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Organic Chemistry Molecular Model Sets, Permanent Neodymium Rare Earth Magnets, Magnifying Glasses, Test Strips, Lab Supplies, Tuning Forks

Indicator Strips pH 7-14

pH 7-14 pH test strips detect weak to strong alkaline solutions with 0.5 pH resolution; each strip comes with a triple pad for best reading accuracy. The 7-14 range pH indicator strips are ideal for testing strong bases with high pKa such as lye (NaOH) or weaker bases such are almost neutral pH.

To use: compare all 3 pads to the color chart. The closest match of all three is the correct value. Only one or two of the 3 pads will change for any given base.

Note: The number of strips per pack or vial is approximate.
  • Wide pH alkaline range pH 7.0-14; resolution is 0.5 pH unit
  • Test strong bases such as sodium hydroxide (NaOH)
  • Test weak bases such as sodium bicarbonate (baking soda)
Alkaline-Base Test Strips pH7-14
P/NDescription QtyUnit
33811-0714pH base test paper, 7-14 (0.5 steps), 3 pad, ~100/pack1-914.95
 10-9914.75
 100+14.65

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