Salinity Refractometer - 0 to 28% Grow Tents This feature is extensively applied

This feature is extensively applied in commercial growing (horizontal and vertical)

lighting schedules and intensity automation

5 Year Warranty: This reproduction bar comes with comprehensive warranty coverage of up to 5 years

Whether you are starting seedlings

Zenport ZJ68A Replacement V-cut top grafting blade for grafting fruit trees & vines

Salinity Refractometer - 0 to 28% Grow Tents This feature is extensively appliedMeasures salt content in sea water, pickling brines and other applications. While the scale is calibrated for sodium chloride, it can also be used for calcium chloride, barium cobalt, magnesium, cesium, potassium, sodium chloride, cupric sulfate, potassium iodide, citric acid, acetic acid and (vinegar). Place a drop or two of a sample on the prism and read the results. Sper Scientific portable refractometers work in ambient light with no battery or