{"product_id":"niobium-sphere","title":"Niobium Sphere","description":"\u003cp\u003eA precision-machined sphere of 99.95% pure niobium. Niobium (element 41) is a refractory metal with a melting point of 2,477 °C and a density of 8.57 g\/cm³: lighter than tungsten or tantalum, yet still impressively solid in the hand.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.175\" diameter:\u003c\/strong\u003e 1.65 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.75\" diameter:\u003c\/strong\u003e 3.34 lbs\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eA striking addition to a refractory metals or periodic table collection, alongside our tungsten, molybdenum and tantalum spheres.\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"2.175\"","offer_id":45519274901606,"sku":"4SSPNb-D80R27","price":3999.99,"currency_code":"USD","in_stock":true},{"title":"2.75\"","offer_id":45519274934374,"sku":"4SSPNb-Y30C90","price":7499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/Niobium2.75Sphereedit__02526.jpg?v=1776427429","url":"https:\/\/www.tungsten.com\/products\/niobium-sphere","provider":"Midwest Tungsten Service, Inc.","version":"1.0","type":"link"}