Acid Orange 7, also known as Orange II or 201 Acid Orange, is a high-concentration anionic dye primarily used for dyeing wool, silk, and nylon fibers. This dye is highly valued for its bright, golden-orange hue and excellent leveling properties, ensuring a smooth and uniform finish on protein-based textiles. With its strong affinity for natural fibers and reliable light fastness, it is widely utilized in the garment, carpet, and leather industries. It is an essential, cost-effective coloring matter for achieving vibrant and durable orange tones in high-quality textile production.
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