{"product_id":"ati-essentials-sps-2-part","title":"ATI Essentials SPS 2-Part","description":"\u003cp\u003eATI Essentials SPS is a highly concentrated, laboratory-grade two-part system built for SPS-dominated reef tanks. ATI refined it from tens of thousands of ICP-OES analyses for skeletal growth, metabolism and strong SPS color, and it uses a purely inorganic alkalinity source to hold pH higher, which Acropora and other stony corals favor. Sold as separate #1 and #2 bottles; dose both.\u003c\/p\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher pH:\u003c\/strong\u003e Purely inorganic KH components stabilize pH at a higher level, supporting faster calcification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete element profile:\u003c\/strong\u003e Supplies the major elements (boron, bromine, calcium, fluorine, potassium, alkalinity, magnesium, sulfur, strontium) and essential trace elements (cobalt, iron, iodine, lithium, manganese, molybdenum, nickel, rubidium, selenium, vanadium, zinc).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcentrated:\u003c\/strong\u003e About 3.6 times the strength of classic Balling solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced ion chemistry:\u003c\/strong\u003e Formulated to keep a natural seawater balance and avoid ion shift.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady to dose:\u003c\/strong\u003e No mixing or heating; connect the bottles to your dosing pump.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eThe two parts\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003e#1 KH Complex\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e10,000 °dKH per liter; also contains fluorine, sulfur, iron, iodine and selenium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003e#2 Calcium Complex\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e74,000 mg calcium per liter; also contains magnesium, strontium, potassium, boron, bromine and 9 essential trace metals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eDosing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDose equal or very similar amounts of both parts spread through the day\u003c\/li\u003e\n\u003cli\u003eGuideline: 5 to 10 mL per 100 L (26 gal) per day\u003c\/li\u003e\n\u003cli\u003eBase the dose on your tank's measured daily alkalinity and calcium consumption\u003c\/li\u003e\n\u003cli\u003e#1 KH: 5 mL per 100 L covers 0.5 °dKH of daily use, 10 mL covers 1.0 °dKH\u003c\/li\u003e\n\u003cli\u003e#2 Calcium: 3.5 mL per 100 L covers 2.5 mg\/L of daily use, 7 mL covers 5.0 mg\/L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eSPS or Mixed Reef?\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:6px 10px;border:1px solid #B2EBF2;background:#E0F7FA;text-align:left;\"\u003e\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;border:1px solid #B2EBF2;background:#E0F7FA;text-align:left;\"\u003eEssentials SPS\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;border:1px solid #B2EBF2;background:#E0F7FA;text-align:left;\"\u003eEssentials Mixed Reef\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003ePrimary corals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eSPS dominated\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eSoft, LPS and mixed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003epH stabilization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eStrong to very strong\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eMedium to strong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eNutrient reduction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eNo (clean baseline)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eYes (organic KH source)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eAlkalinity source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eInorganic only\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eOrganic and inorganic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eUsage notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStore above 20 °C (68 °F). If crystals form in #1 KH Complex, warm it to 45 °C (115 °F) to redissolve them\u003c\/li\u003e\n\u003cli\u003eIn cold rooms both parts can be diluted 1:1 with RO water; double the dosing volume if you do\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.95em;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eATI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eSystem\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eEssentials SPS two-part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eSizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e#1 KH Complex 2700 mL, #2 Calcium Complex 2700 mL (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eDose\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e5 to 10 mL per 100 L per day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eWater type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003eSaltwater and reef\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e\u003cstrong\u003eUPCs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #B2EBF2;\"\u003e4260216215612, 4260216215629\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3 style=\"margin:16px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #006064;padding-left:8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDo I need both bottles?\u003c\/strong\u003e Yes. Dose equal or very similar amounts of #1 and #2 through the day.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy SPS instead of Mixed Reef?\u003c\/strong\u003e Essentials SPS uses inorganic alkalinity only, which ATI rates strong to very strong for pH stabilization, for SPS-dominated tanks with a clean nutrient baseline.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat if it crystallizes?\u003c\/strong\u003e Warm the #1 bottle to about 45 °C (115 °F) until the crystals dissolve.\u003c\/p\u003e","brand":"ATI","offers":[{"title":"#1 KH Complex - 2700 mL","offer_id":50512670687451,"sku":"3500021","price":26.95,"currency_code":"USD","in_stock":false},{"title":"#2 Calcium Complex - 2700 mL","offer_id":50512670720219,"sku":"3500022","price":26.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/ATI_Essentials_SPS_1_3000x3000px.jpg?v=1790233115","url":"https:\/\/squeakysaquatics.com\/products\/ati-essentials-sps-2-part","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}