410 



CENTRAL SCIENTIFIC CO., CHICAGO, U. 8. A. 



No. 10806A. No. 10806B. No. 10806C. No. 10808A. No. 10808B. No. 10808C. No. 10810. 



No. 10828. 



No. 10812B. No. 10812C. No. 10814. 



No. 10822. 



No. 10834. 



1080C. ELECTRODES, Platinum Anodes, for electro-analytical work, made of heavy wire. 



No .' A B C 



Length, mm 150 150 125 



Diameter of spiral, mm 38 50 15 



Approximate weight, grams 8-9 20 7 



10808. ELECTRODES, Platinum Cathodes, for electro-analytical work, made of platinum sheet. 



No A B C 



Diameter, mm 57 25 25 



Length of electrode, mm 75 50 50 



Approximate weight, grams 20 11 11 



10810. ELECTRODE, Platinum Gauze Cathode, Hollard's, with special wire frame anode, designed to 

 prevent formation of bubbles. Approximate weight, 37 grams. Diameter of anode, 2 inches. 



10812. ELECTRODES, Platinum Gauze, cylindrical form, of 52-mesh gauze. Diameter, 25 mm; height 

 of cylinder, 50 mm. 



No A B C 



Form open closed rotating 



Approximate weight, grams 7 6 18 



10814. ELECTRODE, Platinum, Classen's Plate, with rod. Diameter, 1 inch; length of stem, 4 inches. 

 In ordering, kindly specify thickness of plate desired. 



10818. FOIL, Platinum. 



Style light medium 



Thickness, inches .001 



Approximate grams per square inch 0.353 



(Other thicknesses from tissue to plates can be supplied upon short notice.) 

 FORCEPS, with Platinum Tips, see Forceps. 

 10822. GATJZE, Platinum. 



Mesh 



Size of wires, B. & S. gage. 



.002 

 0.705 



45 

 31 



Approximate grams per square inch 1.500 



MUFFLES, Platinum, any size or shape made to order. 

 10828. SPATULAS, Platinum. 



No 



Length, inches 



Approximate weight, grams 



10830. SPONGE, Platinum, Wired, for hydrogen ignition. 

 10834. SPOONS, Platinum, for deflagration in blowpipe analysis. 



No A 



Diameter of bowl, inches % 



Depth of bowl, inches %2 



Approximate weight, grams 0.9 



TONGS with Platinum Tips, see Tongs, Crucible. 



2.0 



4.2 



A 



2% 

 5 



D 



4.6 



heavy 

 .004 

 1.411 



52 



38 



0.543 



B 

 4 

 8 



E 



6.5 



