𝔖 Bobbio Scriptorium

✦ LIBER ✦

Process for indicating the presence of toxic substances in air that is supplied to a personnel-occupied space

✍ Scribed by Hart, Roger; Doherty, Dorota A.; Karthigasu, Krishnan; Garry, Raymond

Book ID: 122029698
Publisher: Elsevier Science
Year: 1990
Weight: 166 KB
Volume: 24
Category: Article
ISSN: 0960-1686
DOI: 10.1016/0960-1686(90)90266-P

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Process for indicating the presence of t

Process for indicating the presence of toxic substances in air that is supplied to a personnel-occupied space: Heinz Holter, Heinric Igelbuscher, Heinrich Gresch, Heribert Dewert, Hanns Rump, Gladbeck, Federal Republic Of Germany assigned to Holter Heinz

📂 Article 📅 1991 🏛 Elsevier Science 🌐 English ⚖ 70 KB

Response of cottonseed oil products to t

Response of cottonseed oil products to the kreis test for rancidity : In the Kreis test a fat or oil is shaken with equal volumes of hydrochloric acid and a solution of phloroglucinol in ether. The development of a red color indicates that the fat or oil is rancid; its formation is probably due to the presence of aldehydes or ketones in the material tested. Chromogenetic substances, which give a positive Kreis reaction, occur in crude cottonseed oil. The researches of W. B. Smith (Journal of Industrial and Engineering Chemistry, 1920, xii, 764–766)

📂 Article 📅 1920 🏛 Elsevier Science 🌐 English ⚖ 82 KB