pHydrion® Test Strips 0-13

Description : 13 pH Range Papers in Single Roll Dispensers (Ok Choice). Complete with Color Chart and 15 Foot Roll of pHydrion Testing Paper Hydrion Single Roll Dispensers.
That’s 180 1 inch test strips. The Hydrion wide range papers show a distinct change for each full pH unit. The 0-1-2-3-4-5-6-7-8-9-10-11-12-13 range works for testing the pH of most other fluids.