STAINING, PRACTICAL AND THEORETICAL 



Dissolve the potass, iodide in about lo ml. of the water; then add the 

 iodine, shake till dissolved; add the remainder of the water, 



or: 



Gram's Iodine powder (Michrome No. 435) i gm. 



Water 88 ml. 



Hydrochloric acid, cone. . . . . . . 0.5 ml. 



HAEMALUM (HARRIS) 



Haematoxylin 0-5% aqueous . . . , 100 ml. 



Potash alum . . . . . . • • 5 giri- 



Mercuric oxide powder , . . . . . 0-25 gm. 



HAEMATOXYLIN (ALZHEIMER) 



Haematoxylin 10% in absolute alcohol . . 10 ml. 

 Lithium carbonate 1% aqueous . . • • 3 rnh 



Distilled water . . . . . . -87 ml. 



HAEMATOXYLIN (ALUM), AQUEOUS 



Haematoxylin 0-25% aqueous .. .. 400 ml. 

 Ammonia or potash alum . . . . 20 gm. 

 Thymol i gm. 



Note: The solution deteriorates after two or three months. 



HAEMATOXYLIN (BOHMER) 



A. Haematoxylin 3*5% in absolute 



alcohol 



B. Potash alum 0-3% aqueous 



For use mix i part of solution A with 9 parts of solution B. 



554 



