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Heating function is indicated by a control lamp
The Nano-Ceramic beads in the Anaerobic-Blocks are specially treated with our proprietary technology
2327 thermo filter & 2329 thermo filter
The screen also features clear
Instruction manual
Hanna Marine Waterproof Salinity Tester Sicce Heating function is indicated byHanna marine waterproof salinity tester (HI 98319) Hanna Waterproof salinity tester is a more accurate alternative to refractometers, this tester uses conductivity to determine salinity levels of natural and artificial seawater. Salinity results are displayed in either parts per thousand (ppt), Practical Salinity Units (PSU), or Specific Gravity (SG). This marine salinity tester is supplied complete with batteries and solutions allowing you to start