pH factor test strips for measuring basic , range 10.0-13.0

pH Factor Indicator Strips 10.0-13.0

These pH factor indicator strips measure highly alkaline materials in the range of pH 10.0-13.0. They can be used to test your aquarium pH increaser solutions made from NaOH (lye). You can also use it for science fair experiments to test the buffering capacity of milk of magnesia which is used to reduce heartburn (indigestion) due to excess stomach acid production or to measure chlorine bleach which is in the range of 11-13..

Note: The number of strips per pack or vial is approximate.

Narrow pH range10.0-13.0, resolution is 0.5 pH unit: for alkalinity tests
Test milk of magnesia, lye & aquarium pH increaser

Test Specifications; How to Use

Dip strip in solution for 1-2 seconds; compare to color chart
Solutions must be aqueous (water based)
For soaps, wet the strip first; oils cannot be tested
Deeply colored solutions can cause inaccurate readings
2+ year shelf life if kept sealed & out of direct sunlight
Papers are non-bleeding so can be dipped for several minutes

Acid, Base, Acid+Base pH Test Papers
pH 1-14: Widest Range	pH 5-9: Alkaline Water	pH 5.5-8.0: Urine/Saliva
pH 0-2.5: Battery Acid	pH 3-6: Vinegar/Yeast	pH 4-7: Bottled Water
pH 7-10: Ammonia	-	pH 10-13: Lye

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P/N	Description	Unit
33812-1013	pH paper, 10-13 (base), 0.5 pH intervals, 50 strips/pack	1-9	7.25
		10-99	7.15
		100+	7.10

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