Hanna Instruments 1413 μS/cm Conductivity Standard 500mL HI7031L sponge white-space: nowrap

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including ebb and flow tables and systems that use grow cups to support plants

long term benefits

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Hanna Instruments 1413 μS/cm Conductivity Standard 500mL HI7031L sponge white-space: nowrapTemperature chart of the actual S cm value at various temperatures printed on each bottle Air tight bottle with tamper proof seal to ensure quality Premium quality 1,413 S cm conductivity standard that is prepared against a NIST traceable potassium chloride solution. Hanna conductivity solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper proof seal to ensure the quality of the solution. Hannas