pH measurement in the laboratory with litmus paper by a chemist where the test is negative and basic with blue color

---

Size: 4592px × 2584px
Photo credit: © Panther Media / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: ab, acid, acidic, alkaline, analysis, analyze, base, basic, bio, biochemistry, biology, chemical, chemistry, choice, closeup, color, control, danger, experiment, experimenting, expertise, fluid, glass, health, healthcare, indicator, isometric, lab, laboratory, litmus, measurement, medical, medicine, method, paper, ph, reaction, red, research, sample, school, science, solution, stick, strip, tech, test, titration, water, yellow