elimi-np

Hi everybody, I bought a bottle of Elimi-NP TM about three years ago. I used it and then I stored it, tightly closed. I now need to use it again. Is it still safe to use, or does it have an expiry date? Thank you

I've had .3 phosphates for a while now and have been using a GFO reactor in a half stocked 7 year old crashed tank I inherited 4 months ago. I'm looking for other less harsh methods of nutrient export other than GFO. I've heard about refugiums and algae scrubbers and their mixed reviews. But...