Quick Calibration Solution for GroLine pH and EC Meters (500 ml) Nutrients Stack helps correct minor potassium

Stack helps correct minor potassium deficiencies

250 W Multi-Volt

99% biodegradable

and 450 CFM fan with one 6" duct for outgoing air (bottom duct)

• Broad mites

Quick Calibration Solution for GroLine pH and EC Meters (500 ml) Nutrients Stack helps correct minor potassiumHI5036 050 is a quick calibration solution for use with Hanna's 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. Hanna's 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