182 



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



No. 3644. 

 No. 3640. 



3616. CULTURE FLASKS, Kollc, of Pyrex glass, with neek indentation to prevent the culture medium 

 from flowing out. Extensively used in the preparation of typhoid vaccine. Capacity, 320 cc; 



number in original ease, 84 each $0.75 



per dozen in original case 8.10 



3618. CULTURE FLASK, Freudenreich's, with ground on cap. Capacity, 25 cc 55 



3620. CULTURE FLASK, Freudenreich's, same as No. 3618, but with side" tube 75 



3622. CULTURE FLASKS, Miquel, with flat bottom and ground on cap. 



Capacity, cc 50 75 



Each 1.00 1.25 



CULTURE SLIDES, see Microscope Accessories. 

 CULTURE TUBES, see No. 13358 Test Tubes. 

 3628. CUPELS, Bone Ash, highly absorbent. 



Diameter, inches 1% 1% 1% 



Per dozen 45 .55 .60 



Per 100 3 00 3.75 4.25 



3630. CUPELS, Casite, extremely hard when cold, standing transportation without damage. When 

 heated they become soft and as absorbent as the best bone ash. 



Diameter, inches ~: l 1 ^ 1% 1% 



Per dozen 25 .35 .40 



Per 100 1.65 2.50 2.75 



CUPEL HOLDER, see Blowpipe Apparatus. 



3634. CUPEL RAKE, of iron, 24 inches long '.'. 60 



3636. CUPEL SHOVEL, of iron, 24 inches long 60 



3638. CUPEL MOLDS, of brass, finely finished. 



Diameter, inches l 1 ^ 1% 1% 



Each 1.75 2.00 2.25 



3640. CUPEL MOLDING- MACHINE, Iler's, with foot pedal for securing pressures, leaving both hands 

 free. Capacity, 500 cupels per hour. Shipping weight, 40 pounds. For both I 1 /! and IVi inch 



cupels ." i 30.00 



3642. CUPEL MOLDING- MACHINE, same as No. 3640, but equipped for making 1^4 , 1%, 1% and 



2 inch cupels 40.00 



3644. CUPEL TRAY, of -iron, with detachable handle, for 16 cupels 1.00 



CUPS, Annealing, see Annealing Cups. 



CUPS, Porous, for use with batteries, see Batteries. 



CUPS, Swimming, see Swimming Cups. 



