142 



A. DAIGGER & COMPANY, CHICAGO, U. S. A. 



2681 



2681 FILTER PRESS, Laboratory Moore Experimental, round pattern. For labora- 

 tory use, built to stand a pressure of 150 pounds to the square 

 inch. Made with flat plates and frames, so that filter cloth 

 or paper can be used; of iron, with brass valves fitted to 

 pump; weight, about 125 pounds. Net, each $100.00 



FILTER PAPER 



2716 FILTER PAPER, Celeritas. These filters are made of an excellent quality of 



white papers which filters rapidly, and is unusually strong 

 when wet. They give excellent satisfaction in qualitative 

 analysis, and in pharmaceutical and manufacturing work. 

 Round filters, 100 in a package. 



Diam., inches.. 3 3]/ 2 4 5 6 8 10 13 15 18 20 

 Per 100 filters.. $0.20 .22 .24 .30 .40 .66 .92 1.40 1.72 2.40 3.00 



In square sheets, 19x19 inches, per quire $ 0.80 



Per ream.. . 13.60 



MUNKTELL'S SWEDISH FILTER PAPER 

 Weights of Ashes from MunktelTs Swedish Cut Round Filters 



Size 



5.5 Ctm. 7 Ctm. 9 Ctm. 11 Ctm. 12.5 Ctm. 15 Ctm. 



Gram. Gram. Gram. Gram. 



Gram. 



Gram. 



No. 00 0.000011 0.000018 0.000030 0.000045 0.000058 0.000083 



No. 0.000060 



No. OB 0.000085 



No. IF 0.00014 



No. 2 0.00018 



Owing to import restrictions we do not list these papers under present conditions. 

 We shall be glad, however, to quote on your requirements of these filters from our 

 large and comprehensive Chicago stock. 



