INSPECTION OF COMMERCIAL FERTILIZERS 



41 



Potash Compounds. 



Muriate and High Grade Sulfate of Potash 



aFive bags of this potash were trucked to Greenfield on an order calling for 48% Sulfate of Potash: 

 the purchaser having in mind 48% potassium oxide and the shipper 48% sulfate of potash. The 

 product contained 11.63% magnesium oxide. Proper rebates were allowed for the difference in 

 value. 



Sulfate of Potash-Magnesia. 



