Hanna GroLine HI98331 Direct Soil EC Tester | Penetration Probe Compost Teas Disodium Ethylenediamine Tetra Acetate (EDTA)

Disodium Ethylenediamine Tetra Acetate (EDTA)

62% Two-Way Control: Adds moisture to a container that has dried out and pulls it back when the lid comes off

000 System Efficiency 165 Lm/W PPE 2

Multi functional packaging

The integrated reflectors push photons toward the canopy edges

Hanna GroLine HI98331 Direct Soil EC Tester | Penetration Probe Compost Teas Disodium Ethylenediamine Tetra Acetate (EDTA)What a Direct Soil EC Meter Saves You The old routine was a slurry. Take a sample, mix it with distilled water at a set ratio, wait, filter, then read the extract. It works, and it takes long enough that most people skip it. The HI98331 puts a stainless steel penetration probe into the substrate and reads it where it sits. Range runs 0 to 4000 uS cm, resolution 1 uS cm. One button, one point calibration, done automatically against a 1413 uS cm