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pH INDICATOR: BROMOTHYMOL BLUE W/VARIOUS SOLUTIONS
(3 of 4) Ammonium chloride solution
Bromothymol blue is added to a solution of ammonium chloride (NH4Cl). pH is about 5 to 5.5 which is out of the range for the indicator. Indicator turns yellow.
Copyright:© 1995 Richard Megna - Fundamental Photographs
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