450 



BOAED OF AGRICULTUKE. 



Phosphoric acid, 0.885 per cent. 



Calcium oxide, 41.170 " « 



Carbonic anhydride, 30.60 " " 



One hundred parts contained : — 



Moisture at 100° C 1.700 per cent. 



Carbonate of lime, 69.546 " " 



Tricalcic phosphate 1.935 " , " 



Nitrogen containing organic matter, .... 26.819 " " 



100.000 

 Anali/sis of a Urinary Calculus found in the Bladder of 



m a Hog. 



[Obtained from Dr. Cressey.] 



One hundred parts contained : — 



Moisture at 100° C, . . . 



Tricalcic phosphate, 



Carbonate of lime, 



Phosphate ammoniate of magnesia, 



Nitrogen containing organic matter, 



Diabetic Urine. 



8.650 per cent. 



10.981 " " 

 8.688 " " 

 7.710 " " 



63.971 " " 



[Sent on for examination from Amherst.] 

 Specific gravity, 1.04 per cent. 



Reaction (acid), 



Solids, 8.40 " " 



Grape sugar, 6.95 " " 



Mineral matter (in solids), 1.31 " " 



Containing calcium, phosphoric acid, chlorine, potassium 



oxide, nitrogen, etc. 



Sewage Water. 



[Samples sent on by the Secretary of the State Board of Agriculture, John E. 



Russell.] 



One hundred thousand parts contained : — 



Solids, .... .... 1064.00 per cent. 



Chlorine 491.20 " " 



Sulphuric acid, 71.23 " " 



Phosphoric acid, .... ... traces. 



Magnesium oxide, 57.29 " 



Calcium oxide, 20.20 " " 



Sodium oxide, 182.98 " " 



Potassium oxide, 5.50 " 



Total nitrogen, 8.34 " " 



Nitrogen in free ammonia, 3.22 " " 



Nitrogen in dry matter, 5.12 " " 



This water contains considerable quantity of saline con- 

 stituents peculiar to the water of the ocean. 



