Hydrion™ pH Test Paper Dispenser Rolls are offered in both single-roll and double-roll ph paper dispensers. Single-roll dispensers provide one single roll of pH test paper with a matching color chart while double-roll dispensers typically are composed of two single-roll dispensers. Single unit double-roll dispensers are also available in the double roll family.
Hydrion™ pH Test Paper Dispenser Rolls are available in full pH range, short pH range and wide pH range formats with varying degrees of readability and accuracy. All pH paper dispenser rolls include a separate color chart for each pH range which provides clear color matches for sample comparison. pH test paper dispenser rolls packaged in protective plastic dispensers which a serrated edge for easy tear off of desired pH test paper length.
JT Baker DUAL-TINT® pH paper dispenser rolls are available in a variety of both short pH range and wide pH ranges. pH paper dispenser rolls are refillable and complete with a color scale for easy-to-read and precise pH indication. Two different indicator zones on one strip separated by a white center division guarantees clear color gradations and reliable pH values.
Whatman™ pH Test Paper Dispenser Rolls provide the unique combination of color change resulting from each pH test. The results are compared with the color-coded pH range comparison chart printed on the dispenser giving improved speed and accuracy in reading.