Description

C.I. Reactive Yellow 69 is a high-performance, bifunctional reactive dye designed for vibrant and durable coloration. Its primary value lies in its excellent wash and light fastness properties, ensuring color integrity in demanding applications. This product is essential for industries requiring reliable and consistent yellow hues on cellulosic fibers such as cotton and viscose.

Application

• Exhaust dyeing and continuous dyeing of cotton fabrics and yarns.
• Pad-batch and pad-steam dyeing processes for cellulosic materials.
• Coloration of viscose (rayon) for apparel and home textiles.
• Used in the production of dyed threads for sewing and embroidery.
• Suitable for dyeing blends of cotton with synthetic fibers under controlled conditions.
• Application in the textile printing industry for creating sharp prints.

Basic Information

Product Name	C.I. Reactive Yellow 69
CAS No.	58615-47-7
Molecular Formula	C29H19ClN7Na4O19S6
Molecular Weight	1135.28 g/mol
Synonyms	Reactive Yellow 69; Reactive Brilliant Yellow 4GL; C.I. 11468; Reactive Yellow KE-4G; Reactive Yellow M-4G; Novacron Yellow C-4G; Levafix Yellow E-4G; Remazol Yellow 4GL
EINECS	Contact for details

Quality Control

Our C.I. Reactive Yellow 69 is manufactured under a stringent quality management system. Each batch undergoes rigorous testing for critical parameters including shade, strength, solubility, and fixation rate to ensure consistency and performance. Certificates of Analysis (COA) confirming compliance with industry standards are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the original container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange powder
Color Strength	Standard depth ± 3%
Solubility in Water	≥ 100 g/L (at 50°C)
pH (1% Solution)	5.5 - 7.5
Moisture Content	≤ 5.0%
Dusting Property	Low dusting
Identification (IR)	Conforms to standard
Fixation Rate	≥ 70%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.