102 



FIXED OIL, ETC. 



shaken at intervals and finally set aside, 

 tions Ayere made : 



Almond 



Hazelnut 



Sunflower- seed 



Olive 



Ground-nut 



Poppy 



Castor 



Sesanje 



Apricot 



White mustard 



Camelina sativa 



Walnut 



Beech 



Rape 



Colza 



Linseed 



Black mustard 



Cotton-seed 



Hemp 



After 20 to 30 mins. 

 white or pale-greenish 



lemon-yellow 



pale yellowish 



pale reddish 



red 



rose 



yellowish-orange 



red 



j-ello wish -orange 



cherry-red 



orange 



reddish-yellow 



pale reddish 



reddish-brown (effervesces) 



pale reddish 



dark orange-red or reddish 



brown 



The followins; observa- 



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] hr., hazelnut in 1 hv., 

 olive oil in 1 hr., ground-nut in If hr., sesame in 2^, hr., ajDricot 

 in If hr., beech in 6 hr., rape in 3 hr., colza in 3^ hr., cotton in 

 If hi\ ; the remainder do not solidify at all. 



i^ 123. Behaviour to Snljihuric Acid. — Casselman^ obserA'ed the 

 folloAving rise in temperaiuio when .50 cc. of the oil were mixed 

 with 10 cc. of cone, sulphuric acid : 



Linseed from 14' to lo2 to 134\ 

 Sunflower „ ,, 92 . 

 Poppy „ „ 9-2. 



Olive „ „ 48. 



Almond „ „ 59 . 



AVith the oil from peony-seed Stahre and myself '-^ observed a rise 

 to 68^", whilst almond oil rose to 48°. 



§ 124. Behaviour to Reagents inentloned in § 12. — Casselman has 

 made the following observations Avith the reagents mentioned in 

 §12: 



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

 See also Chateau. 



-Archiv d. Pharm. [3], xiv. 412, 531, 1879 {.Journ. Cheni. Soc. xxxvi, 

 1043). 



