{"product_id":"au300-600","title":"All-gold TEM grid, 300 mesh, with 600 nm holes (25 pack)","description":"\u003cp\u003e3 mm TEM grids with 600 nm holes in a 25 nm gold membrane supported by a 300-mesh grid of 10-12 um thick gold bars.  The all-gold grid minimizes charging and drift, which can be especially important for cryo-EM applications.\u003c\/p\u003e\n\u003cp\u003eEach grid square also has an amorphous region in the central 4 holes (marked by a gold dot) for Thon-ring-based calibrations, and the central grid square also has a single 10 um hole, through which a gain reference can be taken, as well as additional holes with amorphous films. Additionally, each grid square has a unique set of coordinate markers indicating where in the grid it is located.\u003c\/p\u003e\n\u003cp\u003e(\u003ca title=\"All-gold grids\" href=\"..\/..\/collections\/gold\"\u003eMore info on all-gold grids.\u003c\/a\u003e)\u003c\/p\u003e\n\u003c!----\u003e","brand":"Esper Biosciences","offers":[{"title":"Default Title","offer_id":53215973146944,"sku":"Au300-600","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/0651\/2448\/files\/Au300-600nmO1.jpg?v=1790294484","url":"https:\/\/esperbio.com\/products\/au300-600","provider":"Esper Biosciences","version":"1.0","type":"link"}