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If you’re looking for Copper Sulfate – for say, an etching project your hardware store will have “Root Kill” at one tenth the price.
Jake.
they don’t sell DMSO. how can i do my part behind the lines now?
http://www.unitednuclear.com/chem.htm
they have both Copper Sulfate and DMSO
Hmmm. I what can one do with DMSO?