{"product_id":"boyd-chemi-pure-blue-reef-marine-media","title":"Boyd Chemi-Pure Blue — Reef \u0026 Marine Media","description":"\u003cp\u003e\u003cstrong\u003eBlue is the version built for tanks where you are trying to keep things in the water, not just take things out.\u003c\/strong\u003e Standard carbon is indiscriminate — it strips organics, and it strips trace elements alongside them. On a fish-only system nobody notices. On a reef where you are dosing to hold alkalinity, calcium, and trace metals in a narrow band, aggressive carbon quietly works against you every day.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is different about it\u003c\/h3\u003e\n\u003cp\u003eBlue uses a carbon blend selected for low phosphate leaching and paired with resins tuned for saltwater chemistry. Cheap carbon is the dirty secret of reef filtration: a lot of it leaches phosphate on its first days in the water, so the media you added to fix nutrient problems briefly causes one. Blue is formulated specifically to avoid that.\u003c\/p\u003e\n\u003cp\u003eThe second difference is selectivity. It still pulls dissolved organics, phenols, and the yellow cast that steals blue wavelengths before they reach your corals — that yellowing is a real light problem, not an aesthetic one, and it is the single most underrated reason a tank looks dimmer than the fixture spec says it should. But it does it without scrubbing the water column as hard as an unblended carbon would.\u003c\/p\u003e\n\n\u003ch3\u003eCoverage and use\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.5 oz\u003c\/strong\u003e — roughly 35 gallons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11 oz\u003c\/strong\u003e — roughly 70 gallons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Grande 44 oz\u003c\/strong\u003e — large reefs and service systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Nano packets\u003c\/strong\u003e — pre-portioned for nano and pico tanks, one packet per roughly 10 gallons. This is the format for anyone running a 5 to 20 gallon build who has been cutting larger bags open and guessing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRinse it until it runs clear, place it in real flow, replace every 4 months. If you run a skimmer, expect it to go quiet for a day or two after a fresh bag goes in — that is the carbon taking out the organics the skimmer was pulling, and it is the media working, not failing.\u003c\/p\u003e\n\n\u003ch3\u003eThe honest caveat\u003c\/h3\u003e\n\u003cp\u003eBlue does not remove phosphate. If phosphate is your actual problem — algae you cannot outrun, corals that have gone brown and stopped growing — you want \u003ca href=\"\/products\/boyd-chemi-pure-elite-carbon-resin-gfo-in-one-bag\"\u003eChemi-Pure Elite\u003c\/a\u003e, which adds the ferric oxide to bind it. Blue is for maintaining clean, clear, chemically stable reef water. It is maintenance, not rescue.\u003c\/p\u003e\n\u003cp\u003ePull it before dosing any medication or reef additive you actually want to stay in the water.\u003c\/p\u003e","brand":"Boyd Enterprises","offers":[{"title":"Blue Nano Pouch (5 packets)","offer_id":50593324073197,"sku":"BOYD-CPB-NANO-5PK","price":13.99,"currency_code":"USD","in_stock":false},{"title":"5.5 oz (treats ~35 gal)","offer_id":50593324105965,"sku":"BOYD-CPB-55OZ","price":12.99,"currency_code":"USD","in_stock":false},{"title":"11 oz (treats ~70 gal)","offer_id":50593324138733,"sku":"BOYD-CPB-11OZ","price":21.99,"currency_code":"USD","in_stock":false},{"title":"Blue Grande 44 oz","offer_id":50593324171501,"sku":"BOYD-CPB-GRANDE44","price":72.99,"currency_code":"USD","in_stock":false},{"title":"5.5 oz — Bulk 6 Pack","offer_id":50593324204269,"sku":"BOYD-CPB-55OZ-6PK","price":57.99,"currency_code":"USD","in_stock":false},{"title":"11 oz — Bulk 6 Pack","offer_id":50593324237037,"sku":"BOYD-CPB-11OZ-6PK","price":105.99,"currency_code":"USD","in_stock":false},{"title":"Blue Nano — 24-Count Counter Display","offer_id":50593324269805,"sku":"BOYD-CPB-NANO-DISP24","price":66.99,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.yocamronsaquatics.com\/products\/boyd-chemi-pure-blue-reef-marine-media","provider":"YoCamron's Aquatics","version":"1.0","type":"link"}