Cresol Red Free acid

Buy Cresol Red Free acid (1733-12-6) MF: C21H18O5S | MW: 382.43. Get High Quality Cresol Red Free acid (1733-12-6) from Tristains.

Cresol Red, also referred to as Cresolsulfonphthalein, is classified as a triphenylmethane dye. It is composed of three phenolic groups and a sulfonated phthalide ring in its chemical structure. Cresol Red can be found in various forms, such as the free acid form and the sodium salt form. The free acid form is frequently utilized in laboratory environments. In acidic solutions, Cresol Red displays a yellow hue, whereas in alkaline solutions, it changes to red. The pH range for the transition of Cresol Red is around 7.2 to 8.8. With a chemical formula of C21H18O5S, Cresol Red is commonly employed as a pH indicator, especially in biochemical and biological fields.

TriStains meet the highest quality standards and give excellent color performance of desired components of cells and tissue in life science laboratories.

TriStains series products are carefully tested to ensure accurate, reliable, and reproducible results. Our products are available in different packaging sizes to allow you to get all types of stains & Indicators for your specific purposes from a single source.

In-addition Tristains also deals in numerous Laboratory Supplies, Chemicals, Equipment, Instruments, Reagents, Standard Solutions, Buffers, Histological Stains/Biological Stains & Indicators and many more, for more information please visit our website www.tristains.com or email to [email protected] we will be happy to help you. All Tristains Products are exclusively distributed by Dawn Scientific Inc (https://dawnscientific.com)

Application :

• Cresol Red free acid is primarily used as a pH indicator.
• It is commonly employed in various biochemical and biological assays where pH monitoring is essential. This includes cell culture media preparation, enzyme kinetics studies, and protein purification processes.
• It’s often used in titrations and in the preparation of buffer solutions due to its ability to accurately indicate pH changes within a specific range.

Benefits :

• Offers high sensitivity to pH changes
• Suitable for a wide range of applications
• Cost-effective and easy to use