GroLine Electrode Storage Solution (500 mL) Garden Tools Spray foliage focusing on underside

Spray foliage focusing on underside of plant leaves

No more clogged air stones or algae ridden knots of air tubing

rake or mix seed and inoculum into the top 1 inch of soil

Stand out in a crowd with WOW's  adjustable trucker cap features the WOW logo on front panel of cap

depending on size

GroLine Electrode Storage Solution (500 mL) Garden Tools Spray foliage focusing on undersideHI70300 050 is a GroLine storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. It is necessary to store a pH electrode in a solution in order to keep the glass membrane of the pH electrode hydrated. Ideally a storage solution should be used; never store an electrode in distilled or deionized water. The GroLine storage solution is specifically formulated to minimize