Hydrion Dual Roll Wide DJ905 Range Jumbo pH 0- 11 (1.0 pH Increments)
|Hydrion pH Papers in Dual Roll, Wide Range Jumbo Dispenser
A color change for each full pH unit.
The Dual Jumbo consists of two 600 inch rolls of of pHydrion testing papers 7/32" wide of the same range, foil wrapped in a plastic dispenser, together with two color charts and a polypropylene case. The case protects the paper from sunlight and laboratory hazards.