Pay in 4 interest-free payments of $23.75 Learn more
Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
This controller is easy to use and versatile too
Rich in phosphorus and potassium (2-6-6) for bloom support
Quantity: 4PCS per set
HM Digital Hydromaster Portable - pH/TDS/EC/Temp: HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp meter (Item Number HM-HM-500)
Pharmaceutical Applications
HM Digital Pro Series Pen style TDS/EC/Temp meter spl-athena This controller is easy toDescription COM 100: Waterproof Professional Series EC TDS Meter The COM 100 is a professional grade level EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment and more. Features Measures electrical conductivity (EC), total dissolved solids (TDS),
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