APPARATUS, MATERIAL, AND REAGENTS. 617 



9. Bismarck-brown. 



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



(6) 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 carbohc acid. 



11. Cedar oil. 



12. Ehrlich-Biondi solution (Heidenhain). 



To 



Saturated aqueous solutioa of Orange. G. . 100 



Add 



Saturated aqueous sokition of Euhin. S. . 20 



„ „ „ Methyl-green. 00. 50 



To the mixture ...... 1 



Add water . ■ ■ .100 



13. Eosin. 



(a) Saturated alcoholic solution. 



(6) Aqueous solution. 



Distilled water. . 100 



Bosia . . ■ • • ^ 



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 . . • 



DistiUed water ■ ■ ^^^ 



