pH Paper, 1-14 range, 15 ft. roll for sale. Buy from The Science Company.

Single roll dispenser with 15 foot roll and color chart. Simply dip a short piece of the 7/32 inch wide test paper in your solution, wait five seconds for color change, then match strip color to color chart. Gives definitive color match - one color, one pH value.

Store unused test paper in a dry location away from sunlight for maximum shelf life.