Description

C.I.Acid Orange 87 is a synthetic azo dye belonging to the acid dye class, known for its bright and durable orange hue. It is valued for its strong affinity to protein fibers like wool, silk, and nylon, providing excellent wash and light fastness properties. This dye is essential for manufacturers in the textile, leather, and paper industries seeking vibrant and consistent coloration for their products.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and nylon fibers and fabrics.
• Leather Finishing: Used for coloring leather goods, providing rich and uniform shades.
• Paper Staining: Employed in the production of specialty colored papers and paper products.
• Ink Formulation: A component in the manufacture of inks for various printing applications.
• Biological Staining: Potential use as a histological stain in laboratory settings.
• Wood Staining: Applied for decorative coloring of wood surfaces.

Basic Information

Product Name	C.I.Acid Orange 87
CAS No.	12239-02-0
Molecular Formula	C16H11N4NaO4S
Molecular Weight	378.34 g/mol
Synonyms	Acid Orange 87; C.I. 14270; Acid Leather Orange AG; Acid Orange AG; Acid Fast Orange AG; Nylomine Orange A-R; Supranol Fast Orange GW; Telon Fast Orange AGR
EINECS	Contact for details

Quality Control

Our production of C.I.Acid Orange 87 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed for key parameters including color strength, shade, solubility, and impurity profile. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance processes.

Storage

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

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95%
Moisture Content	≤ 5.0%
Water Solubility	Conforms
Shade	Matches reference standard
Heavy Metals (as Pb)	≤ 50 ppm

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