{"title":"Maintenance\/Testing","description":"","products":[{"product_id":"hygger-auto-aquarium-gravel-cleaner","title":"Hygger Auto Aquarium Gravel Cleaner","description":"\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eAquarium gravel cleaning\u003c\/h3\u003e\n\u003cp\u003eYou can use this hygger 966 fish tank cleaner to suck away aquarium dirty water and move the gravel tube to clean the gravel, or install the duck-billed suction head to clean fish tank feces.\u003c\/p\u003e\n\u003ch3\u003eNot electric \u0026amp; Change water quietly\u003c\/h3\u003e\n\u003cp\u003eIt’s not electric; it only uses the water pressure and siphon to drain or fill the aquarium with fresh water. With the pressure from the water, the gravel and sand can be sucked up into the gravel tube to vacuum out the debris in the gravel. It makes the water change quickly and neatly.\u003c\/p\u003e\n\u003ch3\u003eFits on most faucets\u003c\/h3\u003e\n\u003cp\u003eIt comes with a 15\/16″, M21, 3\/4″ copper metal faucet adapter that fits on most faucets. Each pack comes with a 15\/16″ copper threaded faucet adapter (large diameter: 23.8 mm), an M21 copper threaded faucet adapter (large diameter: 21 mm), and a 3\/4″ copper threaded faucet adapter (large diameter: 26.4 mm)\u003c\/p\u003e\n\u003ch3\u003e3 Hose lengths are available\u003c\/h3\u003e\n\u003cp\u003eYou can choose the right size hose or cut it according to your aquarium’s needs. The cleaner comes with 3 hoses, 25ft, 33ft, and 49ft in length for various aquariums.\u003c\/p\u003e\n\u003ch3\u003eDurable \u0026amp; flexible\u003c\/h3\u003e\n\u003cp\u003eThe water hose is flexible and durable, made of PVC material, and the inner diameter of the thick hose is 1\/2 inch.\u003c\/p\u003e\n\u003ch3\u003ePrevent fish from sucking\u003c\/h3\u003e\n\u003cp\u003eThere is a porous filter sheet in the gravel tube connector, so no worries for small fish sucking.\u003c\/p\u003e\n\u003ch3\u003eEasy to install\u003c\/h3\u003e\n\u003cp\u003eIt’s very easy to install; you can attach the water flow assembly and orange valve to the faucet.\u003c\/p\u003e\n\u003ch2\u003eUsage Tips\u003c\/h2\u003e\n\u003cp\u003e1. If the faucet has a sprayer or filter head, you need to unscrew that and then screw the connector onto the faucet.\u003cbr\u003e2. When draining the water from the tank, the water flow assembly valve should be open. Please close the vacuum tube valve first, after you open the faucet, then open the vacuum valve.\u003cbr\u003e3. The sinks you are using should be level with the tank or lower than it.\u003c\/p\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cp\u003e\u003cimg decoding=\"async\" class=\"alignnone wp-image-25473 size-full\" src=\"https:\/\/www.hygger-online.com\/wp-content\/uploads\/2022\/02\/hygger-966-brass-auto-aquarium-gravel-cleaning-parameters.jpg\" alt=\"hygger 966 brass Auto Aquarium Gravel Cleaning parameters\" width=\"900\" height=\"175\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1 x Flexible water hose\u003cbr\u003e1 x 12.6-inch gravel tube\u003cbr\u003e1 x Gravel tube connector\u003cbr\u003e1 x Water flow assembly\u003cbr\u003e1 x Duckbilled suction head\u003cbr\u003e1 x User manual\u003c\/p\u003e","brand":"Rays Tank","offers":[{"title":"33ft","offer_id":47841577336997,"sku":null,"price":42.99,"currency_code":"USD","in_stock":false},{"title":"49ft","offer_id":47841577369765,"sku":null,"price":51.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/HYG98048-2T.jpg?v=1779818789"},{"product_id":"fritz-a-aquarium-salt","title":"Fritz A+ Aquarium Salt","description":"\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"about\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eAbout\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"uk-visible@m\"\u003eFritz A+ Aquarium Salt\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cp\u003eFritz A+ Aquarium Salt is an all-natural salt that provides the essential electrolytes freshwater fish need for the uptake of oxygen and release of carbon dioxide and ammonia through the gills. Without electrolytes, fish might face serious health problems. Fritz A+ Aquarium Salt should only be added to reduce stress during new aquarium setup and water changes or to promote disease recovery when solving specific fish health issues. It can be also used to treat internal problems such as constipation, fluid retention and mild swim bladder disorders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"directions\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eDirections \u0026amp; Dosage\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eTo condition water for tropical community and goldfish tanks:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdd one tablespoon of Fritz A+ Aquarium Salt per 5 gallons of water. In livebearer tanks, use up to 1 tablespoon per gallon, increasing levels slowly over 3-4 days.