Seachem Purigen for Freshwater & Saltwater

[bruindave]

Hey Everyone,

I thought I'd share that this stuff is on sale, but at the same time is it a good product for salt water aquariums?
http://www.amazon.com/gp/product/B0002A5VK2/?tag=slickdeals&ascsubtag=e42bb7e40d6d11e692800a5bf7764e230INT