AI58010 – GroStar GS1-E replacement pH electrode
• Replacement GS1 probe measures pH and temperature
• 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
Digital results from 3.5 to 9.0. Instructions and plant pH preference list included.
$15.80
Digital results from 0 to 9.9. Printed instructions and extensive plant list.
$14.94
HM-500 Replacement pH probe2 Meter / 80 inch cable lengthIncludes pH storage solution, 6-month warranty
$41.51
Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, ...
$53.00
