228 APPENDIX 



Macerating Mixture • 



Refer to Schulze's Macerating Mixture. 



Mercuric Chloride: 



Mercuric Chloride 0.5 gram 



Alcohol or Distilled Water, to make 100.0 mils 



Millon's Reagent: 



Mercury 10 mils 



Cone. Nitric Acid 90 mils 



Dissolve the mercury in the acid and dilute this solution with 

 an equal volume of water before using. This reagent easily decom- 

 poses, and but small quantities should be prepared. 



Phenylhydrazine Mixture: 



Phenylhydrazine Hydrochloride 3 grams 



Sodium Acetate 4 grams 



Distilled Water 10 mils 



Phloroglucin: 



Phloroglucin 0.1 gram 



Alcohol 10.0 mils 



This reagent decomposes upon standing. 



Picric Acid: 



Saturated alcoholic or aqueous solution. 



Picric Sulphuric Acid: 



Picric Acid, saturated aqueous solution 98 mils 



Concentrated Sulphuric Acid 2 mils 



Pyrogallol: 



Pyrogallol 0.1 gram 



Alcohol 5.0 mils 



Cone. Hydrochloric Acid 5.0 mils 



This reagent decomposes upon standing. 



Schulze's Macerating Mixture : 



Concentrated Nitric Acid with the addition of small 

 amounts of Potassium Chlorate. 



