A New Supplement...: E. Earth of alum. Earths. Eggshell white. Emerald green. Emplastrum attrahens; caeruleum; oxidi ferri rubri. Essence of tyre. Essentia bina.

A New Supplement to the latest Pharmacopoeias of London, Edinburgh, Dublin, and Paris, Forming A Complete Dispendatory, Conspectus, and Dictionary of Medical Chemistry, Giving All the Old and New Names, Including the New French and American Medicines, and Poisons; with Symptoms, Treatment, and Tests; as Well As Herbs, Drugs, Compounds, Veterinary Drugs, With the Pharmacopoia of the Vetenary College, Nostrums, Patent Medicines, Perfumery, Paints, Varnishes, And similar articles kept in the Shops; With Their Compositions, Imitations, Adulterations, And Medicinal Uses, Being a General Book of Formulæ and Recipes For Daily Reference in the Laboratory and at the Counter.
Fourth edition, corrected, improved, and very much enlarged.
By James Rennie, M. A., Editor of the Quarterly Journal of Foreign Medicine; the Pharmacopeia Universalis; Author of a Conspectus of Prescriptions in Medicine, Surgery, and Midwifery; the Pharmacopeia Imperialis, &c. &c.
London: Baldwin and Cradock. 1837.
London: Thomas Curson Hansard, Paternoster Row.

EARTH OF ALUM. Used in making paints, and procured by precipitating it from alum, dissolved in water by adding ammonia or potass.

EARTHS, chemically speaking, are alumina, silica, magnesia, lime, &c. In the arts are Sienna, Vandyke's brown, &c.

EGGSHELL WHITE, in the arts, has been prepared by pounding and levigating egg-shells. It is a soft pigment.

EMERALD GREEN, in the arts, is a new copper green on a terrene base, suited for gems and glazing. It works well in water, but with difficulty in oil. (FIELD.)

EMPLASTRUM ATTRAHENS. Drawing Plaster. Take three parts each of yellow wax and yellow resin, and one part of mutton suet. Melt, mix, and make a plaster.

EMPLASTRUM CÆRULEUM. Blue Plaster. Take 3vj of olive oil, 3iv each of yellow wax and nutritive ointment, 3iij of smalt; mix, and make a plaster.

EMPLASTRUM OXIDI FERRI RUBRI. P. Plaster of Red Oxide of Iron. Take 24 parts of litharge plaster, six parts of resin, three parts each of yellow wax and olive oil, eight parts of red oxide of iron; triturate the red oxide of iron with the oil, and add the other ingredients previously melted.
Medicinally it is used for muscular relaxations, and to strengthen weakness of the joints, by supporting the parts mechanically.

ESSENCE OF TYRE. A solution of nitrate of silver, used as a HAIR DYE, which see.

ESSENTIA BINA. A colouring matter sold by brewers' druggists to colour brandy, porter, &c. It is prepared by boiling coarse sugar till it is quite black and of a bitter taste. This is made into a syrup with lime water.

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