326 MATERIAL. L APR TI 



Special apparatus. 



Lunge's Nitrometer. 



Soxhlet's Fat-extraction apparatus 1 . 



Arrangement for continuous agitation. 



Material required. 



Seeds of Cress (Lepidium sativurti). 

 Sainfoin (Onobrychis sativa). 

 Hemp (Cannabis sativa}. 

 Young and ripe fruits of Apple. 



Banana (Musa sapientum}. 



Bark of Willow (Salioc viminalis}. 

 Leaves of Pea (Pisum sativum}. 

 Barley (Hordeum). 

 Clover (Trifolium}. 

 Tropseoluni. 



,, Beetroot or Mangold-wurzel (Beta}. 

 ,, Sycamore (Acer pseudoplatanus}. 

 ., (Old and young) of Sempervivum tectorum. 

 ,, Rhubarb (Rheum). 



,, (of normal) Potato. 

 ,, (of etiolated) Potato. 

 Roots of Beetroot or Mangold-wurzel. 

 Grains of Barley. 

 ,, Maize. 

 Wheat. 

 Bitter almonds. 

 Fresh Malt. 

 , , Yeast. 

 Spirogyra. 

 ,, Shoots of Elodea canadensis, or Sparganium natans. 



1 Schleicher and Schiill have recently introduced paper shells for use 

 with Soxhlet's apparatus in place of the inner tube, which are very 

 satisfactory. 



