184 The Horticulturist* s Rule- Book. 



Analyses, continued. 



41. Bone Charcoal. 



Moisture at 100 C ... 18.16 Reverted phosphoric 



Ash 7224 acid 5.18 



Total phosphoric acid 25.58 Insoluble phosphoric 



Soluble phosphoric acid 20.02 



acid .38 Insoluble matter .69 



42. Ground Bones. (Two samples.) 



i. ii. 



Moisture at 100 C 3.97 12.43 



Ash 49. 35 64. 21 



Total phosphoric acid 19 .49 25.67 



Reverted phosphoric acid 3.80 6.20 



Insoluble phosphoric acid 15-69 19.34 



Nitrogen 4 .04 2.68 



Insoluble matter 0.78 0.42 



43. Dried Blood. 



Moisture 15.02 Nitrogen 8.24 



44. Dry Ground Fish 



Moisture at 100 C 8.34 



Ash 37. 76 



Total phosphoric acid 8. 23 



Soluble phosphoric acid .10 



Reverted phosphoric acid 3.81 



Insoluble phosphoric acid 4.32 



Nitrogen 6. 81 



Insoluble matter 82 



45. Sulphate of Ammonia. 



This article, now manufactured on a large scale as a by- 

 product of gas-works, usually contains over 20 per cent, of ni- 

 trogen, the equivalent of from 94 to 97 per cent, of sulphate 

 of ammonia. The rest is chiefly moisture. 

 Nitrogen 20.02 Equivalent ammonia . 24.30 





