150% High Exhaust
A vibrant bluish-red reactive dye known for its exceptional exhaustion and fixation properties. It is part of the 'High Exhaust' (HE) series, offering brilliant shades with excellent reproducibility on cotton and viscose fibers.
Reactive Red ME4BL (C.I. Reactive Red 195) belongs to the bi-functional class of reactive dyes containing Monochlorotriazine (MCT) and Vinyl Sulphone (VS) groups. This dual reactivity gives it high fixation efficiency and excellent washing off properties.
Ruvon International supplies premium quality Reactive Red ME4BL with high color yield and consistent shade reproducibility. It is particularly valued for dyeing medium to dark red shades on cellulosic materials, offering superior fastness to light and washing compared to conventional dyes.
| Strength | 150% ± 2% (High Conc.) |
|---|---|
| Physical Appearance | Reddish Free-Flowing Powder |
| Solubility (at 30°C) | 120 g/l Min (High Solubility) |
| pH (1% Solution) | 6.5 - 7.5 |
| Moisture Content | 3.0% Max |
| Insolubles in Water | 0.1% Max |
| Light Fastness | 5 - 6 (ISO Scale) |
| Wash Fastness (ISO 105 C06) | 4 - 5 (Excellent) |
| Perspiration Fastness | 4 - 5 (Acid/Alkali) |
| Heavy Metals | Compliant (GOTS/Oeko-Tex Limits) |
Reactive Red ME4BL is celebrated for its brilliant, bluish-red tone that serves as a primary component in trichromatic combinations for deep shades like maroon, burgundy, and chocolate brown. Its High Exhaustion (HE) characteristic means a larger percentage of the dye is absorbed by the fiber from the dye bath, resulting in less dye wastage in effluent and a more economical dyeing process. It exhibits excellent compatibility with other HE dyes for level dyeing.
Excellent for exhaust dyeing of cotton knits at 60-80°C.
High affinity for regenerated cellulose, ensuring deep shades.
Suitable for Jigger, Winch, and Soft-flow machines.
Used in Cold Pad Batch (CPB) dyeing due to high reactivity.
Suitable for one-phase and two-phase printing methods.
Ultra-filtered RO grade used for manufacturing reactive inks.
Standard export packing with double PE liner.
Durable packing for long-distance sea transport.
Reactive dyes are generally considered low toxicity but dust can cause sensitization.
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