Reactive Blue 21 (Re. Turquoise Blue G)
High-Fixation Vinyl Sulphone Reactive Dye | CAS No: 12236-86-1
Tushar Dye Chem is a specialized manufacturer of Reactive Blue 21, also known as Turquoise Blue G. This phthalocyanine-based reactive dye is widely preferred in the textile industry for its brilliant turquoise shades and exceptional leveling properties. Our Reactive Blue 21 is meticulously processed to be 100% Azo-free and eco-friendly, meeting strict international safety standards for textile exports. It is highly suitable for exhaust dyeing, continuous dyeing, and textile printing on cellulosic fibers like cotton, viscose, and flax.
Technical Specification: Reactive Turquoise Blue G (Re. Blue 21)
| Feature Category | Technical Parameter | Value / Rating |
|---|---|---|
| Product Core | C.I. Name | Reactive Blue 21 (Turquoise Blue G) |
| Chemical Basis | Vinyl Sulphone Based | |
| Affinity | H | |
| Solubility | In Plant Water | 80 |
| With Salt | 80 | |
| Fastness Ratings | Light (Day Light 0.25% / 3.0%) | 5 – 6 |
| Washing (Shade Change / Stain) | 4-5 / 4 | |
| Perspiration (Alkaline / Acidic) | 4-5 / 4-5 | |
| Rubbing (Wet / Dry) | 4 / 4 | |
| Hypochlorite Bleach | 3 | |
| Suitability | Exhaust 80°C | + (Highly Suitable) |
| One Bath Pad Batch | + (Highly Suitable) | |
| One Bath Pad-Dry Steam | + (Highly Suitable) | |
| Printing (Steam / Silicate) | + / + | |
| Discharge | F |
Visual Shade Guide for Reactive Blue 21 Dyes
2% Concentration
Vibrant Turquoise
Our bright, vibrant turquoise shade is ideal for creating light-to-medium fashion hues on cotton and viscose fabrics.
4% Concentration
Deep Turquoise Blue
Our high-intensity deep turquoise blue is optimized for achieving rich, saturated color strength on heavy cotton substrates and apparel.
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