Hanna Instruments GroLine Storage Solution, 230mL Container Size:230 mL and these are suitable for

and these are suitable for saltwater operation

Replacement parts typically will be sent out from manufacturer in the case that the product malfunctions

Grow B is diverse in its makeup in that is also provides sources of potassium

Material: Dow FINGERPRINT premium grade

For heavy infestation - 2oz per gal (60mL) - Broad

Hanna Instruments GroLine Storage Solution, 230mL Container Size:230 mL and these are suitable forThe GroLine storage solution is 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 microbial growth