Page 50 - Demo

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EQUIPMENT & SUPPLIES, CONTINUED
Litmus Blue Test Papers, Strips in Vials
Supplied in closed plastic containers of 100 strips. Used to test for acids. pH 4.3 (red) to 6.8 (blue-violet).
AP7923 I $1.25 Litmus Red Test Papers,
Supplied in closed plastic containers of 100 strips. Used to test for alkalis. pH 6.8 (blue-violet) to 8.1 (blue).
AP7945 I $1.20
pH Test Strips, Dip- and-Read, Universal
Each test strip has four different indicators, which together give extremely accurate readings across the entire pH range. Just dip and read! 100 strips per package.
AP9287 I $13.35
Strips in Vials
Flinn pH Meter
• Large easy-to-read display
• Replaceable electrode
• Slim design easily fits into test tubes
• Can be immersed to a depth of 80 mm • Range: 0.00–14.00 pH
• Resolution: 0.01 pH
• Accuracy: Better than ±0.1 pH
• Calibration: 1 point
• Battery Life (4 x 1.5 V): 3,000 hours
• Dimensions: 171 x 51 x 25 mm AP8673 I $46.95
Hydrion Insta-Chek 0–13 pH Test Paper
Displays a different bright color for each pH value from 0–13. Includes a double roll dispenser containing two 15-foot rolls of Insta-Chek 0–13 and two color charts. Refill package available.
Hydrion 1–12 pH Test Strips
Low cost vial of pH paper (in strips) covers the full range of 1 to 12 pH units. Two charts are provided on each vial (i.e., 1–6 pH and 7–12 pH). 100 strips per vial.
AP1107 I $2.00
Hydrion Spectral 1–14 pH Test Paper
A rainbow of longlasting colors covering the entire pH scale—one color for each pH unit from 1 to 14. Simply wet and compare to the color chart. Each 15-foot roll of paper
is supplied in a plastic dispenser with color chart and convenient tear-off tab.
AP8577 I $6.50
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AP5894 I $11.95
FLINN SCIENTIFIC I MIDDLE SCHOOL PHYSICAL SCIENCE