APPARATUS, MATERIAL, AND REAGENTS. 617 



9. Bismarck-brown. 



(a) Concentrated solution in equal parts of glycerine and water. 



(b) Aqueous solution. 



Bismarck-brown . . . . . 2 

 Alcohol . . . .". . . . .15 

 Distilled water 85 



10. Borax-carmine (Grenacher). 



Borax 2 



Carmine ........ 5 



Distilled water . . . . . .100 



To the dark purple solution add a 5 per cent, solution of acetic 

 acid until a red colour is produced ; set aside twenty-four hours ; 

 filter, and add a drop of carbolic acid. 



11. Cedar oil. 



12. Ehrlich-Biondi solution (Heidenhain). 



To 



Saturated aqueous solution of Orange. G. .100 



Add 



Saturated aqueous solution of Rubin. S. . . 20 

 Methyl-green. OO. 50 



To the mixture .... 1 



Add water 100 



13. Eosin. 



(a) Saturated alcoholic solution. 



(b) Aqueous solution. 



Distilled water. .... .100 



Eosin . . .... 5 



14. Ether. 



15. Fuchsine. 



(a) Saturated alcoholic solution. 



(b) Aqueous solution. 



Fuchsine .... 



Alcohol .15 



Water ..... .85 



16. Gentian- violet. 



(a) Saturated alcoholic solution. 



(6) Aqueous solution. 



Gentian-violet. . . 2 -25 



Distilled water . 100 



OP THH 



1 UNIVERSITY 



