§ 113. 



URINE. 



217 



Analyses of farm-yard manure by Yoelcker. 



Water 



Soluble organic matteri 



Mineral matter soluble in water 



Silica (soluble) 0.237 



Calcic phosphate, 3CaP04 0.299 



Lime 0.006 



Maj^iiesia 0.011 



Potassa 0.573 



Soda 0.051 



Fresh. 



Sodic chloride 



Sulplmric acid 



Carbonic acid (and loss). 



Insoluble organic matter^ , 



Mineral matters insoluble in water,, 



Silica (soluble) 



Silica (insoluble, and sand)... 



Ferric oxide and alumina 



Lime 



Magnesia 



Potassa 



Soda 



Sulphuric acid 



Phosphoric acid 



Carbonic acid (and loss) 



^Contains nitrogen . 



Free ammonia. , . 

 Ammouiacal salts 



0.030 

 k).055 

 0.218 



0.964 

 0.418 

 1.120 

 0.143 

 0.099 

 0.019 

 0.061 

 0.178 

 0.484 



66.17 



2.48 



1.54 

 25.76 



4.05 



Rotted. 



0.254 

 0.383 

 0.117 

 0.047 

 0.446 

 0.023 

 0.037 

 0.058 

 0.106 



1.424 

 1.010 

 0.673 

 1.667 

 0.091 

 0.045 

 0.038 

 0.063 

 0.274 

 295 



100.00 



0.149 

 0.494 

 0.340 

 0.880 



75.42 

 3.71 



0.47 

 12.82 



6.58 



100.00 



0.297 

 0.309 

 0.046 

 0.057 



FRESH ANIMAL EXCREMENTS. 



URINE. 



118. The following method is designed more particu- 

 larly for the analysis of the urine of herbivorous animals, 

 but it may be applied in the examination of that of carniv- 

 orous animals and man, also. 



a. Specific Gravity. — Determine this in the usual man- 

 ner by comparing the weights of equal volumes of the 

 urine and of water (§ 34), or with the urometer, a species 

 of liydrometer constructed expressly for this purpose; 

 10 



