Acid Scarlet GR（Acid Red 73）

1. Product Overview

Acid Scarlet GR is a bright scarlet-red acid dye with strong affinity for protein fibers. It provides brilliant, uniform shades on wool, silk, nylon, and leather.

• CI Name & No.: Acid Red 73

• CAS No.: 5413-75-2

• Category: Acid dye

• Appearance: Scarlet red powder

• Shade: Bright scarlet red

• Key Features: Excellent leveling, brilliant red shade, good fastness on wool/nylon, widely used in textiles and leather finishing.

• Markets: Wool, silk, nylon, leather industries worldwide.
  

2. Technical Specifications

3. Key Features & Benefits

• Bright scarlet shade – clear, brilliant appearance on protein fibers

• Excellent leveling – produces uniform dyeing on wool, silk, nylon

• Good fastness – resistant to washing and perspiration under normal use

• Versatile applications – suitable for textiles, leather finishing, and blends

• Cost-effective – stable performance at competitive price

4. Applications

• Wool & wool blends – fabric and yarn dyeing

• Silk – brilliant scarlet-red shade for luxury fabrics

• Nylon – good penetration and affinity for polyamide fibers

• Leather – uniform and soft finishing color for leather goods

• Blends – suitable for wool/nylon, silk/viscose, and other protein blends

5. Quality & Compliance

• COA provided with each batch (Shade, Strength, Moisture, pH)

• APEO-free, meets EU restricted azo dye requirements

• SDS available (English; other languages on request)

6. Packaging & Logistics

• Standard: 25 kg P.W. bag / carton / iron drum

• Bulk: 500–1000 kg jumbo bags available

• MOQ: 100 kg (trial order) / 1 MT (bulk order)

• Delivery: 7–10 days from warehouse

• Shelf life: 24 months (cool, dry storage)

• Ports: Tianjin / Qingdao / Shanghai

7. Samples & Support

• Free laboratory samples (10–50 g) available

• Courier freight borne by customer (DHL / UPS / FedEx account)

• Technical support: shade matching & dyeing process optimization

8. Related Products

• Direct Yellow R (Direct Yellow 11) – direct yellow dye for cotton & viscose

• Chrysophenine GX / Direct Yellow G (Direct Yellow 12) – direct yellow dye for paper & cotton

• Acid Gold Yellow G (Acid Yellow 36) – acid yellow dye for wool, silk, nylon