Bromophenol Red Free Acid 

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Bromophenol Red Free Acid 
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Bromophenol Red Free Acid 

Original price was: $1,195.00.Current price is: $595.00.

Catalog Number: B2027074 (100 mg)
Bromophenol Red Free Acid is a highly stable and sensitive triphenylmethane dye that functions as a pH indicator. It typically exists as a red-brown to dark red crystalline powder with a molecular formula of C19H12Br2O5S and a molecular weight of 512.19 g/mol. The compound provides a sharp visual transition generally shifting from yellow/orange in acidic conditions to purple in alkaline environments. Custom bulk amounts of this product are available upon request.

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Product Description

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Bromophenol Red Free Acid 
Catalog number: B2027074
Lot number: Batch Dependent
Expiration Date: Batch dependent
Amount: 100 mg
Molecular Weight or Concentration: 512.17
Supplied as: Solid
Storage: RT
Keywords: 5′,5”-Dibromophenolsulfonphthalein, 3′,3”-Dibromophenolsulfonphthalein, Bromophenol red, BPR, Bromphenolred, Bromine phenol red, Bromophenol red (sultone form), Bromphenolrot, Dibromophenolsulfonephthalein

References:

1. Clark, W. M., & Lubs, H. A. (1915). The colorimetric determination of hydrogen ion concentration and its applications in bacteriology. Journal of Infectious Diseases, 17(1), 160-173.
2. Boutwell, R. K., & Bosch, D. K. (1959). The tumor-promoting action of phenol and related compounds for mouse skin. Cancer Research, 19(4), 413-424.
3. Vernot, E. H., MacEwen, J. D., Haun, C. C., & Kinkead, E. R. (1977). Acute toxicity and skin corrosion data for some organic and inorganic compounds and aqueous solutions. Toxicology and Applied Pharmacology, 42(2), 417-423.
4. Byrne, R. H., & Breland, J. A. (1989). High precision multiwavelength pH determinations in seawater using cresol red. Deep Sea Research Part A. Oceanographic Research Papers, 36(5), 803-810.
5. Yashiki, M., Kojima, T., Chikasue, F., Miyazaki, T., Nakamura, G. R., & Imamura, T. (1990). An autopsy case of fatal ingestion of cresol. Forensic Science International, 47(1), 21-27.
6. Yanysheva, N. Y., Balenko, N. V., Chernichenko, I. A., & Babiy, V. F. (1993). Modifying effect of o-cresol on the carcinogenic activity of benzo(a)pyrene. Gigiena i Sanitariia, (6), 4-6.
7. Zhang, H., & Byrne, R. H. (1996). Spectrophotometric pH measurements of surface seawater at in-situ conditions: robotics and colorimetry. Deep Sea Research Part I: Oceanographic Research Papers, 43(11), 1855-1866.
8. Monma-Ohtaki, J., Tanaka, N., & Shoji, S. (2002). An autopsy case of cresol poisoning. Journal of Forensic Sciences, 47(4), 884-886.
9. Yao, W., Liu, X., & Byrne, R. H. (2007). Impurities in sulfonephthalein indicators: Implications for high-precision spectrophotometric pH measurements. Marine Chemistry, 107(3), 390-394.
10. Patsavas, C. R., Byrne, R. H., & Yang, B. (2013). Purification and characterization of meta-cresol purple for spectrophotometric seawater pH measurements. Marine Chemistry, 155, 158-164.
Cresol red sodium salt

Products Related to Bromophenol Red Free Acid  can be found at Dyes

Additional Information

Weight 0.15 oz
Dimensions 2 × 0.5 × 0.5 in
5/5 - (1 vote)

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