{"product_id":"ammonium-hydrosulphide-aging-fluid","title":"Ammonium Hydrosulphide Aging Fluid","description":"\u003cp\u003eSilver Oxidation\/Aging Chemical - Ammonium Hydrosulphide;A most common silver aging fluid used by traditional silversmiths;How to make up;1 part ammonium hydrosulphide to 4 parts water (by volume);At temperature 18 to 60 celsius;Time 30 seconds to 2 minutes;Colour: for darker shades use 1 to 3 parts for medium shades are produced in 30 seconds;For best results parts should be clean when immersed in this solution;A tank with polythene, pvc or rubber lined steel is ideal;A heater is not required but an extraction is necessary\u003c\/p\u003e","brand":"Dynagem","offers":[{"title":"default title","offer_id":31724769148985,"sku":"C6263","price":30.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0116\/0219\/8585\/products\/download_10_e40c6de1-98a2-449c-bdb5-54a9bbd291ba.jpg?v=1591185815","url":"https:\/\/www.dynagem.co.uk\/ja\/products\/ammonium-hydrosulphide-aging-fluid","provider":"Dynagem ","version":"1.0","type":"link"}