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFor Treatment of External Parasites:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrepare a 2.5% saline bath in a quarantine tank by adding 1\/2 cup (95 g) per 1 gallon of water. Immerse fish for 15-30 minutes, removing at first signs of stress. Replace fish in freshwater.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCleaning Aquarium and Accessories:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNever use soap or disinfectants! To create a powerful, safe cleansing solution, simply dissolve 1\/3 cup of Fritz A+ Aquarium Salt in one gallon of warm water. Wipe sides of tank and soak accessories in solution.\u003cbr\u003e\u003cbr\u003eNOTE: Fritz A+ Aquarium Salt does not evaporate and is not filtered out, so it should only be added with each water change. Care should be taken when using salt with live plants, as some plants may be sensitive.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rays Tank","offers":[{"title":"2lbs","offer_id":47841631142053,"sku":null,"price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/Fritz-Aplus_Aquarium_Salt-1lb-pouch_500_542_s.png?v=1779820796"},{"product_id":"fritz-aqua-adhere-aquarium-glue-2-x-3g-tubes","title":"Fritz aqua Adhere Aquarium Glue - 2 x 3g Tubes","description":"\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"about\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eAbout\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"uk-visible@m\"\u003eaquaADHERE\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cp\u003eFritz aquaADHERE is a fast-drying cyanoacrylate adhesive gel designed to quickly and easily bond items in your aquarium for the perfect aquascape. Safely attach frags to plugs or rockwork, secure a rockscape or other decorations, or place live plants just so in your tank. Fritz aquaADHERE works well in both fresh and saltwater aquariums, even underwater! \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"directions\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eDirections \u0026amp; Dosage\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cdiv\u003eTurn off any pumps or filters near the area where you'll be working to prevent water flow from disturbing the bonding process. Trim any excess or damaged parts of the plant or coral to prepare a clean surface for attachment. This will also help ensure a better bond. Squeeze a small amount of Fritz\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eaqua\u003c\/em\u003eADHERE onto the part of the plant, coral or decorative object that you want to attach. Carefully place in the desired location within the aquarium. Hold it firmly in place for a short period (usually about 30 seconds to 1 minute) to allow the glue to set. Avoid excessive use of glue, as little can be sufficient to create a strong bond. If you need to reposition, try to do so gently and promptly. Fritz\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eaqua\u003c\/em\u003eADHERE sets quickly, so work efficiently but cautiously. Allow the glue to cure completely before turning the pumps or filters back on and introducing any fish or creatures to the area. Monitor for the first few hours to ensure it remains securely attached. \u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eWARNING: Causes skin\/respiratory irritation and serious eye irritation. KEEP OUT OF REACH OF CHILDREN. FIRST AID TREATMENT: If in eyes, rinse cautiously with water for several minutes and remove contact lenses. If irritation persists, get medical advice\/attention. \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003eCare instructions: Wipe the tip clean of any glue prior to tightening cap. Ensure the cap is tight. Store in a cool, dry location away from sunlight. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eCAUTION: KEEP OUT OF REACH OF CHILDREN, MAY BE HARMFUL IF SWALLOWED. EYE IRRITANT. \u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eIntended for aquarium use only. Follow instructions closely. Seek medical attention if product gets in eyes or mouth. \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rays Tank","offers":[{"title":"Default Title","offer_id":47841633173669,"sku":null,"price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/aquaadhere_500_542_s_eb8af92e-2df6-4403-92ae-1902f0a63b14.png?v=1779843488"},{"product_id":"fritz-fritzzyme-7-freshwater","title":"Fritz FritzZyme 7 Freshwater","description":"\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"about\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eAbout\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"uk-visible@m\"\u003eFritzZyme® 