A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 407
acid. A solution of sugar candy produces circular polariza-tion in a beam of light transmitted through it. Thisproperty, which is also exhibited by quartz, oil of lem-on, oil of turpentine, and some other substances, hasbeen made use of to determine the purity of sirups.Crystallizable cane sugar,… … ^JPfc^ of the solution, and closed at the ends by plates of glass,is placed in a metallic case, r s. A beam of red light ispolarized by reflection from the mirror a b. At n is aNicols prism- capable of rotation around the line d i ;its angular movement is measured by a graduated cir-.cle, jp q, and…
Chemistry · Physics
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