Replacement Electrode for OAKTON CTSTestr 5 Waterproof Pocket Tester ORP Testing Corrosion-resistant materials provide long service 11000 Select a Range:1-100 Ideal for long term Bags

Corrosion-resistant materials provide long service life in both freshwater and marine environments

The Engram is also built symmetrically so it can be worn back to front to get the longest wear possible out of this bib

Collects discrete water samples from a selected depth

hole-punched

zooplankton collections

Replacement Electrode for OAKTON CTSTestr 5 Waterproof Pocket Tester ORP Testing Corrosion resistant materials provide long service 11000 Select a Range:1 100 Ideal for long term Bags Corrosion resistant materials provide long service life in both freshwater and marine environments The Engram is also built symmetrically so it can be worn back to front to get the longest wear possible out of this bib