This thread which includes comments by Randy and Boomer goes into more details about the actual active ingredient in AlgaeFix Marine and what we know about it at this point.
http://www.reefcentral.com/forums/sh...x&pagenumber=1
Unfortunately the manufacturer has not responded to several requests for more information that I have made.
From this thread, Randy stated:
"According to the MSDS, and after a little redjusting for their incorrect namming, Algaefix is 4.5 weight percent of a cationic polymer
Poly[oxy-1,2-ethanediyl(dimethyliminio)-1,2-ethanediyl(dimethyliminio)-1,2-ethanediyl chloride (1:2)]
more commonly known as
Polyquaternium 42
and these other common names:
Armoblen NPX; BL 2142; Bualta; Bubond 60; Bulab 6002; Busan 1507; Busan 77; KA 1700; MBC 115; Polixetonium chloride; Poly[oxyethylene(dimethylamino)ethylene(dimethylamino)ethylene dichloride]; Polyquaternium 42; TB 66; WSCP"