Natural Dyes 



223 



PROCEDURES RECOMMENDED BY THE COMMISSION IN WHICH 

 HEMATOXYLIN AND HEMATEIN ARE USED 



Proescher's oil-red-t)yridine for lipoids 



Best's method for glycogen 



Bauer's leucofuchsin method for glycogen 



Heidenhain's hematoxylin for plant histology 



Delafield's hematoxylin for plant histology 



Iron alum hematoxylin and safranin for plant histology 



Hematoxylin for permanent smear preparations of sporo- 



cytes 

 Heidenhain's hematoxylin in plant cytology 

 Regaud's iron alum hematoxylin in plant cytology 

 Gram-Weigert technic for bacteria in tissues 

 Weigert's stain for fibrin and bacteria in tissues 

 With Verhoeff's carbol fuchsin for tubercle bacilli in tissue 



ID3-I9 

 ID3-2I 

 ID3-22 



IIA-7 

 IA-8 



IIA-9 



IIB-6 



IIB-8 



IIB-9 



IIIB3-8 



IIIB3-9 



IIIB3-IO 



