Bromophenol blue and purified water turn blue after distillation.
What you want to ask is whether bromophenol blue and purified water will turn blue after distillation. Bromophenol blue and purified water will turn blue after distillation. According to the inquiry, bromophenol blue is often called bromothymol blue, and its discoloration range is pH6.0 (yellow) and 7.6 (blue). Pure water is neutral after distillation, and its pH value is 7.0, so it is blue.