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 



Garmine ........ 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 (Heidenhaia). 



To 



Saturated aqueous solution of Orange. G. 100 



Add 



Saturated aqueous solution of B.ubin. S. . .20 

 „ „ „ Methyl-green. 00. 50 



To the mixture ...... 1 



Add water . . .... 100 



13. Eosin. 



(a) Saturated alcoholic solution. 



(6) Aqueous solution. 



DistOled water. . . . .100 



Eosia . . ... .5 



14. Ether. 



15. Fuchsine. 



(a) Saturated alcoholic solution. 



(6) Aqueous solution. 



Fuchsine. ....... 2 



Alcohol . . ... 15 



Water 85 



16. Gentian- violet. 



(a) Saturated alcoholic solution. 



(6) Aqueous solution. 



Gentian-violet . . . . . 2*25 

 DistiUed water 100 



