140

EUCH

two fresh orange-peels, two pounds of sugar, and enough of distilledwater. Strain.

Essence of Roses is made by mixing ^iij of otto of roses with Oij ofalcohol.

Essence Royale. Triturate in a mortar 3ij of ambergris, 9j ofmusk, gr. x of civet, six drops of oil of cinnamon, three drops of oilof rhodium, 5ss of carbonate of potass; add 3jss each of orange-flower water and esprit de la rose. It is said to be aphrodisiac indoses of a few drops ; but this is doubtful.

Essence of Senna. See Selway.

Essence of Spruce is prepared by evaporating a decoction of thetwigs of the larch to a proper consistence. It is used for makingspruce beer with treacle.

Essence of Tuberose is prepared in the same way as essence ofjasmine.

Essence of Turtle. Take a wine-glass of essence of anchovies, oneand a half of essence of eshallots, four of basil wine, two of mush-room ketchup, a drachm of concrete citric acid, three quarters of anounce of thinly-pared lemon-peel, a quarter of an ounce of currypowder; steep for a week, strain and bottle. Used to flavour soups,pies, &c.

Essence of Violets is prepared in the same way as essence of jasmine.

Essentia Bina. A colouring matter sold by brewers' druggists tocolour brandy, porter, &c. It is prepared by boiling coarse sugar tillit is quite black and of a bitter taste. This is made into a syrupwith lime water.

Essential Oils are those volatile and aromatic oils procured by dis-tilling herbs and flowers, and not by pressure, as is done with thefixed oils. See Oil and Oleum.

Essential Salt of Bark. A nostrum prepared by digesting Peruvianbark bruised in cold water, evaporating the infusion very slowJv;and thus making an extract which is also often adulterated withcheaper extracts.

Essential Salt of Lemons, for removing iron stains, is preparedwith 5j each of supertartrate of potass and superoxalate of potass,which last is found in sorrel and wood sorrel (Oxalis acelosclla).Action. The oxalic and tartaric acids leave the potass, uniting withthe iron, set free its colouring oxygen, and oxalate of iron is formed,which is nearly colourless.

Ether. See ^Etiier.

Ethiops Martialis. See Ferri Oxidum Nigrum. P.

Ethiops Minebalis. See Hydrargyri Sulph. Nigr. L.

Euchlorine. Protoxide of Chlorine.