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GroStar™ GS3-E Conductivity Electrode
The GroStar™ GS3-E EC Electrode is a high-performance replacement electrode designed for use with the GroStar™ GS3 Pen Tester. It is also compatible with the Gr..
GroStar™ GS4-E pH/Conductivity Electrode
The GroStar™ GS4-E Electrode is a high-performance replacement electrode for the GroStar™ GS4 pH/Conductivity Pen Tester. This versatile electrode measures pH, ..
GroStar™ GS1-E pH Electrode
The GroStar™ GS1-E pH Electrode is a high-performance replacement electrode designed for use with the GroStar™ GS1 Pen Tester. It is also compatible with the Gr..
GroStar™ GS2-E Spear pH Electrode
The GroStar™ GS2-E Spear pH Electrode is a durable and high-performance replacement electrode designed for the GroStar™ GS2 pH Pen Tester. It is also compatible..
