{"product_id":"red-sea-phosphate-pro-reagent-refill-kit","title":"Red Sea Phosphate Pro Reagent Refill Kit","description":"\u003cp\u003e\u003cstrong\u003eRestock the chemistry, not the comparator.\u003c\/strong\u003e This is the genuine Red Sea reagent refill for the Phosphate Pro test kit — the same 0–5 ppm PO4 chemistry at ±0.02 ppm accuracy, without paying for a new comparator block and vials you already own.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 tests\u003c\/strong\u003e — restores the full test count of a Phosphate Pro kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame accuracy as the full kit\u003c\/strong\u003e — 0–5 ppm PO4 at ±0.02 ppm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFresh, in-date reagents\u003c\/strong\u003e — aged reagents drift and give false-low or false-high readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLower cost than a full kit\u003c\/strong\u003e — no comparator or vials included, because you don't need them again\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible with\u003c\/th\u003e\n\u003ctd\u003eRed Sea Phosphate Pro Testing Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTests per refill\u003c\/th\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasurement range\u003c\/th\u003e\n\u003ctd\u003e0–5 ppm PO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003ctd\u003e±0.02 ppm PO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater type\u003c\/th\u003e\n\u003ctd\u003eSaltwater (reef)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eReagents for 100 tests\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eThis refill does not include the comparator block or viewer — it restocks chemistry only.\u003c\/p\u003e\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSuitable for existing owners of the Red Sea Phosphate Pro comparator kit\u003c\/li\u003e\n\u003cli\u003eNot suitable as a standalone test kit — you need the original comparator to read results\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eGoes well with\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003ca href=\"\/products\/red-sea-phosphate-pro-testing-kit-100-tests\"\u003eRed Sea Phosphate Pro Testing Kit\u003c\/a\u003e — the full kit, if you don't already own the comparator\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\u003cp\u003eReagents carry a use-by date printed on the pack. Consumer guarantees apply under Australian Consumer Law in addition to any manufacturer terms. Standard parcel delivery applies.\u003c\/p\u003e\u003ch3\u003eCommon questions\u003c\/h3\u003e\u003ch4\u003eWill this work with my existing Phosphate Pro kit?\u003c\/h4\u003e\u003cp\u003eYes — it's the genuine Red Sea refill and restores the same 100-test chemistry the full kit ships with.\u003c\/p\u003e\u003ch4\u003eDoes this include a new comparator?\u003c\/h4\u003e\u003cp\u003eNo. It's reagents only. Keep using your existing comparator block and viewer.\u003c\/p\u003e\u003ch4\u003eHow do I know when to reorder?\u003c\/h4\u003e\u003cp\u003eCheck the use-by date on the reagents and reorder before it passes — expired reagents give unreliable readings.\u003c\/p\u003e\u003ch4\u003eIs this the same chemistry as a brand-new kit?\u003c\/h4\u003e\u003cp\u003eYes — same 0–5 ppm range and ±0.02 ppm accuracy as the full Phosphate Pro kit.\u003c\/p\u003e","brand":"RedSea","offers":[{"title":"Default Title","offer_id":54774152364323,"sku":"RED254a","price":61.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/Red_Sea_Phosphate_ProTest_Refill.jpg?v=1782112652","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/red-sea-phosphate-pro-reagent-refill-kit","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}