Quick Calibration Solution for GroLine pH and EC Meters Size:500 mL 89 OZ per GAL of

89 OZ per GAL of concentrate (67 grams per liter)

Plant Stake Labels 6" Pack of 50

Includes raised platform insert and capillary matting allowing plants to self water for up to 14 days (subject to climate conditions)

before roots have emerged or fully developed

this compact EC tester for soil has an easy-to-view LCD

Quick Calibration Solution for GroLine pH and EC Meters Size:500 mL 89 OZ per GAL ofHI5036 023 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 023 is for