Students determine the pH of their own urine and saliva using convenient Hydrion® colorimetric test paper. The limited pH range (5.5 to 8.0) assures accuracy within the range of physiological normalcy. Color scale is printed on the label of each dispenser at intervals of 0.2 pH unti. Roll is sufficient for approximately 50 tests.
Students determine the pH of their own urine and saliva using convenient Hydrion® colorimetric test paper. The limited pH range (5.5 to 8.0) assures accuracy within the range of physiological normalcy. Color scale is prin...
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