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pH INDICATOR: BROMOTHYMOL BLUE W/VARIOUS SOLUTIONS<br />
(1 of 4) Sodium chloride solution<br />
Bromothymol blue is added to a solution of sodium chloride (NaCl). pH is about 6.5 to 7. Indicator turns green.

Fphoto-40799508A-2RM.jpg

pH INDICATOR: BROMOTHYMOL BLUE W/VARIOUS SOLUTIONS
(1 of 4) Sodium chloride solution
Bromothymol blue is added to a solution of sodium chloride (NaCl). pH is about 6.5 to 7. Indicator turns green.

Copyright:© 1995 Richard Megna - Fundamental Photographs

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Richard Megna