42 



CONTROL SERIES No. 69 

 Ammo-Phos. 



Miscellaneous. 

 Garbage Tankage 



(a) There was found: ammoniacal nitrogen .22%, water soluble organic nitrogen .67%, and 

 water insoluble organic nitrogen 1.71%. The activity of the latter was 25% by the alkaline, and 

 68.6% by the neutral permanganate method. 



(ft) The nitrogen in this product showed no ammoniacal or nitrate nitrogen, .53% water soluble 

 organic and 2.40%. water insoluble organic nitrogen. The activity of the latter was 28.20% by 

 the alkaline, and 69.6% by the neutral permanganate method. 



Ground Tobacco Stems. 



a Also contained organic matter 46.75%, calcium oxide 13.31%, magnesium oxide 1.23%. 

 b .\lso contained organic matter 68.23%', calcium oxide 6.26%, magnesium oxide 2.14%. 



