Pay in 4 interest-free payments of $33.00 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Weight 37 lbs
No nutrient lockout
"acceptedAnswer": { "@type": "Answer"
10 boxes/case
display: grid
HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter spl_hi Weight 37 lbsDescription HM 100: Continuous pH EC TDS Temp Monitor The HM 100 is a pH EC TDS Temp monitor 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 Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS),
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