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ame. It consists of sulphur and potassium chlorate, with some salt of barium (usually the nitrate), to which the color of the flame is due. -- Green fly (Zoöl.), any green species of plant lice or aphids, esp. those that infest greenhouse plants. -- Green gage, (Bot.) See Greengage, in the Vocabulary. -- Green gland…

of nutrition, characteristic of vegetable organisms, in which carbonic acid, ammonia, and nitrates are absorbed as food, in distinction from the animal mode of nutrition, by the ingestion of albuminous matter.

cid (Chem.), an unstable nitrogen acid, NOH, whose salts are produced by reduction of the nitrates, although the acid itself is not isolated in the free state except as a solution in water; -- called also nitrosylic acid.

by exposure. -- Indelible ink, an ink obliterated by washing; esp., a solution of silver nitrate.

apis calaminaris (. Etym: [NL.] (Min.) Calamine. -- Lapis infernalis (. Etym: [L.] Fused nitrate of silver; lunar caustic.

lized in fine scales, by heating lead moderately in a current of air or by calcining lead nitrate or carbonate. It is used in making flint glass, in glazing earthenware, in making red lead minium, etc. Called also massicot.

wth, character, or properties; as, lunar herbs. Bacon. Lunar caustic (Med. Chem.), silver nitrate prepared to be used as a cautery; -- so named because silver was called luna by the ancient alchemists. -- Lunar cycle. Same as Metonic cycle. See under Cycle. -- Lunar distance, the angular distance of the moon from the…

A white crystalline semitransparent salt; potassium nitrate; saltpeter. See Saltpeter.

s, usually of a white, sometimes of a reddish gray, or lemon-yellow, color; native sodium nitrate. It is used in making nitric acid and for manure. Called also soda niter.

oxide; nitric acid. Nitric acid, a colorless or yellowish liquid obtained by distilling a nitrate with sulphuric acid. It is powerfully corrosive, being a strong acid, and in decomposition a strong oxidizer. -- Nitric anhydride, a white crystalline oxide of nitrogen (N2O5), called nitric pentoxide, and regarded as the…

air, moisture, and some basic substances, as lime or alkali carbonate, is converted into nitrates.

Nitrate of calcium, a substance having a grayish white color, occuring in efforescences on old walls, and in limestone caves, especially where there exists decaying animal matter.

mixture of several glycerin salts of nitric acid, and hence more properly called glycerin nitrate. It is made by the action of nitric acid on glycerin in the presence of sulphuric acid. It is extremely unstable and terribly explosive. A very dilute solution is used in medicine as a neurotic under the name of glonion. […

Nitrate of magnesium, a saline efflorescence closely resembling nitrate of calcium.

Niter. Nitrum flammans Etym: [L., flaming niter] (Old Chem.), ammonium nitrate; -- probably so called because it deflagerates when suddenly heated.

stallized variety of dolomite, having a pearly luster. -- Pearl white. (a) Basic bismuth nitrate, or bismuth subchloride; - - used chiefly as a cosmetic. (b) A variety of white lead blued with indigo or Berlin blue.

. Chem), mercuric oxide (HgO) a heavy red crystalline powder obtained by heating mercuric nitrate, or by heating mercury in the air. Prepared in the latter manner, it was the precipitate per se of the alchemists. -- White precipitate (Old Chem.) (a) A heavy white amorphous powder (NH2.HgCl) obtained by adding ammonia…

urial artificial horizon. See under Horizon. -- Quicksilver water, a solution of mercury nitrate used in artificial silvering; quick water.

Potassium nitrate; niter, a white crystalline substance, KNO3, having a cooling saline taste, obtained by leaching from certain soils in which it is produced by the process of nitrification (see Nitrification, 2). It is a strong oxidizer, is the chief constituent of gunpowder, and is also used as an antiseptic in curin…

question as the number representing its atomic weight; thus, a normal solution of silver nitrate would contain 107.7 mgr. of silver nitrate in each cubic centimeter.