Meters, TDS

Dec 18 2014
Dec. 16, 2014, marked the 40th anniversary of the Safe Drinking Water Act (SDWA), which today includes regulations for more than 90 contaminants...
hm digital_tds ec meter
Feb 27 2013
The COM-80 is an economically priced, water-resistant handheld tester for electrical conductivity and TDS, featuring four built-in modes (μS, mS, ppm...