Description

Reactive Yellow 175 is a high-performance, bifunctional reactive dye belonging to the vinyl sulfone and monochlorotriazine class, offering excellent color yield and wash-fastness. Its primary value lies in providing brilliant and durable yellow shades on cellulosic fibers like cotton and viscose, with robust performance in various dyeing and printing processes. This dye is essential for textile manufacturers, ink formulators, and industrial colorant producers seeking reliable, vibrant coloration for apparel, home textiles, and technical fabrics.

Application

• Exhaust and continuous dyeing of cotton and other cellulosic fibers.
• Textile printing applications for fabrics and garments.
• Manufacture of reactive dye inks for digital textile printing.
• Coloration of viscose, linen, and hemp fabrics.
• Used in the production of high-visibility safety textiles requiring bright, fast colors.
• Potential applications in the coloration of leather and paper.

Basic Information

Product Name	Reactive Yellow 175
CAS No.	149315-85-5
Molecular Formula	C29H19ClN7Na4O16S4
Molecular Weight	1020.22 g/mol
Synonyms	C.I. Reactive Yellow 175; Reactive Golden Yellow SNE; Reactive Yellow SNE; Novacron Yellow SNE; Remazol Golden Yellow SNE; Sumifix Yellow SNE; Levafix Golden Yellow E-SNA; Vinyl sulfone/MCT bifunctional reactive dye
EINECS	Contact for details

Quality Control

Our production of Reactive Yellow 175 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including color strength, shade, solubility, and fixation rate. Certificates of Analysis (COA) detailing purity, physical properties, and application performance are available upon request to support your quality assurance and production planning.

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 product is hygroscopic (moisture-sensitive); ensure the original packaging is sealed after use to prevent moisture absorption, which can affect performance.

Specification

Item	Specification
Appearance	Yellow to orange powder
Color Strength	≥ 100% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility (at 50°C)	≥ 100 g/L
pH (1% Solution)	5.5 - 7.5
Fixation Rate	≥ 70%
Identification (IR)	Conforms to standard
Heavy Metals (as Pb)	≤ 50 ppm

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