The Influence of Inhibiting Flowering on the Formation of Alkaloids in the Daturas

✍ Scribed by Sievers, A.F.

• Publisher: Elsevier
• Year: 1921
• Weight: 207 KB
• Volume: 10
• Category: Article
• ISSN: 0898-140X
• DOI: 10.1002/jps.3080100906

✦ Synopsis

using further the methods recommended in Bulletin No. 107, Official and Provisional Methods of Analysis, Association of Official Agricultural Chemists, 1912, pp. 834. The amount found, after deducting the amount of color substance also obtained in the extraction of glycerin, was close to 4 per cent.

The odor of the drug suggested the addition of saf€ron oil and the crumpled appearance of the flowers indicated an intentional crinkling.

SUMbTARY.

The product offered as saffron proved to be a substitute. This substitute was identified as a species of Onopmdon closely related to Onopordon sibthorpiafium Boiss and Heldr. The material was artificially dyed with a mixture of Tartrazine and commercial Ponceau 3 R. It was weighted with a salt mixture of at l6ast 5 per cent potassium nitrate and borax. About 4 per cent glycerin was also found.