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 18901206 146.6μS/cm 250mL Conductivity Solution, one bottle 19,90 € 18901196 PH10.01 250mL 10.01pH, one bottle 12,74 € MA830R Stainless steel temperature probe for MW102. Price on request