902 



ANNUAL REPORT OF THE 



Off. Doc. 



phosphate, per unit of available phosphoric acid, were, according to 

 the Oil, Paint and Drug Reporier during lOUO-l, G4.2 cts.; during 

 ] 901-2, 62.5 cts. According to the Engineering and Mining Journal, 

 acid phosphate was offered, early this year, for 57.5 to GO.O cents per 

 unit; the retail selling prices in this State decreased from the spring 

 to the fall of last year nearly 7 cents per unit. 



Potash Salts: The reports of the U. S. Bureau of Statistics show 

 the following entries for consumption during the fiscal years 1900 

 and 1901: 



1900 



1901. 



Muriate (pounds), ] 113,032,418 138,561,091 



Kieserit, kainit, etc. (tons) 133,244 187,470 



The German Potash Syndicate regulates the prices on potash salts 

 and has held the 1902 schedule at the same level as that of 1901. 



On the basis of large lots sold through brokers for cash and deliv- 

 ered at Boston, New York or Philadelphia, the schedules announced 

 by the Syndicate are as follows. 



Salt. 





< 



Muriate: 



(80 to 85 per cent., SO per cent, basis), cwt., 



(95 per cent.. 80 per cent, basis), cwt 



Sulfate: 



(90 per cent., 90 per cent, basis), cwt 



(96 per cent., 90 per cent, basis), cwt 



Double manure salt (4S to 50 per cent., 48 per cent, basis), cwt., 

 Kainit (12.4 per cent, actual potash) per ton at port of shipment, 



Sylvinite (per unit potassium sulfate), 



Manure salt (20 per cent, potash), per unit potash, 



|1 80 



2.25 



1 04 



a 80 



%\ so $1 83 



1 83 1 86 



2 OS 2 11 

 2 11 2 14 

 1 09 1 12 



8 sn 



38-39 



62-64 



This trade is so managed that, before March 1, nearly all whole- 

 sale deliveries of the year are contracted for. 



Composition of Eaw Materials. 



In order to form a correct idea of the cost per pound of the fer- 

 tilizing constituents of these materials, it is needful to determine 

 their composition; or, in other words, the quantities of valuable 

 constituents each contains. The following table shows the composi- 

 tion of the raw materials used in the manufacture of fertilizers. Very 



