and superior rigidity
* Large square foot coverage and application
Do not reuse the vacuum bag after use with raw meat
- Flora Pipe Fitting (t 1'')
TDS 0 – 999 : 1ppm / 1000 – 9990: 10 ppm
HM Digital Waterproof Professional Series pH/EC/TDS/Temp Meter storage bag and superior rigidityCOM 300L: Waterproof Professional Series pH EC TDS Temp Meter The COM 300L is a professional grade level pH EC TDS Temp meter ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. Features Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total