HI 1413S/50 pH Electrode for Skincheck™ Tester, Screw-cap Connection pH Electrode for HI 98109 Skincheck™ Tester.  Glass body pH electrode with flat tip, screw-cap connection. Read More »

HI 1413B/50 pH Electrode for Skincheck™ Tester, BNC Connection pH Electrode for HI 98110 Skincheck™ Tester.  Glass body pH electrode with flat tip, BNC connector and 1 m (3.3’) cable Read More »