• GroStar GS1-E replacement pH electrode
  • GroStar GS3-E replacement EC electrode
  • GroStar GS4-E replacement pH/EC combo electrode
  • GroStar GS2-E replacement Soil Spear pH electrode
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Apera Instruments

GroStar Replacement Electrodes

GroStar Replacement Electrodes

$41.91
$41.91
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Apera Instruments GroStar GS1/GS2/GS3/GS4 Replacement Electrodes

  • Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
  • Low-resistance lithium glass membrane
  • Double junction structure uses blue gel electrolyte without the air bubble 
  • 1-year warranty