<a href=showthread.php?s=&postid=12523294#post12523294 target=_blank>Originally posted</a> by poopsko24
superior in what way? no way to test for cupamine. that bogus test kit they sell has soooooo many problems. i have never got an accurate result w/ it. i have never had any bad side effects w/ coppersafe, and the salifert test kit reads dead on with what mardel's dosing instructions say for dosage.