𝔖 Bobbio Scriptorium

✦ LIBER ✦

Responses of locusts in a paradigm which tests postural load compensatory reactions

✍ Scribed by Sasha N. Zill; S. Faith Frazier

Book ID: 115801324
Publisher: Elsevier Science
Year: 1990
Tongue: English
Weight: 716 KB
Volume: 535
Category: Article
ISSN: 0006-8993
DOI: 10.1016/0006-8993(90)91816-y

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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