GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.) pH 7 buffer lab-grade pH 4

lab-grade pH 4

1 Non-Slip Rubber Base Ring — keeps your unit stable on any surface

Barcode: 617629781809

Barcode: 810666009534

sparkling glassware and dishes

GroLine pH 4.01 Buffer Sachets, 20 mL (25 pcs.) pH 7 buffer lab-grade pH 4HI70004G 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!