Quick Calibration Solution for GroLine pH and EC Meters Size:230 mL Great as Zinc Supplement for

Great as Zinc Supplement for Plants

Use a ruler or auger to make a hole in the soil

two types of fungi and a high percentage of sugars

This keeps the testing depth consistent

squash and peppers will need 2 paks

Quick Calibration Solution for GroLine pH and EC Meters Size:230 mL Great as Zinc Supplement forHI5036 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