where can i buy Potassium nitrate?

bylerfamily8 years ago
You can buy it at lowes as grants stump remover.Or just make it.
goodfeller27 years ago
You can go to lowes or homedepot but lowes is more likley to have spectracide stump remover or grants but grants is a little more pure potassium nitrate but either one has pretty pure potassium nitrate