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, sodium, calcium, and potassium sulphates, with calcium carbonate and a little magnesium chloride. It is used as an aperient.

ined with two of some other element or radical; as, sesquibromide, sesquicarbonate, sesquichloride, sesquioxide.

led also sal soda, washing soda, or soda. Cf. Sodium bicarbonate, above and Trona. Sodium chloride, common, or table, salt, NaCl. -- Sodium hydroxide, a white opaque brittle solid, NaOH, having a fibrous structure, produced by the action of quicklime, or of calcium hydrate (milk of lime), on sodium carbonate. It is a…

Stannic chloride. See under Stannic.

ous 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 whi…

s in which the element has a lower valence as contrasted with stannic compounds. Stannous chloride (Chem.), a white crystalline substance, SnCl2.(H2O)2, obtained by dissolving tin in hydrochloric acid. It is used as a mordant in dyeing.

A substance, C14H22O2NCl, the hydrochloride of an amino compound containing benzol, used, in solution with strychnine, as a local anæsthetic, esp. by injection into the sheath of the spinal cord, producing anæsthesia below the point of introduction.

Any one of a series of amido compounds obtained by treating sulphuryl chloride with various amines.

The hypothetical radical SO2; -- called also sulphon. Sulphuryl chloride, a chloride, pungent, fuming liquid, SO2.Cl2, obtained by the action of phosphorus pentachloride on sulphur trioxide. On treatment with water it decomposes into sulphuric and hydrochloric acids, and is hence called also sulphuric chloranhydride.…

Native potassium chloride.

A hydrous chloride of calcium and magnesium occurring in yellowish masses which rapidly deliquesce upon exposure. It is found in the salt mines at Stassfurt.

A compound obtained as a yellowish gray powder by the action of acetyl chloride or acetic anhydride or ordinary tannic acid. It is used as an intestinal astringent, and locally in rhinitis and pharyngitis.

s of the substance or ingredient denoted by the term to which it is prefixed, as in tetra-chloride, tetroxide.

ophene obtained as a white crystalline substance, (C4H3S)2.CO, by the action of aluminium chloride and carbonyl chloride on thiophene.

cal SO, regarded as an essential constituent of certain sulphurous compounds; as, thionyl chloride.

under Fuming. -- Grain tin. (Metal.) See under Grain. -- Salt of tin (Dyeing), stannous chloride, especially so called when used as a mordant. -- Stream tin. See under Stream. -- Tin cry (Chem.), the peculiar creaking noise made when a bar of tin is bent. It is produced by the grating of the crystal granules on eac…

third degree of that to the name of which it is prefixed; as in trisulphide, trioxide, trichloride.

ruby-red hexagonal crystals. It consist of lead vanadate with a small proportion of lead chloride.

rvescent solution of sodium, calcium, and magnetism carbonates, with sodium and potassium chlorides; also, by extension, any artificial or natural water resembling in composition the Vichy water proper. Called also, colloquially, Vichy.

Vulcanized fiber, paper, paper pulp, or other fiber, chemically treated, as with metallic chlorides, so as to form a substance resembling ebonite in texture, hardness, etc. Knight. -- Vulcanized rubber, India rubber, vulcanized.