Sale!
NEW GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.)
Original price was: $36.80.$20.68Current price is: $20.68.
Description
HI70004G 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!

