Synonyms: | PH TEST STRIPS PH RANGE 4.5-10.0;pH Box Indicator Paper Refills, 6 each, 0.5-5 pH range;pH Box Indicator Papers, contains 3 rolls, each 15 feet in a plastic dispenser, 0.5-13 pH range;ColorpHast pH Strips, Intermediate, three squares with different indicators on each strip, 0-6 pH range;ColorpHast pH Strips, Narrow, two squares with single indicators on each strip, 2.5-4.5 pH range;ColorpHast pH Strips, Narrow, two squares with single indicators on each strip, 4-7 pH range;ColorpHast pH Strips, Narrow, two squares with single indicators on each strip, 6.5-10 pH range;ColorpHast pH Strips, Universal, four squares with different indicators on each strip, 0-14 pH range |