Description

Alkali Blue 6B is a synthetic, water-soluble triphenylmethane dye known for its intense blue color. This product is valued for its strong tinctorial strength and specific affinity for acidic substrates, making it a critical colorant in specialized industrial applications. It is primarily utilized by manufacturers in the inks, coatings, and specialty paper industries, as well as in biological staining protocols. Consistent quality and reliable supply are essential for ensuring batch-to-batch color uniformity in demanding production environments.

Application

• Ink Manufacturing: Used as a key pigment in the formulation of writing inks, stamp pad inks, and specialty printing inks.
• Industrial Coatings: Employed as a colorant for surface coatings and paints where a specific blue hue is required.
• Paper Coloring: Applied in the dyeing of specialty papers, including security papers and decorative stocks.
• Biological Staining: Functions as a histological stain in microscopy for differentiating tissue components in laboratory settings.
• Textile Auxiliary: Can be used in certain dyeing processes for synthetic fibers.
• Indicator Applications: Serves as a pH indicator in specific analytical chemistry contexts.

Basic Information

Product Name	Alkali Blue 6B
CAS No.	8004-90-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Alkali Blue 6B; C.I. 42750; C.I. Acid Blue 119; Acid Blue 119; Alkali Blue; Spirit Blue; Aniline Blue, Spirit Soluble; China Blue; Bleu Alcalin 6B; Alkali Blue 6B (C.I. 42750)
EINECS	Contact for details

Quality Control

Our Alkali Blue 6B is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise color strength, solubility, and purity specifications critical for industrial applications. A Certificate of Analysis (COA) documenting key parameters is provided with every shipment to guarantee traceability and performance consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark blue powder or granules
Identification (IR)	Conforms to standard
Color Strength	≥ 95% (vs. Standard)
Solubility (in Water)	Complete, clear solution
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%

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