J. Dewar

JOURNALOFTHE CHEMICAL SOCIETY.ABSTRACTS OF CHEMICAL PAPERS PUBLISHED IN BRITISH AND FOREIGN JOURNALS.PART I.Organic Chemistry,Purification of Acetylene. By Fritz Ullmann and Irma Goldberg {Ghem. Centr., 1899, ii, 1920, from J. Gashel, 42, 374377).The phosphorus and sulphur iu samples of acetylene...

INSTRUCTIONS TO ABSTRACTORS, giving the NOMENCLATURE AND SYSTEM OF NOTATION ADOPTED IN THE ABSTRACTS. 1. Before beginning to write an abstract, it is desirable to read tlirough the whole of the original paper, in order to form a judgment as to its importance, and as to the scale on which the...