Litmus paper roll for testing acid level on green background

Size: 4288px × 2848px
Photo credit: © Leudej Rodjanapaitoon / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acid, acidimetry, alkaline, background, base, basic, biology, blue, chemical, chemistry, closeup, color, experiment, health, indicator, isolated, laboratory, litmus, paper, ph, roll, science, strip, technology, test, white, yellow