HM Digital TDS Total Dissolved Solids Water Quality Meters

HM Digital manufactures economical hand-held and in-line TDS meters that measure total dissolved solids (TDS) levels of feed and product water lines simultaneously. A TDS meter is an effective way to compare rejection rates and gauge reverse osmosis membrane, water filter and water purification performance.

In-Line Dual TDS Monitor Our Price: $37.90	Waterproof EC / TDS / Temp Combo Meter Our Price: $54.99	pH Buffer Solution Variety Pack Our Price: $9.75
TDS Calibration Solutions Our Price: $5.99	TDS Handheld Meter With Carrying Case Our Price: $27.75	Waterproof pH Meter Our Price: $79.00