1991
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Il y a 4 jours · Cochineal continues to be used as a fabric dye, a cosmetics dye and as a food coloring. It is also used in histology as a preparatory stain for the examination of tissues and carbohydrates. As of 2005, [needs update] Peru produced 200 tons of cochineal dye per year and the Canary Islands produced 20 tons per year.
Il y a 3 jours · This dye appeared to be identical with a product obtained by F. F. Runge that he obtained by oxidation of phenol and had named as Rosolic Acid. 9 However, neither Runge nor Kolbe and Schmitt recognized that this compound could be used as a textile dye; a mistake that was quickly refuted because this dye was soon produced industrially under the name Aurin or Yellow Corallin 10 [SI-1].
Il y a 5 jours · Virologist Dr. John Dye of the US Army Medical Research Institute of Infectious Diseases gives the government’s latest thinking on COVID-19, natural immunity, successful emerging treatments, and what lies ahead.
Il y a 14 heures · Calling all bookworm Swifties — a new book about Taylor Swift 's literary influences is dropping soon. PEOPLE can exclusively reveal the cover of Taylor Swift By the Book: The Literature Behind the Lyrics, from Fairy Tales to Tortured Poets, written by Rachel Reder and Tiffany Tatreau. The book is forthcoming from Quirk Books this November ...
Il y a 5 jours · A growing rift that pits the two brothers behind Dye & Durham Ltd. DND-T against each other has escalated into a nasty court battle as the legal software company attempts to fend off a revolt by...
Il y a 4 jours · Virologist Dr. John Dye of the US Army Medical Research Institute of Infectious Diseases gives the government’s latest thinking on COVID-19 vaccines, immunity, asymptomatic spread, and origin.
Il y a 3 jours · John Hogg, leader in fuel marking technology and solvent dye manufacturing, is proud to announce the opening of its new Research & Development lab. The new site, at the state-of-the-art Hexagon Tower, features advanced facilities, including a cutting-edge laboratory and modern office space. The move marks a significant milestone in company ...
