Hanna HI7031L Conductivity 1413 Buffer Solution 500ml Rooting Hormone Waste to purified water ratio:

Waste to purified water ratio: 2:1 or 1:

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Hanna HI7031L Conductivity 1413 Buffer Solution 500ml Rooting Hormone Waste to purified water ratio:Hanna HI7031L Conductivity Buffer Solution HI7031L is a 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. Hanna's line of conductivity standards have been specially formulated to have an expiration of 5