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 HI1043B Refillable Double Junction pH Electrode Price on request 18901162 DDOS-02 DO probe refilling solution 450,00 Kč 18901181 DPCL01 ISE measuring probe-Chlorine 1 750,00 Kč