Abstract: Journal of the Society of Chemical IndustryVolume 37, Issue 8 p. A197-A228 AbstractFree Access Abstracts First published: 30 April 1918 https://doi.org/10.1002/jctb.5000370806AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat Volume37, Issue830 April 1918Pages A197-A228 RelatedInformation