GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.) Cloning & Seed Starting • Accepts 50 Hz to

• Accepts 50 Hz to 60 Hz with no extra wiring needed

Features: Compact

1 X 4G Cellula Antenna

This aggressive formula contains proprietary blends of calcium and balanced levels of magnesium to ensure that plants thrive

54” Total Width 1

GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.) Cloning & Seed Starting • Accepts 50 Hz toHI70004G is a high quality pH 4. 01 calibration buffer 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. Supplied with Certificate of Analysis Single use sachets for convenience. Perfect for use with GroLine testers and portable meters!