APPARATUS, MATERIAL, AND REAGENTS. I' 17 



9. Bismarck-brown. 



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



(b) Aqueous solution. 



Bismarck-brown 



Alcohol . .15 



Distilled water 



10. Borax-carmine (Grenacher). 



Borax 



Carmine . 



Distilled water 



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

 acid until a red colour is produced; set aside twenty-four h.ur> ; 

 filter, and add a drop of carbolic acid. 



11. Cedar oil. 



12. Ehrlich-Biondi solution (Heidenhain). 



Saturated aqueous solution of Orange. G. 



Saturated aqueous solution of Rubin. S. 



Methyl-green. 00. 50 



To the mixtmv 



All -1 "^ 



Add water 



13. Eosin. 



(a) Saturated alcoholic solution. 



(b) Aqueous solution. ^ 



Distilled water. 

 Eosin 



14. Ether. 



15. Fuchsine. 



(a) Saturated alcoholic solution. 



(b) Aqueous solution. 



Fuchsine . I - 



Alcohol . g0 



\VaU-r 



16. Gentian- violet. 



() &itur.-iu-d .-.Icoholic solution. 

 (6) Aqueous solution. 



Gentian-viol JQQ 



Distilled w;r 



