{"product_id":"tmc-hydrometer","title":"TMC Hydrometer","description":"\u003cp\u003eThis hydrometer is a simple and accurate tool for measuring salinity and specific gravity in marine aquariums. Its compact design features large, easy-to-read markings, making measurements quick and straightforward.\u003c\/p\u003e\u003cp\u003eThe ideal salinity and specific gravity range is clearly marked for added convenience. Robust and easy to clean, this hydrometer is designed for reliable, everyday use.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eHOW TO USE        \u003c\/p\u003e\u003cp\u003eRINSE BEFORE USE: Rinse the hydrometer with fresh water to remove dust or residue.\u003c\/p\u003e\u003cp\u003eFill slowly: Submerge the hydrometer fully in your aquarium or sump and let it fill by tipping it slightly. \u003c\/p\u003e\u003cp\u003eAvoid air bubbles, tap gently to release any trapped under the swing arm.\u003c\/p\u003e\u003cp\u003eLet the arm settle: Hold the hydrometer level and wait a few seconds for the swing arm to stabilize.\u003c\/p\u003e\u003cp\u003eTYPICAL MARINE AQUARIUMS RANGE FROM 1.023–1.025 SG.\u003c\/p\u003e\u003cp\u003eRead the Salinity: Read the specific gravity (SG) or salinity at the line where the arm points. \u003c\/p\u003e\u003cp\u003eRINSE AFTER USE: Immediately rinse with fresh water and allow it to dry to prevent salt buildup and sticking.\u003c\/p\u003e\u003cp\u003eCHECK ACCURACY REGULARLY: Periodically clean the swing arm area and compare readings with a known-standard solution for best accuracy\u003c\/p\u003e\u003cp\u003eFor best results, test water regularly as stable salinity levels are essential for the health of marine fish and invertebrates\u003c\/p\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Brentwood Aquatic \u0026 Pet Centre","offers":[{"title":"Default Title","offer_id":59596769362254,"sku":"9499","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1304\/0974\/files\/DG_9499_Hydrometer_01.jpg?v=1778153040","url":"https:\/\/brentwoodaquatic.co.uk\/products\/tmc-hydrometer","provider":"Brentwood Aquatic \u0026 Pet Centre","version":"1.0","type":"link"}