fuming liquor of libavius
Webster's Dictionary (GCIDE)
Cadet's fuming liquid (Chem.), alkarsin.
Fuming liquor of Libavius (Old Chem.), stannic chloride; the chloride of tin, SnCl4, forming a colorless, mobile liquid which fumes in the air. Mixed with water it solidifies to the so-called butter of tin.
Fuming sulphuric acid. (Chem.) Same as Disulphuric acid, uder Disulphuric. [1913 Webster]
Stannic acid. (a) A hypothetical substance, Sn(OH)4, analogous to silicic acid, and called also normal stannic acid. (b) Metastannic acid.
Stannic chloride, a thin, colorless, fuming liquid, SnCl4, used as a mordant in calico printing and dyeing; -- formerly called spirit of tin, or fuming liquor of Libavius.
Stannic oxide, tin oxide, SnO2, produced artificially as a white amorphous powder, and occurring naturally in the mineral cassiterite. It is used in the manufacture of white enamels, and, under the name of putty powder, for polishing glass, etc. [1913 Webster]