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biology chemical chemistry color colorimetric control disease doctor drug elements evaluation examination experiment experimenting glucose health indicator infection kidney lab laboratory leukocytes litmus measurement medical medicine method paper product protein reaction research sample sanitary science screening stick tech test titration trace tract urinalysisColorimetric PH Test. Laboratory Test And Medical Testing Editorial Photo
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Colorimetric pH test. Laboratory test and medical testing #215117627
Description
Spain - October 17, 2013: Colorimetric pH measurement on a metal laboratory surface.
This image is editorial