{"product_id":"seachem-clarity","title":"Seachem Clarity","description":"\u003cp\u003e\u003cstrong\u003eClears every kind of cloudy water, usually inside two hours.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSeachem Clarity is a water clarifier for freshwater, marine and reef aquariums. It carries a precipitating agent and an advanced polymeric flocculant in the same bottle, so it handles particulate haze, bacterial blooms and algal blooms alike. The rate is 5 mL per 80 L. It is reef safe and plant safe when used as directed, and it needs working mechanical filtration to do anything at all.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo agents, one bottle\u003c\/strong\u003e — precipitating and flocculating chemistry together, which is why it copes with bacterial and algal clouding as well as ordinary dust and grit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClears in 1–2 hours\u003c\/strong\u003e — you can dose it before dinner and have a clear tank by the end of the evening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReef and plant safe as directed\u003c\/strong\u003e — the polymer does not strip soluble nutrients or trace minerals, so dosing schedules and fertiliser routines are unaffected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeatable every 24 hours\u003c\/strong\u003e — stubborn blooms can take more than one dose without a waiting period between them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks in fresh and salt\u003c\/strong\u003e — one product for the whole fishroom.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree sizes\u003c\/strong\u003e — 100 mL, 250 mL and 500 mL, covering a single tank through to a multi-tank rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrom 1c per litre\u003c\/strong\u003e — dosed at the label rate, the 100 mL bottle works out to about 1c per litre treated; the 250 mL and 500 mL bottles drop to under 1c per litre.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it works, and what you will see\u003c\/h3\u003e\n\u003cp\u003eSeachem Clarity binds microscopic suspended particles into larger clumps that mechanical media can finally catch. The particles are not destroyed — they are made big enough to be filtered out. That distinction matters, because without fine mechanical media in the flow path there is nothing to catch them and the tank will not clear.\u003c\/p\u003e\n\u003cp\u003eExpect the water to look worse before it looks better. A short-lived increase in cloudiness immediately after dosing is the flocculant doing its job.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTime after dosing\u003c\/th\u003e\n\u003cth\u003eWhat you should see\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eImmediately\u003c\/th\u003e\n\u003ctd\u003eWater looks cloudier. Normal — particles are binding together.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e15–60 minutes\u003c\/th\u003e\n\u003ctd\u003eVisible clumps forming and being drawn towards the filter intake.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e1–2 hours\u003c\/th\u003e\n\u003ctd\u003eRapid clearing. Most tanks are done by this point.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e24 hours\u003c\/th\u003e\n\u003ctd\u003eIf haze remains, a second dose can be added.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDosage and directions\u003c\/h3\u003e\n\u003cp\u003eDose 1 capful (5 mL) per 80 L of aquarium water. Add it near the filter intake so it reaches the mechanical media quickly. Repeat every 24 hours if needed.\u003c\/p\u003e\n\u003cp\u003eFine filter floss is the right media for this. A coarse sponge will let most of the clumps straight through. Check the floss once the tank clears — it may need rinsing or replacing more than once while the clumps are loading it up.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eTank volume\u003c\/th\u003e\n\u003cth\u003eDose\u003c\/th\u003e\n\u003cth\u003eDoses from 100 mL\u003c\/th\u003e\n\u003cth\u003eFrom 250 mL\u003c\/th\u003e\n\u003cth\u003eFrom 500 mL\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e40 L\u003c\/th\u003e\n\u003ctd\u003e2.5 mL\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e80 L\u003c\/th\u003e\n\u003ctd\u003e5 mL\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e200 L\u003c\/th\u003e\n\u003ctd\u003e12.5 mL\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e400 L\u003c\/th\u003e\n\u003ctd\u003e25 mL\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e800 L\u003c\/th\u003e\n\u003ctd\u003e50 mL\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIn very soft, lightly buffered water, Seachem advises starting at a quarter to a half dose and watching the effect on pH before going to the full rate.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSeachem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eWater clarifier — combined precipitant and polymeric flocculant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater type\u003c\/th\u003e\n\u003ctd\u003eFreshwater, marine and reef\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDose rate\u003c\/th\u003e\n\u003ctd\u003e5 mL (1 capful) per 80 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRepeat interval\u003c\/th\u003e\n\u003ctd\u003eEvery 24 hours as needed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTime to clear\u003c\/th\u003e\n\u003ctd\u003eTypically 1–2 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReef safe\u003c\/th\u003e\n\u003ctd\u003eYes, used as directed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlant safe\u003c\/th\u003e\n\u003ctd\u003eYes, used as directed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRemoves soluble nutrients or trace elements\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRequires mechanical filtration\u003c\/th\u003e\n\u003ctd\u003eYes — fine filter floss recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSizes stocked\u003c\/th\u003e\n\u003ctd\u003e100 mL, 250 mL, 500 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWater treated per bottle\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eCapfuls per bottle\u003c\/th\u003e\n\u003cth\u003eTotal water dosed per bottle\u003c\/th\u003e\n\u003cth\u003eCost per litre\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e100 mL\u003c\/th\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e1,600 L\u003c\/td\u003e\n\u003ctd\u003e1c per litre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e250 mL\u003c\/th\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003ctd\u003e4,000 L\u003c\/td\u003e\n\u003ctd\u003eUnder 1c per litre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e500 mL\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e8,000 L\u003c\/td\u003e\n\u003ctd\u003eUnder 1c per litre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhich size do I need?