Hanna Instruments GroLine Quick Cal Combo Calibration Solution Container Size:20 ml - Case of 25 Unique structure provides excellent heat

Unique structure provides excellent heat dissipation

Oregonism XL is incredibly versatile and effective in soil and hydroponics

three-speed

Safe to apply on the day of harvest and as often as required throughout growth

Hanna Instruments GroLine Quick Cal Combo Calibration Solution Container Size:20 ml - Case of 25 Unique structure provides excellent heatThe Hanna Instruments GroLine quick calibration solution is 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 sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna's line of calibration solutions have been specially formulated