Milwaukee COMBO-START Solution Kit | pH 7.01 Buffer, 1413 µS/cm EC Calibration, Storage & Cleaning | 4 x 230mL | MW801 & MW802 PRO replacement filters The MA814DB/1 and MA917B/1 are

The MA814DB/1 and MA917B/1 are ideal for use in horticulture

The Milwaukee EC/TDS Nutrient Meter is designed for Hydroponics

If you need to replace a filter

providing multiple uses at a lower cost per calibration compared to single-use sachets

Filtration rating is measured in microns — one micron is one millionth of a meter

Milwaukee COMBO-START Solution Kit | pH 7.01 Buffer, 1413 µS/cm EC Calibration, Storage & Cleaning | 4 x 230mL | MW801 & MW802 PRO replacement filters The MA814DB/1 and MA917B/1 areMilwaukee COMBO START Solution Kit 4 Essential Solutions for MW801 & MW802 PRO Combo Meters Keep your combo meter calibrated and your SE600 electrode performing at its best with the Milwaukee COMBO START Kit a complete 4 bottle solution set engineered specifically for the SE600 Combo pH EC TDS electrode used with the MW801 PRO and MW802 PRO 3 in 1 Combo Meters. Includes a NIST traceable pH 7. 01 buffer, 1413 S cm conductivity calibration standard,