PH Indicator
A strip of litmus paper turns red in more acidic solutions and blue in more basic solutions.
Size: 3181px × 4773px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: acid, acidic, ammonia, base, basic, chemistry, educational, indicator, litmus, measure, measurement, measuring, ph, science, test
