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9 °C TO 50 °C (15
non-abrasive mesh gently protects stems
The 12 in spacing and 0
How to Use the Bluelab pH Pen in Soil & Hydroponics
Materials: Food-Grade Nylon
Hanna Quick Calibration Solution (HI9828-25) | 16 oz ecoplus 9 °C TO 50 °CHanna Quick Calibration Solution for pH & Conductivity This 16 oz quick calibration solution streamlines single point pH and EC setup so your portable multiparameter meter reads accurately, fast. Its leak proof bottle rides securely in your meter case for clean, no mess calibration on the go. Field Ready HI9828 25 for Hydroponic Water Testing Ideal for growers, this solution simplifies routine reservoir checks and system maintenance by standardizing
US$ 18.99
US$ 178.00
US$ 45.99
