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Maximize your lighting setup without adding more lamps or additional heat sources
first offered by Hydro-Organics in 1996
Promotes stronger & larger root systems
dynamic graphing
this thermostat controls power to the fans with separate settings for lights on and lights off temperatures
Hanna pH 4.01 Calibration Solution, 20 ml, case of 25 water-pumps-&-irrigation-supplies Maximize your lighting setup withoutHanna's Buffer solutions are made from established formulas and are standardized with a pH meter that is calibrated to NBS NIST primary standard buffer solutions. The 20 ml sachets are ideal for infrequent calibrations while for heavy duty applications, you can choose from the popular 230 ml, 1 liter, or 1 gallon containers. Now the pH 4 buffers carry lot #, expiry date as well as pH C chart on every bottle. HI 7004L C and HI 8004L C are also supplied
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