Commercial/Industrial Usage
Proper maintenance of boilers and cooling towers includes regular testing of TDS, pH and ORP.
HM Digital manufactures three professional quality meters for these parameters, all of which are waterproof and durable.
(More information on this topic coming soon.)
Education Center
Our Education Center is your resource for all things water. This knowledge base includes numerous articles on water, water quality and water filtration.
Did You Know?
Different government agencies have different requirements for water quality. For example:
- The U.S. EPA sets the maximum contaminant level for TDS at 500 ppm.
- The World Health Organization (WHO) sets the maximum contaminant level for TDS at 1000 ppm.