SKU: 45544916635
Ships within 48 hours · Estimated delivery Oct 23 - Oct 28
Quick Calibration Solution for GroLine pH and EC Meters (500 ml) grow media Professional growers know the ideal Professional growers know the ideal position for drying their prized harvests: Hang them vertically providing an easily utilized source of calcium Two calibration solutions for the price of one Hermetically sealed to maintain freshness
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US$ 199.95
US$ 62.37
US$ 21.04