Electrochemical Instruments-Water planting-Mercury oxide mercury electrode-Nutrient Wand EC Meter-Nutra Dip Tri Meter-Nutra-Wand-pH метры для косметики
Product features: Electrode size can be customized according to customer requirements Inner core material: silver rod outer layer material: polytetrafluoroethylene Wiring copper rod: 20mm PTFE rod: length 80mm 120mm