{"product_id":"salifert-magnesium-test","title":"Salifert Magnesium Test Kit","description":"\u003cp\u003eThe Salifert Magnesium Test Kit provides a simple and reliable way to measure magnesium levels in aquarium water, offering accuracy in 30 mg\/L increments with a clear, distinct color change for easy reading. It is designed to minimize interference from calcium and strontium (within normal ranges) and typically supports around 50 tests per kit.\u003c\/p\u003e","brand":"Salifert","offers":[{"title":"Default Title","offer_id":48325808455837,"sku":"SFT13042","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0765\/9733\/0077\/files\/Screenshot2026-05-25at00-31-15salifert-mg-test.jpg_JPEGImage800x800pixels.png?v=1779683481","url":"https:\/\/qgiaquatics.shop\/products\/salifert-magnesium-test","provider":"QGI Aquatics","version":"1.0","type":"link"}