32 



CENTEAL SCIENTIFIC CO., CHICAGO. U. S. A. 



402. 



464. 

 466. 



468. 



470. 



472. 

 474. 



No. 462. 



No. 470. 



BALANCE, Analytical, a rapid short arm balance of moderate price especially suitable for 

 industrial work. Widely used in flour milling and baking laboratories. 



Distinctive features: 



Short beam of hard-rolled aluminum. 



Beam graduated in 50 divisions each side of center. 



Spirit level in rear of base of column. 



Rear door can be raised or removed for weighing pipettes, etc. 



Large drawer for weights. 



Patented rider arrangement. 



Separate pan arrest, stopper of which can be locked. 



Capacity 



Sensibility 



Weight of rider. 



. 100 grams. 



. l/10th milligram. 



.5 milligrams. 



Specifications : 



Dimensions of case.... 16 Vi x 19 x 9V& inches. 



Length of beam ....... 6 inches. 



Diameter of pans ..... 2^ inches. 



Width of bows ........ 4% inches. 



Equipment furnished: 



One pair 3-inch watch glasses. 



Two 5-inilligram riders. 



AVood bench for specific gravity work. 



Price ............................................................................. $75.00 



BALANCE, Analytical. " Same as No. 462, but with all metal parts heavily gold plated . . . 85.00 

 BALANCE, Analytical. Same as No. 462, but with heavy black plate glass base over the 



mahogany base .................................................................... 85.00 



BALANCE, Analytical. Same as No. 466, but with all metal parts heavily gold plated. . . 95.00 

 BALANCE, Analytical. 



Distinctive features: 



Short beam of hard-rolled aluminum. 



Beam graduated in 50 divisions on each side of center. 



Large drawer in base for weights. 



Patented rider arrangement. 



Knife edges relieved from contact with bearings when not in use. 



Separate pan arrest, stopper of which can be locked. 



Time of complete oscillation 12 seconds. 



Specifications : 



Dimensions of case. . . . 16H x 19 x 9 ^ 



Length of beam 6 inches. 



Diameter of pans 2% inches. 



Width of bows 4% inches. 



Equipment furnished: 



One pair 3-inch watch glasses. 

 Two 5-milligram riders. 



Price . 



inches. Capacity 100 grams. 



Sensibility l/20th milligram. 



Weight of rider 5 milligrams. 



Wood bench for specific gravity work. 

 Weighing tube stand and counterpoise. 



. . . 90.00 

 BALANCE, Analytical. Same as No. 470, but with heavy black plate glass base over the 



mahogany base 98.00 



BALANCE, Analytical. Same as No. 472, but with capacity 200 grams, and sensibility 



1/20 mg 105.00 