7 Freshwater\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cp\u003eFritzZyme® 7 contains live freshwater-specific strains of live nitrifying bacteria proven to reduce fish loss due to toxic levels of ammonia and nitrite. Nitrifying bacteria can take weeks to naturally establish colonies in new aquariums while ammonia and nitrite can reach lethal levels in only a few days. FritzZyme® 7 provides the proper balance of bacteria proven to rapidly seed biofilters, greatly reducing the natural cycle time allowing for safe, faster addition of livestock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFritzZyme® 7 may be added to new tanks or established systems any time the biofilter needs fortification including: after water changes, aggressive cleaning, adding new livestock, medicating or changing filter media.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy add nitrifying bacteria?\u003c\/h3\u003e\n\u003cp\u003eNitrifying bacteria can take weeks to naturally establish colonies in new aquariums while ammonia and nitrite can reach lethal levels in only a few days. FritzZyme® Live Nitrifying Bacteria provides the species of bacteria proven by professional zoos, aquariums, universities, and aquaculture facilities to rapidly seed biofilters. FritzZyme® quickly removes toxic ammonia and nitrite in existing systems and greatly reduces cycle time allowing for safe, immediate addition of livestock in new systems. FritzZyme* Nitrifying bacteria may also be added any time the bio-filter needs fortification including after water changes, aggressive cleaning, adding new livestock, medicating, or changing filter media.\u003c\/p\u003e\n\u003ch3\u003eLive, Viable Product\u003c\/h3\u003e\n\u003cp\u003eUnlike some heterotrophic bacteria, which can survive in a long-term spore state, only true nitrifying bacteria can cycle an aquarium. True nitrifying bacteria are fragile and temperature-sensitive, which is difficult to produce and package. FritzZyme® 7 is buffered for long-term stability without the need for refrigeration.\u003c\/p\u003e\n\u003ch3\u003eYears of Proven Success\u003c\/h3\u003e\n\u003cp\u003eFritz Aquatics has been continuously producing the highest quality, viable, nitrifying bacteria for over 40 years and was the first company to commercially produce nitrifying bacteria for the aquarium industry. Fritz Aquatics has remained a leader in the industry with continuous research, production, and development. There are very few producers of true live nitrifying bacteria, none of which can match the experience and success of FritzZyme®. \u003c\/p\u003e\n\u003cp\u003eNeed help? Try our \u003ca href=\"https:\/\/fritzaquatics.com\/resources\/articles\/fritzzyme-user-guide-fw\"\u003eFritzZyme user guide\u003c\/a\u003e!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"uk-card uk-card-large uk-card-default uk-margin-large-top uk-border-top-large-teal uk-box-shadow-small\" id=\"directions\"\u003e\n\u003cdiv class=\"uk-card-body\"\u003e\n\u003ch2 class=\"uk-heading-body tm-product-accordion-heading\"\u003eDirections \u0026amp; Dosage\u003c\/h2\u003e\n\u003cdiv class=\"tm-product-accordion-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eFor new systems, dose 4 oz (119 mL \/ ½ cup) per 10 US gallons (38 L). For established systems, use 1 oz (30 mL) per 10 US gallons (38 L).\u003c\/strong\u003e For a large livestock system or systems with heavy bioload, new system dosage may be safely increased up to 10x.\u003c\/p\u003e\n\u003cp\u003eNeed help? Try our \u003ca href=\"https:\/\/fritzaquatics.com\/resources\/articles\/fritzzyme-user-guide-fw\"\u003eFritzZyme user guide\u003c\/a\u003e!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor best results, maintain ideal water parameters noted below and use FritzZyme® 7 before the expiration date on the package\u003c\/li\u003e\n\u003cli\u003eAll chlorine and chloramines must be removed from water before adding FritzZyme® 7\u003c\/li\u003e\n\u003cli\u003eNitrifying bacteria require ammonia and nitrite to survive; in new systems introduce livestock or another ammonia source like\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/fritzaquatics.com\/products\/fishless-fuel\"\u003eFishless Fuel\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eto start cycling\u003c\/li\u003e\n\u003cli\u003eMaintain adequate water flow or aeration\u003c\/li\u003e\n\u003cli\u003eDiscontinue use of skimmer and UV sterilizers for at least 5 days after application\u003c\/li\u003e\n\u003cli\u003eNo contraindications: can be used with all of our other products and meds\u003c\/li\u003e\n\u003cli\u003eSafe for use with all species, including plants and