Meanings of sal ammoniac in английском

She shewed me some precipitated by sal ammoniac, which would not precipitate gold.

If zinc and carbon are used, the solution is made from sal ammoniac and water.

This prevents corrosion, which would otherwise occur from the action of the sal ammoniac or other chemical.

Bleaching Solution.-Makea saturated solution of muriate of ammonia ( sal ammoniac) in pure water, and filter through paper.

Small brass castings can be cleaned by heating them slightly and then dipping them in a solution of sal ammoniac.

This good salt water will stand 'em in good stead for want of sal ammoniac and nitre in Geber's kitchen.

Calcined borax may also be mixed with about 15 per cent of sal ammoniac to make a satisfactory fluxing powder.

If one is wanted, it may be made from three parts iron filings, six parts borax and one part sal ammoniac.

Its elements are a rod of chemically-pure zinc and a rod of chloride of silver immersed in a water solution of sal ammoniac.

When heated with an excess of caustic potash it should evolve no smell of ammonia, otherwise, it has been adulterated with sal ammoniac.

Mixtures of sal ammoniac with borax have been successfully used, the proportions being about four parts of borax to one of sal ammoniac.

The addition of two heaping teaspoonfuls of sal ammoniac to each pint of the chloride of zinc is sometimes found to improve its action.

I replace the solution of sal ammoniac by one of caustic potash or soda (12 to 15 per cent.

By holding a glass rod, moistened with dilute hydrochloric acid, over the mouth of the tube, a white vapor is instantly rendered visible ( sal ammoniac).

When nurse changed the bottles, she held the Sal Ammoniac against the wallpaper for a minute, I expect.'

"All they have to do," Mr Boggis said, "is to place these handles overnight in a box of mahogany shavings saturated in sal ammoniac.