- 1 Week
About Acid Black 2
ACID BLACK 2
Features:
- Longer shelf life
- Precise pH value
- Accurate composition
- Non-toxic
Strong and Reliable Coloring for Multiple Industries
Acid Black 2 (Nigrosine) stands out due to its strong coloring capacity and reliability across various applications. Its excellent solubility in water, high purity (99%), and stable performance under acidic conditions make it an industry favorite for textile dyeing, leather, paper, ink, and wood treatment. Its industrial-grade formulation ensures consistent results and optimal coverage, even in demanding manufacturing settings.
Safety, Transport, and Storage Advantages
With a non-hazardous classification for transportation and use, Acid Black 2 is safe and easy to handle. It comes odorless and non-poisonous under recommended usage, further simplifying safety management. Proper storagetightly sealed in a dry, cool placeensures a shelf life of up to 2 years, making it a dependable choice for bulk and long-term needs.
Manufactured to International Standards
Produced in India through precise sulphonation processes, Acid Black 2 confirms to high industry standards. It features a molecular formula of C22H16N6Na2O9S2 and a melting point above 300C (decomposition). This product is available for export worldwide, with flexible packing options to suit client demands, and is backed by technical documentation, including structural formulas on request.
FAQs of Acid Black 2:
Q: How is Acid Black 2 typically used in industries?
A: Acid Black 2 is widely utilized for dyeing wool, silk, nylon, and leather, as well as for coloring paper, inks, and wood. Its intense black shade, water solubility, and compatibility with acidic conditions make it versatile across various applications.Q: What is the manufacturing process of Acid Black 2?
A: Acid Black 2 is manufactured through the sulphonation of aniline or nitrobenzene. This chemical process results in a highly stable, water-soluble black pigment, commonly known as Nigrosine, suitable for industrial applications.Q: When should Acid Black 2 be used in manufacturing processes?
A: Acid Black 2 should be used during the coloration or dye bath stage when a strong, fast, and stable black dye is required. It is well-suited when consistent shade and good light fastness are prioritized, especially in textile, leather, and paper industries.Q: Where should Acid Black 2 be stored to ensure product longevity?
A: This dye should be stored in a tightly closed container, away from moisture and direct sunlight, in a dry and cool area. Proper storage extends its shelf life to 2 years and maintains optimal product quality.Q: What are the benefits of using Acid Black 2 in dyeing applications?
A: Acid Black 2 offers strong coloring ability, reliable light fastness, and stability in acidic environments. It is non-hazardous, non-poisonous under normal use, and provides vivid, consistent shades, making it ideal for industrial-scale dyeing processes.Q: Is Acid Black 2 safe and environmentally friendly to transport?
A: Yes, Acid Black 2 is classified as non-hazardous according to transport regulations and is not restricted for shipping. It presents no significant ecological or toxicological risks under recommended conditions.
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