Chrysophenine GX / Direct Yellow G (Direct Yellow 12)

1. Product Overview

Chrysophenine GX, also known as Direct Yellow G (Direct Yellow 12), is a bright yellow azo direct dye. It is widely applied in the textile and paper industries, providing clear golden-yellow shades with good leveling properties. Due to its high affinity for cellulose fibers, it is suitable for cotton, viscose, and blended fabrics.

• CI Name & No.: Direct Yellow 12

• CAS No.: 2870-32-8

• Category: Direct dye (azo type)

• Appearance: Yellow powder

• Shade: Golden-yellow, brilliant and transparent tone

• Key Features: Good water solubility, uniform dyeing, economical for bulk applications

2. Technical Specifications

3. Performance & Benefits

• Brilliant golden-yellow shade – vivid tones on cotton and viscose

• Excellent leveling – uniform color across large fabric lots

• Strong build-up – supports both pale and deep shades

• Compatible with red & orange direct dyes – easy for shade matching

• Cost-effective – economical dye for mass production

4. Applications

• Textiles: Cotton, viscose, rayon, and blends

• Paper: Golden-yellow shade for packaging, tissue, and specialty papers

• Leather: Light yellow finishing for leather products

• Blended fabrics: Cotton/polyester blends and cotton/viscose

5. Quality & Compliance

• COA provided with every batch (shade, strength, purity, moisture)

• APEO-free, meets EU restricted azo dye standards

• Heavy metals controlled within international limits

• SDS available in English and other languages

6. Packaging & Logistics

• Standard packaging: 25 kg fiber drums / cartons with inner PE bag

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

• Delivery: 7–10 days ex-warehouse

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

• Main ports: Tianjin / Qingdao / Shanghai

7. Samples & Support

• Free lab samples (10–50 g) available

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

• Technical support: shade matching & application guidance

8. Related Products

• Direct Yellow R (Direct Yellow 11) – another direct yellow dye with bright lemon-yellow tone

• Direct Orange S (Direct Orange 26) – orange direct dye, often combined with yellow for warm shades

• Direct Red FGG (Direct Red 224) – direct red dye, commonly blended with yellow for orange and red tones