{"product_id":"seachem-silicate-kit-75-tests","title":"Seachem Silicate Kit 75 tests","description":"\u003cp\u003e\u003cstrong\u003eTracks the silicate that feeds diatom algae in reef and freshwater tanks.\u003c\/strong\u003e Seachem's Silicate MultiTest kit uses a colour-comparison method and multi-cavity test plate, giving reef and freshwater keepers a way to check silicate before brown diatom films take hold.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e75+ tests per kit\u003c\/strong\u003e — works out to roughly 53c per test\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0–25 mg\/L measuring range\u003c\/strong\u003e — covers everything from ultra-low reef targets to natural freshwater levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine resolution\u003c\/strong\u003e — detects colour changes in 0.1–1 mg\/L and 0.01–0.1 mg\/L increments, with a detection limit below 0.5 mg\/L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshwater and marine suitable\u003c\/strong\u003e — one kit covers both reef and freshwater\/planted setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-cavity test plate\u003c\/strong\u003e — run up to six tests at once\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded reference sample\u003c\/strong\u003e — lets you check reagent accuracy is still reliable, not just learn the colour chart\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy it matters\u003c\/strong\u003e — silicate is non-toxic to fish and invertebrates but feeds diatomaceous (brown) algae, so reef keepers keep it low to limit outbreaks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTests per kit\u003c\/td\u003e\n\u003ctd\u003eOver 75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring range\u003c\/td\u003e\n\u003ctd\u003e0–25 mg\/L silicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.1–1 mg\/L and 0.01–0.1 mg\/L increments on the colour chart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection limit\u003c\/td\u003e\n\u003ctd\u003eLess than 0.5 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReagent type\u003c\/td\u003e\n\u003ctd\u003eLiquid reagents 1a, 1b, 2 and 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater type\u003c\/td\u003e\n\u003ctd\u003eFreshwater and marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit format\u003c\/td\u003e\n\u003ctd\u003eMulti-cavity test plate, up to 6 simultaneous tests\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eReagents, reference sample, colour chart, cuvette, sample pipette, stir rod\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTarget silicate levels\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSetup type\u003c\/th\u003e\n\u003cth\u003eGuidance\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eReef \/ marine aquarium\u003c\/td\u003e\n\u003ctd\u003e1 mg\/L or less, to minimise diatomaceous algae\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFreshwater aquarium\u003c\/td\u003e\n\u003ctd\u003eNot considered critical; natural levels typically sit around 4–20 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSuitable for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReef and marine aquarists monitoring silicate to control diatom outbreaks\u003c\/li\u003e\n\u003cli\u003eFreshwater and planted tank keepers who want a baseline silicate reading\u003c\/li\u003e\n\u003cli\u003eAnyone checking whether RO\/DI resin or a silicate-removing media is still working\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNot suitable for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTesting other parameters such as phosphate or nitrate — separate Seachem MultiTest kits are needed for those\u003c\/li\u003e\n\u003cli\u003eAquarists wanting lab-grade ICP-level precision rather than a colour-comparison test\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDirections for use\u003c\/h3\u003e\n\u003cp\u003eAdd an aquarium water sample to the multi-cavity test plate, then add reagents 1a, 1b, 2 and 3 in the order set out in the instructions packed with the kit. Let the reaction develop, then compare the colour against the printed colour chart or the reference sample to read off the silicate level in mg\/L.\u003c\/p\u003e\n\u003ch3\u003eStorage\u003c\/h3\u003e\n\u003cp\u003eKeep reagents cool and out of direct light, as heat and light exposure can affect analytical reagents over time. Use the included reference sample periodically to confirm your reagents are still giving accurate results.\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003eThis kit is covered by the consumer guarantees under Australian Consumer Law, in addition to any support Seachem provides for manufacturing defects. Contact us if you have any concerns about reagent performance or kit contents.\u003c\/p\u003e\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eWhat does silicate cause in my tank\u003c\/h4\u003e\n\u003cp\u003eSilicate itself is non-toxic to fish and invertebrates, but it feeds diatoms, the brown, dust-like algae that commonly appears on glass, sand and rock in newer marine setups.\u003c\/p\u003e\n\u003ch4\u003eDoes this kit work for both freshwater and saltwater\u003c\/h4\u003e\n\u003cp\u003eYes. Seachem's Silicate MultiTest is designed for both freshwater and marine aquariums.\u003c\/p\u003e\n\u003ch4\u003eWhy is silicate less of a concern in freshwater tanks\u003c\/h4\u003e\n\u003cp\u003eFreshwater silicate levels are naturally higher, typically around 4–20 mg\/L, and Seachem does not treat freshwater silicate as a critical parameter the way it is in reef systems.\u003c\/p\u003e\n\u003ch4\u003eHow often should I test silicate\u003c\/h4\u003e\n\u003cp\u003eReef keepers commonly test after water changes, when adding new sand, rock or media, or whenever a brown dusty film starts appearing on glass or substrate, since that film is usually diatom algae fed by silicate.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"Default Title","offer_id":55242264281379,"sku":"AA1112","price":39.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/seachem-silicate-kit-75-test-43160355832099.webp?v=1790231147","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/seachem-silicate-kit-75-tests","provider":"Nicks AOT","version":"1.0","type":"link"}