{"product_id":"gh-total-hardness-aquarium-test-kits","title":"gH Total Hardness Aquarium Test Kits","description":"\n \u003cp\u003eMakes it easy to monitor the total hardness\u003c\/p\u003e\n \u003cp\u003eFor approx. 420°dGH.\u003c\/p\u003e\n \u003cp\u003eIn case of too low GH values we recommend sera mineral salt. High total hardness levels can be lowered by mixing in R\/O water.\u003c\/p\u003e\n \u003cp\u003eFor creating soft water we recommend adding sera blackwater aquatan or filtering through sera super peat.\u003c\/p\u003e","brand":"Sera","offers":[{"title":".5 fl oz","offer_id":45883015889032,"sku":"242144","price":13.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/4571\/9688\/files\/ghtest.png?v=1779698149","url":"https:\/\/spt1f0-na.myshopify.com\/products\/gh-total-hardness-aquarium-test-kits","provider":"My Store","version":"1.0","type":"link"}