{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"ISO 7491:2000, Dental materials -- Determination of colour stability","author_name":"ISO TC 106/SC 2/WG 6","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0XY/bigB000XYSWDA.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000XYSWDA.html\">ISO 7491:2000, Dental materials -- Determination of colour stability</a>","width":400,"height":300}