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pH Paper, Pkg. of 100
$1.95
SAVE 10% when you buy 5 or more! -- A science class favorite, this package of 100 pH test papers lets you learn about acids and bases. Chemical reactions cause the paperGÇÖs color to change when exposed to varying levels of acid and base. This color change can be matched against the 1-14 scale color chart provided to determine the pH of the solution at hand. -- More than just a lab experiment, recent studies have shown the pH of the body is important to oneGÇÖs overall health and well being. This pH test paper can also be used on collected samples of your own bodily fluids (saliva, urine) to determine your pH.
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pH Paper, Pkg. of 100
from Edmund Scientific's
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Waterproof pH Testr 1
$59.95
Features Waterproof and Dustproof Housing That Floats! -- Push-Button One-Point Calibration at 4, 7 or 10 pH! -- This unit features a replaceable electrode, so you can use the original instrument through many electrode replacement cycles. Because the replacement electrode only costs a fraction of the whole unit, the waterproof pH Testr 1 is the most economical tester in its class. -- Specifications: Range: -1.0 to 15.0 pH. Resolution: 0.1 pH. Accuracy: -¦0.2 pH. Dimensions: 5.9"L x 1.5" dia
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Waterproof pH Testr 1
from Edmund Scientific's
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