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TESTS ON CEMENT 



portioned argillaceous and calcareous materials to which no 

 addition greater than 3% has been made subsequent to 

 calcination. 



REQUIREMENTS FOR HIGH-GRADE CEMENTS 



Packages. Cement shall be packed in strong cloth or 

 canvas bags, or in sound barrels lined with paper, which 

 shall be plainly marked with the brand and the name of the 

 manufacturer. Bags shall contain 94 Ib. net and barrels 

 shall contain 376 Ib. net. 



