closeup box indicator test strips white background |
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navigate by keyword : acid acidic acidity analysis analyze and background base basicity biochemistry biology box chemical color comparison contamination equipment examination experiment fluid indicator lab laboratory measurement measuring metalworking method microbiology paper parameters pollution quick reaction reagent research science scientific scientist solution strip strips test testing treatment water white |
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Closeup of a box of pH indicator test strips on a white background.
Translation box: `100 test strips.
pH-indicatorstrips, not bleeding. pH 0-14 universal indicator.
Immerse - read wet.` |
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