Options are after 8 minutes
The extensive range of products and sizes available in the Grodan line provides growers with more options
Underneath the designation the fill is the ordinary Integra blend of plant-based glycerin and water
That is the configuration a packaging line wants
Its printed dot reads red while there is work left
Hanna GroLine HI98331 Direct Soil EC Tester | Penetration Probe Air Filters + Odor Control Options are after 8 minutesWhat 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