A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 371
358 MARSH S TEST. … raised by a lamp, metallic arsenic sublimes, forming aniron-black ring round the part b. By cutting off thebulb of the tube and heating the black crust gradually,it slowly sublimes toward the colder part, producing awhite deposit of arsenious acid in octahedral crystals.In the application of MarsKs…
Chemistry · Physics
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