✨ New Arrivals Just Dropped!Explore
Product image 1
HomeStore

Apera Instruments GroStar GS4-E Replacement pH/EC Combo Electrode

Apera Instruments GroStar GS4-E Replacement pH/EC Combo Electrode

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
$21.49

Original: $71.63

-70%
Apera Instruments GroStar GS4-E Replacement pH/EC Combo Electrode—

$71.63

$21.49

Product Information

Shipping & Returns

Description

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

You may also like

Thumbnail 1Thumbnail 2

Harvest Right Oil Filter

$39.95

Thumbnail 1

Gavita LED Rail System Hanging Bracket

$42.54

Thumbnail 1

The Original Resinator Base Model Accessories Kit

$120.00

Thumbnail 1

Harvest Right Oil Filter Replacement Cartridge, Pack of 3

$24.95

Thumbnail 1Thumbnail 2

NatureVac Foot Actuated Impulse Heat Sealer

$119.33

Thumbnail 1

Hort2O Elastic Trellis Netting

$12.91

Thumbnail 1

Hort2O Oscillating Wall Mount Fan, 16 in.

$32.05

Thumbnail 1

Earthway Nylon Bag Seeder & Spreader, 20 lbs.

$88.21

Thumbnail 1

EarthWay Precision Garden Seeder

$222.91

Thumbnail 1Thumbnail 2

Earthway Residential Broadcast Spreader, 40 lbs.

$295.97

Thumbnail 1Thumbnail 2

Iluminar iLogic PLUS RS-485 Controller

$417.91

Thumbnail 1

Gardener Select Tumbling Composter, Case of 6

$965.94