102 



FIXED OIL, ETC. 



shaken at intervals and finally set aside, 

 tions were made : 



The following observa- 



Almond 



Hazelnut 



Sunflower- seed 



Olive 



Ground-nut 



Poppy 



Castor 



Sesame" 



Apricot 



White mustard 



Camelina sativa 



Walnut 



Beech 



Kape 



Colza 



Linseed 



Black mustard 



Cotton-seed 



Hemp 



After 20 to 30 mins. 

 white or pale-greenish 



>5 



lemon-yellow 



pale yellowish 



pale reddish 



red 



rose 



yellowish - orange 



red 



yellowish -orange 



cherry-red 



orange 



reddish-yellow 



pale reddish 



reddish-brown (effervesces) 



pale reddish 



dark orange-red or reddish 



brown 



After 1 hr. 

 white. 



> 



lemon -yellow, 

 pale yellowish-green, 

 pale reddish, 

 red. 

 yellow. 



yellowish-orange, 

 rose. 



reddish -yellow, 

 reddish-orange, 

 reddish-yellow, 

 reddish-orange, 

 orange-yellow, 

 pale yellowish-orange, 

 reddish-brown, 

 reddish-yellow, 

 pale orange-red or red. 

 reddish-brown. 



The following oils solidify : almond in 1-J hr., hazelnut in 1 hr., 

 olive oil in 1 hr., ground-nut in 1J hr., sesame in 2? 7 hr., apricot 

 in If hr., beech in 6 hr., rape in 3 hr., colza in 3| In-., cotton in 

 1J hr. ; the remainder do not solidify at all. 



123. Behaviour to Sulphuric Acid. Casselman 1 observed the 

 following rise in temperature when 50 cc. of the oil were mixed 

 with 10 cc. of cone, sulphuric acid : 



Linseed from 14 to 132 to 134'. 

 Sunflower 92. 

 Poppy 92. 



Olive 48. 



Almond 59 . 



With the oil from peony-seed Stahre and myself 2 observed a rise 

 to 68, whilst almond oil rose to 48. 



124. Behaviour to lleagents mentioned in 12. Casselman has 

 made the following observations with the reagents mentioned in 



12 : 



1 Pharm. Zeitschr. f. Kussland, 299, 1867 ; Zeitschr. f. anal. Chemie. vi. 479. 

 See also Chateau. 



2 Archiv d. Pharm. [3], xiv. 412, 531, 1S79 (Journ. Chem. Soc. xxxvi. 

 1043). 



