CHEMSOLUTE Universal pH-indicator paper, pH 1-14, 5m x 7mm, Refill pack with 3 rolls Back Catalog number: 2814-3ROLL Availability: In the manufacturer's stock Price on request - + Recommended 18901174 DCON201 Cond probe 810,00 Kč 18901152 DODO01-10M Optical DO probe 18 830,00 Kč MA913B/3 Combined Epoxy pH electrode MA913B/3 Price on request