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Rose gardeners know that their prize-winning blooms deserve more than an all-purpose fertilizer
Pre-wired means it works as soon as you take it out of the box
Can be used safely within a week until harvest
EYE HORTILUX Double Ended (DE) High-Pressure Sodium grow lamps offer a reliable light source capable of producing consistently high yields through many growth cycles
Digital Glass Body pH Electrode for General Purpose nutrients-and-supplements Rose gardeners know that theirThe HI11310 is a combination, glass, refillable pH electrode with a built in temperature sensor. This probe features a 3. 5 mm connector designed exclusively to be used with Hanna Instruments edge Tablet Meters. Stores its calibration data making it easy to change our smart electrodes or adjust for different samples. Built in temperature sensor for temperature compensated measurements in a single probe. Great for general purpose laboratory use.