Hanna Gro Line Quick Cal Check Plant Defenders REZIN is a plant enhancing

REZIN is a plant enhancing fertilizer additive designed to increase flower size while enhancing flavour and aroma

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Hanna Gro Line Quick Cal Check Plant Defenders REZIN is a plant enhancingHI5036 050 is a quick calibration solution for use with Hannas GroLine pH and or EC TDS meters. Using the Quick Cal function, found in compatible meters, allows for a single point calibration for pH and or conductivity sensors. Each bottle has the lot number and expiration date. Hannas line of calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle. The HI5036 050 is for