GroLine Storage Solution Sachets, 20 mL (2 pcs.) Made in USA water filter Just set your EC parameters

Just set your EC parameters and let the Milwaukee EC Controller do the rest

✅ Automatic Temperature Compensation (ATC): 5°C to 50°C (41°F to 122°F)

Low Range TDS Measurement (0–999 ppm) — Ideal for water conditioning

Everything you need for complete water quality testing in one organized

Put the light sensor on a stable surface in the aquarium

GroLine Storage Solution Sachets, 20 mL (2 pcs.) Made in USA water filter Just set your EC parametersHI70300G is a high quality storage solution designed with hydroponics, aquaponics, and greenhouses in mind. Single use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on the go testing, fitting easily into your pocket or carrying case. Specially formulated for storing GroLine electrodes. Single use sachets for convenience. Perfect for use with GroLine testers and portable meters!