No. 62215. 



Voltameters. 



943 



62 209. 1 : 6. 



62210. 1:8. 



62 212. 1 : 5. 



62 213. 1 : 4. 



62.204. Gas Coulomb-meter for practical school use, Figure (Hahn, Schiileriibungen, d. 

 p. 381) 0. 12. 



62.205. Copper Voltameter, Figure, with 2 copper plates and surface of 2 sq decimetres 

 for 1 platinum plate, for a current of 5 amperes; without Platinum Plate 



62.206. Platinum Plate for above, according to weight and state of market Approximately 



62.207. Silver Voltameter, Figure, with rod-shaped silver anode, for a current density 

 of 0.25 ampere- without Platinum Bowl (M. P., 10 th Edn., IV, 1, Fig. 468) .... 



62.208. Platinum Bowl for above, according to weight and state of market Approximately 



62.209. U-shaped Decomposing Cell with platinum electrodes, after Friedr. C. G. Miiller 

 (M. T. Fig. 204), Figure 



t>2,2lo. Electrolytic Apparatus after Grimsehl, with lead electrodes, Figure; chiefly for 

 decomposing water with currents of up to 20 amperes (Ztschr. f. d. phys. u. chem. U. 

 16, 1903, p. 162, Fig. 3; Grimsehl, Fig. 846) 



62.211. -- idem, with carbon electrodes, chiefly for generating chlorine 



62.212. U-shaped Glass Tube with platinum electrodes and glass base, Figure (M. P., 



9 th Edn., Ill, Fig. 457; Gan.-Man. Fig. 717; Gan.-Kein. Fig. 946) 0. 8. 



62.213. Copper Voltameter, Figure, after Friedr. C. G. Miiller (M. T. p. 290) 0. 8. 



62.214. Copper Voltameter, Figure, with 3 copper plates of electrolytic copper . . . .11. 4. 



62.215. Grooved Glass after Friedr. C. G. Miiller, with two electrodes each of copper, lead, 

 carbon, zinc and platinum. The latter are clamped in with the aid of clamps No. 60,172, 



p. 799 (M. T. p. 291), without base clamps 1. 16. 



I'l. 2540, 5823, 5985, 5825, 



4171, S361 , 5901, 4323, 2309. 



3. 10. 

 6. 0.0 



3. 0. (t 

 3. 8.0 



0. 10. 



0. 10.0 

 0. 10. 



