The general composition of high-class champagnes, as supplied to the English market, will be gathered from the preceding table, which is taken from a large number of analyses published by the author and a collaborator in the Analyst for January 1900.
There he made analyses of phosphates and phosphites, arsenates and arsenites, confirming the conclusions of J.
As Marcet had foreshadowed from the analysis of 14 samples in 1819, the larger series of exact analyses proved that the variations in the proportion of individual salts to the total salts are very small, and all analyses since Dittmar's have confirmed this result.
Stahler, who obtained the value 39.114 from analyses of the chloride, and by Richards and E.
The first of these, casting is chiefly adapted for bronze, or ' Analyses of the iron of prehistoric weapons have brought to light the interesting fact that many of these earliest specimens of iron manufacture contain a considerable percentage of nickel.
This office he actually held for the long period of forty-two years; and it was in this official capacity that he wrote the Histoire du renouvellement del' Academie des Sciences (Paris, 3 vols., 1708, 1717, 1722) containing extracts and analyses of the proceedings, and also the -loges of the members, written with great simplicity and delicacy.
Kriiss worked with the same salt, and obtained the value 195.65; while Mallet, by analyses of gold chloride and bromide, and potassium auribromide, obtained the value 195.77.
More attention seems to have been given to the matter in the United States of America and in Germany and Russia than in England, but the infinite variety of samples known to the commercial expert, and the impossibility of standardizing those in such a manner as to make readily recognizable what the chemist has treated, renders most of the recorded analyses of uncertain value.
Many attempts have been made to correlate the results of the analyses of a soil with its known cropping power, but there is yet much to be learnt in regard to these matters.
It often happens that analyses of brown iron ores reveal a larger proportion of water than required by the typical formula of limonite, and hence new species have been recognized.