1 Lb. Copper Sulfate Pentahydrate 99.9% Crystals Fine Grade
Fine grade copper sulfate crystal pentahydrate powder, 99+% pure, used for pest control, pond cleaning, fungicide, antiseptic, and wood/canvas preservation.
- The description claims it can remove old tree stumps and kill roots clogging septic tank pipes.
- The description claims it can be used to grow blue crystals.
Variants (1)
- Default Title — 10.95 USD — In stock
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