Apera Instruments AI1010 GroStar Series GS1 pH Pen Tester Kit with Replaceable Double-Junction pH Probe for Hydroponics Water Quality Testing, Gen II
Apera Instruments GroStar GS1-P pH/ORP Pen Tester Kit (Gen II) is a lab-grade pH meter kit designed specifically for growers to easily manage crop success, featuring a durable and accurate replaceable sensor and a grower-friendly workflow along with other intelligent functions and features that help reduce the guesswork and give you the confidence in every measurement.
Lab-grade instrument designed specifically to meet growers' needs and habits
- Measures pH, ORP (redox), and temperature with premium probe technologies, ensuring high accuracy and durability with minimal maintenance
- Grower-friendly calibration workflow on an HD backlit screen allows you to finish 2-point calibration within a minute
- Replaceable double-junction pH and ORP probe
- Electrode condition indicator and calibration reminder function help you perform proper maintenance in a breeze
State-of-the-art pH sensor tech
The GroStar pH probe is featured with a anti-contamination double-junction reference system and blue gel inner electrolyte along with a lithium glass membrane, allowing you to easily take accurate pH measurement in the long term.
The probe is replaceable just so you only need to replace the probe when it reaches its end of life instead of buying a whole new tester.
Main Features:
- The premium pH probe is built with a double-junction reference system and blue gel inner solution, ensuring quick and accurate pH readings along with a long service life
- Simple workflow and quick 2-point automatic calibration with electrode condition display.
- 3-Color backlit LCD screen gives you clear readings in different modes even in dark environment.
- TruRead measurement mode available for taking measurements in multiple locations and automatically displaying the average, minimum, and maximum values of all the readings.
- The probe is replaceable, so you don't have to discard the entire pen when the probe reaches its end of life.
- ORP measurement available with the installation of GS5-E ORP probe (sold separately)