


| Catalogue | Size | Price | Quantity | |
|---|---|---|---|---|
| I10555-25g | 25g | $44.62 | ||
| I10555-50g | 50g | $79.62 |
Phenol Red Free Acid CAS: 143-74-8 | MF: C19H14O5S | MW: 354.38, Buy now for reliable and reproducible results from Tristains indicators at Dawnscientific.
The color of phenol red free acid is yellow or orange-yellow. Phenol red free acid is a pH indicator that is part of the phenolsulfonphthalein family. It has three aromatic rings that have a sulfonate group and two hydroxyl groups. The solution of Phenol red free acid is slightly soluble in water and more soluble in organic solvents such as ethanol. A chemical formula of phenol red free acid is C19H14O5S. It forms color changes with the pH of the solution: red at pH 8.0 and more, yellow at pH 6.8 and less, and passes through orange at pH 7.4. Phenol red free acid is a chemical substance that is usually utilized as a pH indicator in different scientific practices.
Applications of Phenol Red Free Acid
Key Features of Phenol Red Free Acid
Versatile and easy to use
And has a broad variety of applications in laboratories.Accurate and sensitive
alteration of color over physiological pH.Constant and consistent performance
Produces repeatable analysis.Cost-effective option
Inexpensive to research, education, and industrial labs.General Description
Phenol Red Free Acid is a pH indicator dye of high purity, which is a part of the phenolsulfonphthalein family. It occurs as a yellow to orange-yellow crystalline powder and is used in the analysis, biological, and chemical fields as a colorimetric pH indicator.
Seeking to know the place of purchase of Phenol Red Free Acid, you may purchase Phenol Red Free Acid in the USA at DawnScientific.com - your reliable source of TriStains indicators, histological stains, and analytical reagents. Dawn Scientific distributes laboratory chemicals in high-quality and ready-to-use indicator solutions to histology, cytology, microbiology, hematology, and biology laboratories in the United States.
To know the latest price of Phenol Red Free Acid, visit DawnScientific.com, or call the Dawn Scientific sales team and obtain a personal quote. Laboratories, research institutions, and educational organizations can get a competitive price, bulk purchases, as well as expedited shipping to the U.S.
Phenol Red Free Acid TriStains ensure proper pH monitoring and reliable analysis results, available at Dawn Scientific.
About Brand
“TriStains”, Histological Stains/ Biological Stains that offer range of stains used in Histology, Cytology, Microbiology and Hematology laboratories.
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.
Why Dawn Scientific?
In addition to our specialty product lines, Dawn Scientific offers a comprehensive range of laboratory supplies and scientific products, including laboratory chemicals, reagents, analytical standards, solutions, buffers, biological stains, indicators, laboratory equipment, instruments, consumables, and much more.
For complete product information, technical resources, and our full catalog, please browse other categories on our website dawnscientific.com.
If you have any questions or would like assistance selecting the right products for your application, our knowledgeable team is ready to help. Contact us at 1-800-DAWN-SCI (1-800-329-6724) or email sales@dawnscientific.com. We look forward to serving your laboratory and research needs.

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