\u003c\/h3\u003e\n\u003cp\u003eSeachem Clarity is an occasional-use product for most people, so buy for the number of events rather than the year. A 100 mL bottle gives a 200 L tank eight full doses, which is several separate clouding episodes with repeats.\u003c\/p\u003e\n\u003cp\u003eThe 250 mL and 500 mL bottles make sense if you run multiple tanks, keep sand you disturb regularly, or set up new tanks often enough to meet the two-week bacterial bloom on a schedule. There is also a \u003ca href=\"\/products\/seachem-clarity-bonus-rhino-30-bonus-325-ml\"\u003e325 mL bonus bottle\u003c\/a\u003e that carries 30% more than the standard 250 mL fill when it is in stock.\u003c\/p\u003e\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSuitable for\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNew-tank bacterial blooms — the milky haze of the first fortnight\u003c\/li\u003e\n\u003cli\u003eFine dust after adding or disturbing sand and substrate\u003c\/li\u003e\n\u003cli\u003eGreen water and other free-floating algal blooms\u003c\/li\u003e\n\u003cli\u003eDebris and grit after a rescape or a heavy gravel vacuum\u003c\/li\u003e\n\u003cli\u003eReef tanks, planted tanks and freshwater community tanks alike\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTanks with no mechanical filtration running — nothing will collect the clumps\u003c\/li\u003e\n\u003cli\u003eYellow or tea-coloured water from dissolved organics or tannins — that is a job for \u003ca href=\"\/products\/seachem-purigen\"\u003ePurigen\u003c\/a\u003e or \u003ca href=\"\/products\/seachem-matrixcarbon\"\u003eMatrixCarbon\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eFixing the cause of a bloom — Clarity clears the symptom, not the nutrient, light or maturity problem behind it\u003c\/li\u003e\n\u003cli\u003eCoarse sponge-only filtration, which lets most of the clumps pass\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSafety and handling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKeep out of reach of children and away from food.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the stated dose; more flocculant does not clear water faster and loads the filter harder.\u003c\/li\u003e\n\u003cli\u003eWatch the filter after dosing — heavily loaded floss can restrict flow.\u003c\/li\u003e\n\u003cli\u003eStore sealed and out of direct sunlight.\u003c\/li\u003e\n\u003cli\u003eSeachem publishes a Safety Data Sheet for this product at sds.seachem.com.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGoes well with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-purigen\"\u003eSeachem Purigen\u003c\/a\u003e — for the dissolved organics and yellowing that a clarifier cannot touch\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-matrixcarbon\"\u003eSeachem MatrixCarbon\u003c\/a\u003e — chemical polish alongside the mechanical clearing\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-the-bag-13-x-25cm\"\u003eSeachem The Bag\u003c\/a\u003e — holds media in the flow path where the clumps travel\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-stability\"\u003eSeachem Stability\u003c\/a\u003e — for the underlying cause when the haze is a new-tank bacterial bloom\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-prime\"\u003eSeachem Prime\u003c\/a\u003e — the conditioner for the water change that usually follows\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/seachem-clarity-bonus-rhino-30-bonus-325-ml\"\u003eSeachem Clarity 325 mL bonus bottle\u003c\/a\u003e — the same formula with 30% extra when promotional stock is available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty, delivery and Australian notes\u003c\/h3\u003e\n\u003cp\u003eThis is a consumable water treatment, so no manufacturer equipment warranty applies. Your rights under the Australian Consumer Law apply in addition to anything the manufacturer states, including the guarantees that goods are of acceptable quality and fit for the purpose described.\u003c\/p\u003e\n\u003cp\u003eAll three sizes are under one litre and ship as ordinary parcels. Bottles are supplied sealed.\u003c\/p\u003e\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eWhy did the water get cloudier after dosing Clarity?\u003c\/h4\u003e\n\u003cp\u003eThat is the product working. The flocculant binds fine suspended particles into larger clumps, and the tank looks hazier for a short period while that happens. Clearing normally follows within one to two hours.\u003c\/p\u003e\n\u003ch4\u003eDoes Clarity work without a filter?\u003c\/h4\u003e\n\u003cp\u003eNo. Clarity makes particles large enough to be caught by mechanical media, but something has to catch them. Without fine filter floss or an equivalent in the flow path, the clumps stay in the water column.\u003c\/p\u003e\n\u003ch4\u003eIs Clarity safe in a reef tank or a planted tank?\u003c\/h4\u003e\n\u003cp\u003eYes, used as directed. Seachem states the polymeric flocculant is both reef safe and plant safe, and that it does not remove soluble nutrients or trace minerals, so fertiliser and supplement routines are unaffected.\u003c\/p\u003e\n\u003ch4\u003eHow often can Clarity be dosed?\u003c\/h4\u003e\n\u003cp\u003eEvery 24 hours as required. Persistent bacterial blooms in a new tank can take several rounds, and the underlying cause is biofilter maturity rather than anything the clarifier can fix.\u003c\/p\u003e\n\u003ch4\u003eWill Clarity fix green water permanently?\u003c\/h4\u003e\n\u003cp\u003eIt will clear the green tint by clumping the free-floating algae for the filter to remove, but the bloom returns if the light and nutrient conditions that caused it are unchanged. Treat it as a reset, not a cure.\u003c\/p\u003e\n\u003ch4\u003eCan Clarity be used in very soft water?\u003c\/h4\u003e\n\u003cp\u003eYes, with care. Seachem recommends starting at a quarter to a half dose in soft, lightly buffered water and observing the effect on pH before moving to the full rate.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"100 mL","offer_id":55244169642275,"sku":null,"price":16.95,"currency_code":"AUD","in_stock":true},{"title":"250 mL","offer_id":55244169675043,"sku":null,"price":32.95,"currency_code":"AUD","in_stock":true},{"title":"500 mL","offer_id":55244169707811,"sku":null,"price":61.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/0146-clarity-250-ml_74c97a62-267d-40bf-8b07-834d9886b282.png?v=1782710660","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/seachem-clarity","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}