| Brand | Electrochemical |
|---|---|
| MPN | MW401 |
| UPC | 305393764424 |
Check the listing for details. Milwaukee MW401 PRO Low Range Total Dissolved Solids Meter for Aquaculture. Condition: New. Listed at 157.95 USD. The MW401 has a range of 0 to 1990 mg/L (ppm) with a 10 mg/L (ppm) resolution. In aquarium and aquaculture applications, high concentrations of solids (TDS) can reduce clarity in water can decrease photosynthesis in aquatic plants.