Apera GroStar GS4-E replacement pH/EC combo electrode

AI58040 - GroStar GS4-E replacement pH/EC combo electrode

• Measures pH, conductivity (EC and PPM) and temperature
• Combo probe built with lithium glass membrane and titanium alloy to ensure high accuracy and durability
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• double junction structure uses blue gel electrolyte without the air bubble
• 1-year warranty