[size=14]
Water TDS Meter- Pro Model [/size]
Measures electrical conductivity (EC),
total dissolved solids (TDS) and temperature. Three different calibration options (KCl, 442TM, NaCl),
each with its own non-linear conversion factor.
The only handheld TDS meter / EC meter with full scale digital calibration.
A water tester that is perfect for both consumer or commercial use. Ideal
for all water quality testing, water purification applications, wastewater
regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing,
pools & spas, ecology testing, boilers & cooling towers, water
treatment and more.
Price: $59.99
http://www.waterfiltersonline.com/water-tests.asp