invertebrates\u003c\/li\u003e\n\u003cli\u003eSafe to add directly into a tank with livestock present\u003c\/li\u003e\n\u003cli\u003eWill not color or cloud aquarium water\u003c\/li\u003e\n\u003cli\u003eVariations of odor and color between bottles is normal, a strong sulfur smell does not mean the bacteria are dead\u003c\/li\u003e\n\u003cli\u003eDo not freeze or overheat. Store in a cool, dark place\u003c\/li\u003e\n\u003cli\u003eOverdosed? Live nitrifying bacteria are very safe even if overdosed. Observe for any distress, perform small water changes if necessary\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cu\u003eIdeal parameters for FritzZyme® 7 nitrifying bacteria:\u003c\/u\u003e\u003cbr\u003eTemperature: 77-86 F (25-30 C)\u003cbr\u003epH: 7.3-8.0; nitrification is completely inhibited below pH 6.0\u003cbr\u003eSalinity: 0 - 6 ppt (1.000 to 1.0045 sg); active up to 15 ppt (1.011 sg) \u003cbr\u003eAlkalinity (KH): minimum 4.5 dKH or 80.5 ppm KH\u003cbr\u003ePhosphate: above 0 ppm\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rays Tank","offers":[{"title":"8oz","offer_id":47841638449317,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true},{"title":"16oz","offer_id":47841638482085,"sku":null,"price":12.99,"currency_code":"USD","in_stock":true},{"title":"32oz","offer_id":47841638514853,"sku":null,"price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/FritzZyme-7_8oz.png?v=1781630357"},{"product_id":"api-freshwater-master-test-kit","title":"API Freshwater Master Test Kit","description":"\u003cp\u003eMost water problems are invisible to the eye. Quickly measure and modify the six aquarium levels that are most important to the health of your freshwater fish with the API FRESHWATER MASTER TEST KIT. To stay healthy and thrive, fish need properly balanced levels of ammonia, pH, high range pH, nitrite and nitrate. These levels can change rapidly and create harmful conditions when fish waste, uneaten food or other organic matter accumulate, or when untreated water is added. If left uncorrected, all of these can be harmful or even fatal to fish, with consequences such as reduction of oxygen, increase in stress and higher risk of disease. The API FRESHWATER MASTER TEST KIT measures these six parameters with scientific accuracy and provides professional results. It comes with four test tubes, a holding tray and computer calibrated, laminated color card. Just fill the test tubes, add the test drops and compare results to the color card. Then follow the recommendations on the card if action is required.\u003c\/p\u003e\n\u003cp\u003eWith API aquarium products, it’s easy to keep a beautiful saltwater, freshwater or reef aquarium. For almost 60 years API has developed premium solutions with proven and effective results for your family and ours. API offers a range of testing kits, water conditioners, and nutritionally superior food, because we’re dedicated to making a better underwater world. They work to provide a safe, hospitable environment for fish such as tropical community fish, cichlids, goldfish and more. At API, we understand the rewards and relaxation of fishkeeping because we have a passion for fish too.\u003c\/p\u003e","brand":"Rays Tank","offers":[{"title":"Default Title","offer_id":47841647034533,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/p-unhV4z-c6f6686bf162f90cf89622327f6d6a40b08939d7_png.png?v=1779820210"},{"product_id":"api-stress-coat","title":"API Stress Coat","description":"\u003cp\u003e\u003cspan\u003eTreat your tap water, and provide a safe environment for freshwater fish instantly and easily with API STRESS COAT Freshwater Aquarium Water Conditioner. Tap water contains chlorine, chloramines and ammonia which can cause gill and tissue damage, breathing difficulty, stress and death. API STRESS COAT Aquarium Water Conditioner works instantly as a water conditioner to remove chlorine and chloramines from tap water and neutralize heavy metals. API STRESS COAT Freshwater Aquarium Water Conditioner Treatment contains aloe vera to protect the fish's skin. Proven to reduce fish stress, which can result from changing water, poor water quality and handling fish. This conditioner replaces the natural secretion of slime that is interrupted by handling, shipping, fish fighting, or other forms of stress and helps heal torn fins and skin wounds while promoting tissue regeneration. API STRESS COAT is recommended by professional fish handlers. With API aquarium products, it’s easy to keep a beautiful saltwater, freshwater or reef aquarium. For over 60 years API has developed premium solutions with proven and effective results for your family and ours. API offers a range of testing kits, water conditioners, and nutritionally superior food, because we’re dedicated to making a better underwater world. They work to provide a safe, hospitable environment for fish such as tropical community fish, cichlids, goldfish and more.