Bluelab Nutrient Probe Care Kit Conductivity Power Si Mother Earth Coco is pre-buffered

Mother Earth Coco is pre-buffered and pH adjusted to neutral at 6

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Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw

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Bluelab Nutrient Probe Care Kit Conductivity Power Si Mother Earth Coco is pre-bufferedThe instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. If the probe is contaminated or dirty, it affects the accuracy of the reading displayed. Conductivity kit contents: instructions, 500ml 2. 77 EC solution, plastic cup, conductivity probe cleaner and chamois (probe cleaning instrument).