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#741612 ARCS Stage 2 Replacement Heavy Metal Reduction Cartridge to remove heavy metals
For calibration of pH meters at pH 4
Mag Drive 250 & 350
000 Stems depending on deployment
The most common reasons for pH meter error is dry storage of the electrode and electrode contamination
House & Garden Roots® Excelurator Gold Size:House and Garden Roots Excelurator Gold 1 Liter (6/Cs) #741612 ARCS Stage 2 ReplacementHouse & Garden Roots Excelurator Gold is for soil, coco and peat applications. The world famous Roots Excelurator with its well kept secret formula, is used for cuttings, seedlings and plants in the vegetative and early flowering stages.
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