LABORATORY SUPPLIES AND CHEMICALS 



239 



3640 



3640(a) 



3641 



3639D 



3640 PLATINUM ANODE. 

 3640(a) PLATINUM ANODE 



3641 PLATINUM CATHODE, Open Cylinder. 



3642 PLATINUM CATHODE. 



3639D PLATINUM CRUCIBLE, J. Lawrence Smith Form, for Alkali determi- 

 nation. Weight, including cover, grammes, 35. . . . '. .$00.00 



3643b 



3643(b) PLATINUM COM- 

 BUSTION BOATS. 



Length 

 l l / 2 in. 



in. 



364. r > 



Size: 



Approximate 



Weight 



3 Grammes 



3.8 Grammes 



7 Grammes 



12 Grammes 



3644 PLATINUM 

 BOAT AND 

 HOLD ER, 



Blair's Form. 

 A pproximate 

 weight of 

 Boat and 

 Holder 30 gr. 



3644 



3645 PLATINUM ANODES. Gauze 

 Cathode. Wire Frame Anode. 



3645(a) PLATINUM ANODES. Open 

 Gauge. Cylinder. 



3645(b) PLATINUM ANODES. Closed 

 Gauze. Cylinder. 



3645(c) PLATINUM ANODES. Rotat- 

 ing Gauze. 



3645(a) 



3645(t>) 3645(c) 



At Prevailing Market Price 



