Definitions for "Phenol red"
Keywords:  reagent, spa, dye, marcite, marbelite
A dye that is used to measure pH Plaster: A type of interior finish (a mixture of white cement and aggregate, which can be tinted or colored) which is applied to a concrete pool or spa. Also called Marcite or Marbelite.
the material that is most commonly used to test the pH of pool or spa water.
A colored reagent for measuring the pH of water in a range from 6.8 to 8.2. It changes from yellow to purple in color as the pH goes from 6.8 to 8.2.
Keywords:  chemical, determine, level, water
A chemical used to determine the pH level of water.