636 APPLICATION OF METHODS OF BACTERIOLOGY 

 STAINING- AND MOUNTING-REAGENTS. 



200 c.c. of saturated alcoholic solution of fuchsin. 



200 c.c. of saturated alcoholic solution of gentian- violet. 



200 c.c. of saturated alcoholic solution of methylene-blue. 



200 grams of pure aniline. 



200 grams of C. P. carbolic acid. 



500 grams of C. P. nitric acid. 



500 grams of C. P. sulphuric acid. 



200 grams of C. P. glacial acetic acid. 



1 liter of ordinary 93-95 per cent, alcohol. 



1 liter of absolute alcohol. 

 500 grams of ether. 



500 grams of pure xylol. 

 50 grams of Canada balsam dissolved in xylol. 

 100 grams of Schering's celloidin. 



10 grams of iodine and 30 grams of potassium iodide in 

 substance. 



100 grams of tannic acid. 

 100 grams of ferrous sulphate. 

 Distilled water. 



FOR NUTRIENT MEDIA. 



| pound of Liebig's or Armour's beef-extract. 

 250 grams of Witte's or Sargent's peptone. 



2 kilograms of first quality gelatin. 

 100 grams of agar-agar in substance. 



200 grams of sodium chloride (ordinary table-salt). 

 500 grams of pure glycerin. 

 50 grams of pure glucose. 

 20 grams of pure lactose. 

 100 grams of caustic potash. 



