In days gone by, I used a potassium permanganate FW dip. It was very effective. Can't give you the formula right now as it was a long time ago.
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In days gone by, I used a potassium permanganate FW dip. It was very effective. Can't give you the formula right now as it was a long time ago.
Larry
INSTAR
CEO, Biologist
"Heck, the water is clear, must be good"
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