— 104 — 



Rosemary Oil {Aeiheroleum rosmarini). Colourless, or yellowish 

 to greenish yellow; (I150 0,900 to 0,920; soluble in 0,5 and more 

 vol. alcohol. 



Sandal Oil, East Indian {Aeiheroleum santali). Fairly viscid; 

 light yellow to yellow; di 5 o 0,975 to 0,980 x ); at 20 soluble in 

 5 vol. dilute alcohol, the solution must also remain clear if more 

 alcohol is added. 



*) The upper limit of value of the specific gravity is given too low; it should 

 be 0,985. 



Thyme Oil {Aeiheroleum thymi). Colourless or yellowish, sub- 

 sequently red-yellow; diso 0,900 to 0,930; soluble in half its vol. alcohol. 



Thymol {Thymolum). Colourless, transparent crystals; m. p. 51 

 to 52 01 ); b. p. 228 to 230 02 ); completely volatile at the temperature 

 of the water -bath. Molten thymol floats on water, crystallised 

 thymol sinks in it. Soluble in 1100 vol. water, very readily in alcohol, 

 ether, and chloroform, also in 2 vol. caustic soda liquor (con- 

 taining io°/ NaOH). Identity reactions and test for carbolic acid. 



*) The melting point lies between 50,5 and 51,5°. 



2 ) Thymol boils between 233 and 234 , if the mercury thread of the thermo- 

 meter is placed entirely in the steam. 



Turpentine Oil, purified {Aeiheroleum terebinthinae). Colour- 

 less; d 15 o 0,860 to 0,870; soluble in about 10 vol. alcohol. If the 

 oil is shaken with an equal vol. water, the latter must not take an 

 acid reaction; 10 cc. oil when evaporated on a water-bath may leave 

 behind only a trace of solid residue. 



Japanese Pharmacopoeia. 



With regard to the extension of the time during which the prepar- 

 ations imported from abroad are still tested according to the old 

 Pharm. Japon. II., we have reported in detail on p. 9. 



Chemical preparations and drugs. 



Civet. The price lately paid for the pure original quality is 

 about io°/o higher than formerly, and the article supplied frequently 

 left much to be desired in point of quality. It is well known that 

 we have always a considerable stock at our disposal of selected original 

 horns, and we are still in a position to supply this to our friends at 

 the prices quoted up to the present, provided not too great a call is 

 made upon our stock by an exceptionally heavy demand in the near future. 



