資料來源 : Webster's Revised Unabridged Dictionary (1913)
Stannic \Stan"nic\, a. [L. stannum tin: cf. F. stannique.]
(Chem.)
Of or pertaining to tin; derived from or containing tin;
specifically, designating those compounds in which the
element has a higher valence as contrasted with {stannous}
compounds.
{Stannic acid}.
(a) A hypothetical substance, {Sn(OH)4}, analogous to silic
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.
Fuming \Fum"ing\, a.
Producing fumes, or vapors.
{Cadet's fuming liquid} (Chem.), alkarsin.
{Fuming liquor of Libsvius} (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}.