GroLine 5000 uS/cm Conductivity Standard Sachets, 20 mL (10 -Packs) aquarium TDS meter renewable cloth junction

renewable cloth junction

spot-free dishes

foam lined case designed for light-weight carry with a sleek

Why Calibrate with 1382 ppm

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GroLine 5000 uS/cm Conductivity Standard Sachets, 20 mL (10 -Packs) aquarium TDS meter renewable cloth junctionHI70039 10 packs is a high quality 5000 uS cm conductivity standard 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