{"product_id":"sera-marin-hydrometer","title":"Sera Marin Hydrometer","description":"\u003cstrong\u003eFor the uncomplicated monitoring of marine water density\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThe salinity (salt contents) can be deduced from the measured density.\u003cbr\u003e\u003cbr\u003eSince the salinity of marine water in an aquarium must be kept constant, the aquarium water should regularly be checked accordingly. The water to be tested is filled into a sufficiently tall water glass, and the scale of the immersed hydrometer is read off on according to its immersion depth.","brand":"sera","offers":[{"title":"Default Title","offer_id":68068619223189,"sku":"ucg1793044658483","price":13.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/4542\/8373\/files\/sera-marin-hydrometer_1.png?v=1793044667","url":"https:\/\/concertcrowdfit.shop\/products\/sera-marin-hydrometer","provider":"My Store","version":"1.0","type":"link"}