...If given early 5 to 15 grains, twice a day, of salicate of sodium is a most excellent preventative measure... 
Oliver Hartley 「Hunting Dogs」
...The liberation of chlorin gas is brought about by the action ofsulphuric acid, either on a mixture of chlorid of sodium and black oxid ofmanganese or on bleaching powder...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...As soon as the solutionof arsenic is complete, dilute to about 4 gallons, add the sodium carbonate,and stir until dissolved...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...In 3000 parts ofboiling water dissolve 100 of alum, 25 of sodium chloride, 12 ofpotassium nitrate, 60 of potassa, and 10 of arsenious acid, letcool and filter...
Montagu Browne 「Practical Taxidermy」
...The material for the toning or darkening of the bleached print is the chemical substance, sodium sulphide, of the formula Na2S·9H2O...
John A. Tennant 「Bromide Printing and Enlarging」
...Both Luke and Dick worerespirators filled with charcoal and sodium thio-sulphate, and besideDick a cage containing three guinea-pigs rested...
Various 「Astounding Stories of Super-Science, October, 1930」
..."A hydrogen flame, but there's sodium inthe rocks that turns the flame yellow...
Various 「Astounding Stories of Super-Science, June, 1930」
...The D line of sodium is a double line, and in the same eclipse (1868) an orangeline was noticed which was afterwards found to lie close to the two componentsof the D line...
George Forbes 「History of Astronomy」
...Into the prominencesthere are thrown from time to time masses of glowing sodium, magnesium,and (in less degree) iron and other metallic vapours...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...The three metals, strontium, sodium, and magnesium, may thus beidentified by the colours they produce when incandescent...
Robert Stawell Ball 「The Story of the Heavens」
...The new line was, no doubt, quite close to the sodium lines, butslightly towards the green part of the spectrum...
Robert Stawell Ball 「The Story of the Heavens」
...The sodium line attained its greatest brilliance at thetime when the comet was nearest to the sun, while the hydrocarbon bandswere either invisible or very faint...
Robert Stawell Ball 「The Story of the Heavens」
...Now let us approach Arcturus, Capella, Aldebaran: these are yellow starswith golden rays, like our Sun, and the vapor of iron, of sodium, and ofmany other metals can be identified in their spectrum...
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
...When Wells’s comet, in 1882, approached very close indeed to the sun, thespectrum changed to a mono-chromatic yellow colour, due to sodium...
George Forbes 「History of Astronomy」
...Subsequently sodium and iron lines were found in cometary spectra...
Garrett Serviss 「Curiosities of the Sky」
...Now if other compounds of sodium be experimented with in thesame manner, it will soon be found that these two yellow lines arecharacteristic of sodium when turned into vapour by great heat...
Cecil G. Dolmage 「Astronomy of To-day」
...Suppose that the sunlightbe cut off, and that all other light is excluded save that emanatingfrom the glowing vapour of sodium in the spirit flame...
Robert Stawell Ball 「The Story of the Heavens」
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