{"product_id":"aquarium-co2-drop-checker-solution-15ml","title":"Aquarium CO2 Drop Checker Solution 15ml","description":"\u003cp\u003eA ready-made 4 dKH indicator solution for the CO2 drop checker, 15 ml. No mixing: open the cap and fill the drop checker.\u003c\/p\u003e\n\u003ch3\u003eHow to use it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFill the drop checker two-thirds full with the solution\u003c\/li\u003e\n\u003cli\u003ePlace the drop checker inside the aquarium\u003c\/li\u003e\n\u003cli\u003eThe CO2 level is right when the solution is deep green\u003c\/li\u003e\n\u003cli\u003eReplace the solution at least once a month to keep the reading accurate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003cp\u003eOnce the drop checker is under water, carbon dioxide passes from the aquarium water into the air pocket of the drop checker and from there into the indicator solution, until the two are in balance. As the balance settles, the colour of the solution follows the CO2 concentration of the aquarium water.\u003c\/p\u003e\n\u003cp\u003eGreen means the CO2 level is right and nothing needs doing. Blue means too little CO2, yellow too much.\u003c\/p\u003e","brand":"CO2Art","offers":[{"title":"Default Title","offer_id":601308189,"sku":"CA-DS-15","price":900.0,"currency_code":"RSD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0306\/3417\/files\/DropCheckerSolution_1.jpg?v=1788961688","url":"https:\/\/rs.co2art.eu\/products\/aquarium-co2-drop-checker-solution-15ml","provider":"CO2Art.eu","version":"1.0","type":"link"}