pH-Fix Indicator Strips, 1.7-3.8, pk/100 Back Catalog number: 92190 Availability: In the manufacturer's stock Price on request - + Recommended Z2811-1ROLL Chemsolute pH indicator paper pH 1-11, 1 roll 5m x 7mm Price on request LACH-107679 Universální indikátorový papírek pH 0-12/100 prouž Price on request 9950141 Whatman indicator papers, pH 6.0-8.1, pk/200 (2629-990) Price on request