Dosing Tip where the tip is immersed in the sample Back Catalog number: PC-1000-654 Availability: In the manufacturer's stock Price on request - + Recommended MI57P ORP/Temp probe for ORP57 Price on request MA812/2 Conductivity/TDS probe with 2meter cable(MC 310). Price on request HI1043B Refillable Double Junction pH Electrode Price on request