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|   Hi Everyone, There seems to be two threads on this product so I have posted there as well. Thanks for the interest in the product. Cyano Starver is the first version of the product without the buffer. I changed the name to Foz Down because it also works in freshwater and ponds. I have also added a trace amount of buffer to the Foz Down. The web page for the product will be up shortly. As with all of my products, they are produced because I use them myself, found them to be effective and reef safe, so I produced them to help hobbyists. About a year ago I switched from High Capacity Granular Ferric Oxide to the chemical behind Foz Down. I was tired of the monthly expense of 3 lbs of High Capacity GFO to remove phosphate from my coral grow out system. Since I feed heavily it generates a lot of PO4. Since switching to this product I have not had to use any HC GFO. I add the Foz Down directly to the 135 gallon sump and let it settle out. I test for Phosphate using a Lamotte Smart Colorimeter. I have been doing that for over a year. Since a picture is worth a thousand words here is one of a small section of the grow out tank. I took this pic on the 28th Nov 2011. Check for yourselves how colourful the corals are in a tank with Foz Down used for a year+. Granted I use 400 watt 20k Radium bulbs and have low nitrates.  Most companies do not list ingredients for their special formulas. A couple that quickly come to mind are Kentucky Fried Chicken and Coca Cola. Numerous other foods have a listing called "spices". Cheers, Tim | 
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|  Not working for me So I have ran this for 2 days now and my Phosphates have risen daily... 0.05 t0 0.07 and then this morning to 0.10 Not sure why this would be...maybe my skimmer can't skim enough? Any tips? | 
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|   That makes no sense I use this product 20 drops makes my phosphates in 200 gallons unreadable it usually would drop from .06 to 0 for example I now do 10 drops every 2-3 days to keep it around .03 | 
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			#5  
			
			
			
			
			
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|  Back on track I spoke with Metrontech this morning. Some thoughts we had was his GFO had become exhausted and possible leaching from the rocks/sand. He added the 28 drops I recommended and the phosphate is now down to .03mg/l. Foz Down does indeed work well!! 
				__________________ www.oceanfreshaquarium.com/foz-down.html - Foz Down - an easy way to eliminate algae outbreaks caused by Phosphate and bring back the fun of reef keeping. | 
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|   Hands down,Phozdown work really well.I been using it for the past couple years with 0 issues as a daily routine through a doser will not go back to any GFO product. | 
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|   This stuff works awesome. Brought my phosphates from .4 to .02 in a week. Now just a few drops every second day to keep it steady. Works great, and way better then rowaphos, and reactors in my opinion. | 
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|   great product don't use GFO any more got it set up on my doser and I mix it with RO water only need like 3.5-4 ml of the product with 2L of RO and that lasts me a month P04 is constantly 0.01-0.03 
				__________________ Current tank---125 gallon mixed reef 60 gallon sump, Reef octopus nw200 skimmer, Rapid LEDs, Maxspec gyre, Mp10s, Fuge, Biweekly 20% WC, QT everything |