Bromophenol Blue

Bromophenol Blue – pH Indicator & Electrophoresis Dye | GLASSWORLD South Africa

Bromophenol blue (BPB) is a versatile pH indicator and tracking dye used in acid-base titrations, gel electrophoresis, and protein research. With a colour transition from yellow (pH 3.0) to blue-purple (pH 4.6), it is a staple reagent in analytical and biochemistry laboratories across South Africa.

• pH indicator range 3.0–4.6 – yellow to blue-purple colour change
• Widely used as a loading dye in SDS-PAGE and agarose gel electrophoresis
• Protein and nucleic acid gel tracking in biochemistry and molecular biology
• Available as powder or indicator solution

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Product images are for reference only. Actual items may vary slightly. Additional sizes available on request.