Oakton 1413 microsiemens/cm Conductivity Standard Solution, 500 ml pest-and-disease-control Peat moss and coconut fiber

Peat moss and coconut fiber retain water and nutrients for optimal plant growth

This distinction makes the NextLight Mega one of the most efficient and longest lasting flowering grow lights on the market

Reclosable bag for easy storage

reliability

a smooth lining on the interior to avoid chafing

Oakton 1413 microsiemens/cm Conductivity Standard Solution, 500 ml pest-and-disease-control Peat moss and coconut fiberStandards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corrections are printed on the bottle, with the certified values listed in the tables, accurate to within 0. 5% and are referenced to 25C.