{"product_id":"seachem-laboratories-onyx-sand","title":"Onyx Sand","description":"\u003ch1\u003eSeachem Laboratories Onyx Sand\u003c\/h1\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eSeachem Laboratories eatures Premium natural sand for the planted aquarium Good for the life of the aquarium Supports optimal KH levels for freshwater planted aquariums Rich in carbonates Overview Onyx Sand™ is a naturally dark gray sand that perfectly complements and enhances the appearance of any aquarium. It supports optimal KH levels for freshwater planted aquariums. Although ideally suited to planted aquaria, it may be used in any aquarium environment. Onyx Sand™ is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Onyx Sand™ is not chemically coated or treated, and as a carbonate rich sand, it has a slight buffering capacity that may raise pH by 0.1 - 0.5 pH units (depending on source water characteristics). Onyx Sand™ is good for the life of the aquarium and need not be.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnyx Sand supports aquarium filtration and water-quality management\u003c\/li\u003e\n\u003cli\u003eHelps improve clarity by targeting the media function listed in the product name\u003c\/li\u003e\n\u003cli\u003eSuitable for compatible filter media bags, reactors, or filter chambers\u003c\/li\u003e\n\u003cli\u003eUseful for routine maintenance or media replacement schedules\u003c\/li\u003e\n\u003cli\u003eSupports freshwater, marine, or reef systems as directed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Seachem Laboratories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Seachem Laboratories Onyx Sand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Filter Media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 15.4 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e SL-MEDIA-0001730\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 000116350501\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seachem Laboratories","offers":[{"title":"15.4 lb","offer_id":51821576126785,"sku":"SL-MEDIA-0001730","price":33.34,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/8968\/2497\/files\/media_c542a8c1-ba68-4c87-9fe9-822defd0c62e.png?v=1780897915","url":"https:\/\/lawnandpets.com\/es\/products\/seachem-laboratories-onyx-sand","provider":"Lawn and Pets","version":"1.0","type":"link"}