Bromothymol blue (also known as bromothymol sulfone phthalein, and BTB) is a pH indicator for weak acids and bases. It is mostly used in applications that require measuring substances that would have a relatively neutral pH (near 7), such as managing the pH of pools and fish tanks.
Bromothymol Blue Sodium Salt
£10.57 – £39.18
- Biological Dye
- pH Indicator
- CO2 Indicator
Dye Content: >95%
Molecular Formula: C27H27Br2NaO5S
Molecular Weight: 646.36
Melting Point: 200-202°C
Hazard Phrases: Not considered harmful under normal laboratory conditions
HS CODE: 29147000
Following the UK’s departure from the EU on 1 January 2021, all European shipments are sent on a DAP Basis (Delivered at Place).
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5gm, 10gm, 25gm