Chemistry of Essential Oils

LABIATE 215 PHYSICAL PROPERTIES AND CHEMICAL COMPOSITION OF PEPPERMINT OIL DISTILLED FROM THE FRESH AND FROM THE DRY HERB AT VAR ...

216 THE CHEMISTRY OF ESSENTIAL OILS PHYSICAL PROPERTIES AND CHEMICAL COMPOSITION OF PEPPERMINT OIL DISTILLED FROM THE FRESH AND ...

LABIATE 217 COMPARISON OF THE PHYSICAL PROPERTIES AND THE CHEMICAL COMPOSITION OF PEPPERMINT OILS DISTILLED FROM THE FRESH LEAVE ...

218. THE CHEMISTKY OF ESSENTIAL OILS COMPARISON OP THE PHYSICAL PROPERTIES AND THE CHEMICAL COMPOSITION OP PEPPERMINT OILS DISTI ...

LABIATJE 219 Eabak draws the following conclusions as the results of his ex- periments :— Conditions of soil and climate are inf ...

220 THE CHEMISTEY OF ESSENTIAL OILS. On fractional distillation, the following fractions were obtained :- To 200° 200° to 205° 2 ...

CHARACTER OF PEPPERMINT OILS (POWER). Designation of the Oil. I. la. 16. Ic. Id. le. lla. 116. lie. lid. III. IV. V. VI. F. B., ...

222 THE CHEMISTEY OF ESSENTIAL OILS Japanese Peppermint Oil.—This oil, as mentioned above, is distilled from Mentha arvensis (Me ...

LABIATE^223 It is Marx's opinion that the substitution of an improved method for that now followed would benefit both the quanti ...

224 THE CHEMISTEY OF ESSENTIAL OILS water containing the oil passes through a bamboo reed, L, inserted in K to the florentine fl ...

LABIATE 225 Pickard and Littleburyl have isolated from the oil an isomer of menthol, which occurs in small quantity, and which t ...

226 THE CHEMISTRY OF ESSENTIAL OILS Curiously enough, the menthones resulting from the oxidation of these active neomenthols are ...

LABIATE 227 Umney 1 heats 1 c.c. of the oil with 0*5 gram of a mixture of equal parts paraformaldehyde and citric acid over a wa ...

228 THE CHEMISTKY OF ESSENTIAL OILS In dealing with the experimental cultivation at Okahandja, in German South-West Africa, the ...

> .(/«*.] FIG. 29.—Cultivation of peppermint in Vaucluse. [Parf-u-nierie Mudenu, to to ...

(^230) THE CHEMISTEY OF ESSENTIAL OILS. Specific Gravity Rotation .... Solubility in 80 % Alcohol \ Acid Value .... Ester ,, ... ...

LABIATE 231 production is in the districts of Ewell, Cheam, Carshalton, and Mitcham; smaller quantities are also obtained in cer ...

232 THE CHEMISTRY OF ESSENTIAL OILS Specific gravity. Optical rotation. Refractive index. Menthol as esters Total menthol. Menth ...

LABIATE 233 Oil from Specific Gravity at 20°. One year old Plants Two 0-912 0-913 Rotation. 17° 42' 17° 57' Acid Value. 0-57 0 ...

234 THE CHEMISTKY OF ESSENTIAL OILS. Specific gravity Optical rotation Refractive index Menthol as esters Total menthol 0-898 to ...