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Reactive Blue 98 CAS NO 61969-01-5


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CAS No.:61969-01-5

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Reactive Blue 98 is a high-purity, reactive anthraquinone dye used for coloring cellulosic fibers. This product is valued for its excellent wash and light fastness properties, providing vibrant and durable blue shades. It is primarily required by manufacturers in the textile industry for dyeing and printing cotton, viscose, and other natural fibers.

Application

  • Primary application in the exhaust dyeing of cotton yarn and fabrics.
  • Used in the continuous dyeing and printing processes for cellulosic textiles.
  • Suitable for dyeing viscose and linen to achieve deep blue hues.
  • Employed in the production of colored paper and specialty papers.
  • Can be used for research and development purposes in dye chemistry and material science.

Basic Information

Product Name Reactive Blue 98
CAS No. 61969-01-5
Molecular Formula C29H19ClN7O11S3·xNa
Molecular Weight Contact for details
Synonyms Reactive Blue 98; C.I. Reactive Blue 98; Remazol Brilliant Blue BB; Levafix Blue CA; Drimarene Blue K-2B; Sumifix Supra Brilliant Blue BB; Procion Blue H-ERD; Reactive Blue CA
EINECS Contact for details

Quality Control

Our Reactive Blue 98 is manufactured under a strict quality management system. Every batch undergoes comprehensive testing for key parameters including color strength, solubility, and fixation properties to ensure consistent performance in textile applications. Certificates of Analysis (COA) documenting purity and technical specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item Specification
Appearance Blue Powder
Color Strength Standard Depth ± 3%
Solubility in Water ≥ 100 g/L (50°C)
Moisture Content ≤ 5.0%
pH (1% Solution) 5.5 - 7.5
Fixation Rate ≥ 70%
Identification (IR) Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.

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