Cosmetics: A Handbook of the Manufacture, Employment and Testing of All Cosmetic Materials and Cosmetic Specialities |
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20 grams 90 per cent added addition adulterated alcohol alkali almond oil ammonia benzoin benzol bergamot oil bismuth bitter almonds boiling borax bottle brown calcium camphor carbonate carmine chloride chloroform cinnamon clove oil cochineal colouring matter consists containing cosmetic dilute dissolved distilled water drops eau de Cologne essence ethereal oils extract fatty filtered following recipe geranium oil glycerin grams hair dye heated ingredients kilos lanolin lard latter lavender oil layer lemon oil liquid litres melted menthol method mixed mixture mouth wash musk nitrobenzol obtained odour oil of bitter olive oil peppermint oil perfume Peruvian balsam petroleum jelly pomade potassium precipitate preparation pure quantity rose oil rose water rubbed salicylic acid saponification scented silver nitrate skin smell soap powder soda sodium soluble spermaceti spirit starch stirred substances sulphide sulphuric acid thymol tincture tion treated turbid vessel violet root warm water bath yellow
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Page 261 - Price 7s. 6d. net. (Post free, 7s. 9d. home ; 8s. abroad.) (Essential Oils and Perfumes.) THE CHEMISTRY OF ESSENTIAL OILS AND ARTIFICIAL PERFUMES. By ERNEST J. PARRY, B.Sc. (Lond.), FIC, FCS Second Edition, Revised and Enlarged.
Page 261 - The Essential Oils of the British Pharmacopoeia — Fatty Oils, Waxes, and Soaps of the British Pharmacopoeia — The Chemicals of the British Pharmacopoeia. Contents of Volume II. The Sale of Food and Drugs Act, 1875 — Description of Offences— Appointment and Duties of Analysts, and Proceedings to obtain Analysis — Proceedings against Offenders — Expenses of executing the Act— The Sale of Food and Drugs Amendment Act, 1879 — The Sale of Food and Drugs Acts, 1899 — The Margarine Act,...
Page 36 - ... Prof. Scheffer (1875) recommended the following process: Fresh and finely chopped beef pancreas is macerated for a day in water acidulated with a little hydrochloric acid; the maceration is repeated with water, the strained liquids filtered, neutralized with calcium carbonate, again filtered, and mixed with an equal volume of 95 per cent, alcohol; the precipitate is washed with dilute alcohol, pressed between bibulous paper, and dried at the ordinary temperature. Properties. — Thus prepared...
Page 190 - ... soaps, when permanently incorporated with the skin, abstract fat therefrom, and produce a disagreeable brittleness attended by congestion and roughness, Dr. Unna superfats his soaps by taking, beyond the amount of fat necessary for saponification, an excess — averaging 3 to 4 per cent. — of fat, consisting of 8 parts tallow and 1 part olive oil. These superfatted soaps have the additional advantage of better preserving sundry medicaments, such as salicylic acid, unstable salts and sublimate...
Page 190 - ... saponification, an excess — averaging 3 to 4 per cent. — of fat, consisting of 8 parts tallow and 1 part olive oil. These superfatted soaps have the additional advantage of better preserving sundry medicaments, such as salicylic acid, unstable salts and sublimate better than ordinary neutral soaps. Of course, all the other conditions applicable to the best toilet soaps must also be fulfilled. Dr. Unna recommends the following formula for a superfatted stock soap : Best beef tallow 16 parts,...
Page 190 - ... potash lye, the total quantity being just sufficient to leave the saponified mass perfectly neutral in reaction. These soda potash soaps are solid, more efficacious than soaps from soda alone, and do not peel like the latter sometimes do. As neutral soaps, when permanently incorporated with the skin, abstract fat therefrom, and produce a disagreeable brittleness attended by congestion and roughness, Dr. Unna super-fats his soaps by taking', beyond the amount of fat necessary for saponification,...