1890.] 



PUBLIC DOCUMENT — No. 33. 



271 



5. Analyses, etc. — Continued. 



Wool Waste. 



[I. sent on by F. D. Barker, Soutli Acton, Mass.; II. sent on bj C. W. Mann, 



Metbuen, Mass.] 



''Mud Crab." 

 [Sent on l)y L. B. Smith, Eastham, Mass.] 



Moisture at 100° C 



Ash, 



Total ijhosphoric acid (6 cents jier pound), 

 Soluble phosphoric acid, .... 

 Keverted phosphoric acid, .... 

 Insoluble phosphoric acid, .... 

 Nitrogen (17 cents per pound), . 

 Insoluble matter, 



Per Cent. 



7.67 



6.71 



1.25 



.28 



.62 



.35 



8.84 



.91 



Tobacco Dust. 

 [Sent on from Syracuse, N. Y.] 



Moisture at 100° C, . 

 Potassium oxide (4| cents per jjound), 

 Phosphoric acid (6 cents per jjound), . 

 Nitrogen (17 cents per pound), . 



Insoluble matter, 



Valuation per ton, .... 



Per Cent. 

 12.98 



9.04 



2.09 



3.00 



.40 



|20 39 