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDirections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse when setting up an aquarium, adding or changing water, when adding new fish, or when fish require skin rejuvenation. Add 5 ml per 10 gallons of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins. Use STRESS COAT together with API STRESS ZYME to assure good water quality and a healthy, clean aquatic environment.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rays Tank","offers":[{"title":"4oz","offer_id":47841654276261,"sku":null,"price":5.99,"currency_code":"USD","in_stock":false},{"title":"8oz","offer_id":47841654309029,"sku":null,"price":9.49,"currency_code":"USD","in_stock":false},{"title":"16oz","offer_id":47841654341797,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/atxiel5mmn8r6tqhdcow_png.webp?v=1779820536"},{"product_id":"api-test-kit-ammonia-for-freshwater-saltwater","title":"API Test Kit Ammonia for Freshwater \u0026 Saltwater","description":"\u003cp\u003e\u003cstrong\u003eDirections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFill a clean test tube with 5 ml of water to be tested, or to the line on the tube. Add 8 drops from ammonia test solution bottle #1, holding the dropper bottle upside down in a completely vertical position to assure uniform drops. Next, add 8 drops from ammonia test solution bottle #2, holding the bottle the same way as bottle #1. Cap the test tube and shake vigorously for 5 seconds, then wait an additional 5 minutes for color to develop. Read the test results by comparing the color of the solution to the appropriate ammonia color card (either freshwater or saltwater). The tube should be viewed in a well-lit area against the white of the card. The closest match indicates the level of ammonia in the water sample. Rinse the test tube with clean water after use. Do not pour test tube contents back into aquarium or pond.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rays Tank","offers":[{"title":"Default Title","offer_id":47841655685285,"sku":null,"price":16.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/90fb359dfcddfad88c495901aa224b002d7b437e_png.webp?v=1779820612"},{"product_id":"api-test-kit-low-range-ph-for-freshwater","title":"API Test Kit Low Range pH for Freshwater","description":"\u003cp\u003e\u003cspan\u003epH should be tested weekly, since natural materials in the aquarium (such as fish waste and uneaten food) can cause pH changes. When keeping livebearers, goldfish, African Cichlids, marine fish, or invertebrates, use the API HIGH RANGE pH TEST KIT.\u003c\/span\u003e\u003c\/p\u003e","brand":"Rays Tank","offers":[{"title":"Default Title","offer_id":47841655881893,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/fb04f121b13086529fbb3ed3667a065567dd23fc_png.webp?v=1779820616"},{"product_id":"api-test-kit-nitrate-for-freshwater-saltwater","title":"API Test Kit Nitrate for Freshwater\/Saltwater","description":"\u003cp\u003e\u003cspan\u003eNitrate is produced in the aquarium by the biological filter. Beneficial bacteria in the biological filter convert toxic ammonia and nitrite into nitrate. A high nitrate level indicates a build-up of fish waste and organic compounds, resulting in poor water quality and contributing to the likelihood of fish disease. Maintaining a low nitrate level improves the health of fish and invertebrates. Excessive nitrate also provides a nitrogen source that can stimulate algal blooms. Aquarium water should be tested for nitrate once a week to ensure the nitrate does not reach an undesirable level. 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Each shell oxygenates, aerates and neutralizes harmful acids in your aquarium water and provides invertebrates with an easily available source of calcium for healthy shell growth. Molded like a scallop shell, Wonder Shell’s decorative shape fits right in with the rest of your aquarium’s décor.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Rays Tank","offers":[{"title":"Giant","offer_id":47899246330021,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":47899246362789,"sku":null,"price":3.99,"currency_code":"USD","in_stock":true},{"title":"Small 3pk","offer_id":47899246395557,"sku":null,"price":4.49,"currency_code":"USD","in_stock":true},{"title":"Super","offer_id":47899246428325,"sku":null,"price":4.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7551\/4533\/files\/WE84000-1.jpg?v=1781042329"}],"url":"https:\/\/www.raystankusa.com\/collections\/maintenance.oembed","provider":"Rays Tank","version":"1.0","type":"link"}