Product Description
P-Xylenol Blue Indicator (C₁₆H₁₄O₃S) is a pH-sensitive dye widely used in laboratory and industrial applications to determine the pH of solutions. It is a water-soluble, synthetic dye that changes color depending on the pH of the medium, making it an effective and reliable pH indicator. P-Xylenol Blue Indicator is commonly used in titrations, chemical analyses, and various biochemical experiments where accurate pH monitoring is critical. Available in high-purity grades, this indicator provides consistent and precise results for a wide range of applications, including research, quality control, and environmental testing.
Key Features : p-Xylenol Blue Indicator
- Chemical Formula: C₁₆H₁₄O₃S — CAS Number: 3560-81-2.
- High Purity Available: Available in high-purity laboratory-grade forms for reliable and accurate pH testing in both research and industrial applications.
- pH Indicator: P-Xylenol Blue changes color across a pH range of approximately 0.5 to 2.0, making it ideal for acidic solutions and reactions.
- Solubility: It is highly soluble in water, making it easy to incorporate into aqueous solutions and buffer systems.
- Color Change: The dye exhibits a noticeable color shift from yellow at acidic pH values to blue as the pH increases, providing a clear visual indication of pH levels.

Applications
- pH Monitoring in Titrations: P-Xylenol Blue is widely used as an indicator in acid-base titrations, especially in the determination of acidity in strong acidic solutions. It helps visualize the endpoint of titrations with high precision.
- Biochemical Research: This indicator is used in various biochemical and analytical procedures where pH control is crucial for the success of reactions, particularly in enzymatic studies and protein analysis.
- Environmental Testing: P-Xylenol Blue is used in environmental analysis to monitor pH levels in water, soil, and waste materials. It helps detect changes in pH that may indicate contamination or other environmental concerns.
- Pharmaceutical Industry: In pharmaceutical manufacturing and research, P-Xylenol Blue is used for controlling and monitoring pH in the preparation of drug formulations, ensuring consistency and stability in the final product.
- Industrial Processes: P-Xylenol Blue is employed in various industrial applications where precise pH control is necessary, including chemical production, textile dyeing, and paper manufacturing.
- Educational Use: This indicator is frequently used in educational settings, particularly in chemistry labs, where it aids students in learning about acid-base reactions and pH measurement techniques.
- Food and Beverage Industry: Used in the food and beverage industry to monitor the pH of ingredients and final products, ensuring the stability, quality, and safety of the items.
Why Choose P-Xylenol Blue Indicator?
- Accurate & Reliable pH Indicator: P-Xylenol Blue provides a clear, sharp color change, making it ideal for precise pH measurements in a variety of applications.
- Versatile Applications: Whether in analytical chemistry, environmental testing, pharmaceuticals, or industrial processes, P-Xylenol Blue ensures reliable pH monitoring.
- High Purity for Consistent Results: Available in high-purity grades, P-Xylenol Blue delivers consistent, reproducible results in laboratory and industrial environments.
- Safe & Easy to Use: With its water solubility and simple color shift, P-Xylenol Blue is easy to use and handle, making it a safe choice for pH testing in various fields.
- Affordable & Cost-Effective: P-Xylenol Blue offers an affordable solution for laboratories, research institutions, and industries requiring pH indicators for various processes.
- Widely Recognized: P-Xylenol Blue is a widely used and trusted pH indicator, approved for use in scientific research, education, and industrial applications.
Price in Bangladesh
P-Xylenol Blue Indicator is available at competitive prices. For detailed pricing, bulk order discounts, and shipping information, please contact local suppliers or authorized distributors.
Where to Buy
P-Xylenol Blue Indicator can be purchased from trusted suppliers of laboratory chemicals, diagnostic reagents, and industrial products across Bangladesh. Available in various quantities to meet both small-scale and large-scale needs.
Why Buy from M/S Bright Scientific Co.?
- Trusted Supplier: Serving the pharmaceutical, chemical, research, and education sectors across Bangladesh with high-quality P-Xylenol Blue and other laboratory reagents.
- Affordable Pricing: Competitive rates with special discounts for bulk orders, offering cost-effective solutions for research, manufacturing, and educational use.
- Fast & Secure Delivery: Reliable and timely shipment of P-Xylenol Blue and other products across Bangladesh.
- Custom Orders: Available for specialized or large-volume orders to meet specific industrial, research, or commercial requirements.
Contact Information
M/S Bright Scientific Co.
📞 Phone: 01711285976






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