210 



Apparatus, Supplies and Materials for General Use. 



No. .-ililT 



51228. 



51234. 1:4. 



51252. 



s. d. 



51,217. Star Burner Attachment and Wide Burner Attachment for No. 51,216 0. 1. -' 



51.220. Tripod, iron, 100 mm internal diameter of ring 0. 1. (> 



51.221. --idem, 120 0. 1. 1 



51.222. --idem, 150 0. 1. 4 



51.223. Tripod with 2 inset plates, Figure, of iron 0. 3. 



51.224. Wire Triangle 0. 0. 1 



51.225. - - idem, covered with small clay tube: 



50 60 80 mm side of triangle 



0. 0. 2 0. 0. 2 1 /, 0. 0. 3 



51.226. Wire Net, of i r o n, 10 cm square 0. 0. 4 



51.227. Wire Net, of b r a s s, 10 cm square 0. d. 5 



51.228. Wire Nets, of asbestos wire, Figure, cap-shaped, for Bunsen stands; can also be 

 used as supports for beakers, flasks, evaporation dishes, crucibles, etc. which are being 

 heated. One Set comprising one each of 7, 10 and 13 cm diameter 0. 3. 



51.229. Air Bath, Figure, Ostwald's, with lighting flames, round type 0. .">.<) 



51.230. -- i d e m (Muck's), rectangular, Figure, with arrangement for heating. . . . 1. !.">. o 



51.231. Asbestos Dishes (M. T., p. 11): Diameter cm 10 15 20 



0. 0. 4 0. 0. 7 0. 0. 10 



51.232. Water Bath, of copper, with insertion rings, Figure, 20 cm diameter 0. s. o 



51.233. - - The preceding, with constant level, Figure, with insertion rings, plate 



with small apertures, cover and tripod 0. is. o 



51.234. Evaporation Apparatus (Water Bath) (Loessner's), without rings, with iris adjustment, 

 constant level, on tripod 1. 1. 



Electrically-heated Water Baths, Figure, hemispherical, constructed of copper, with 

 copper inset rings, for 100 110 volts, 4 7 amperes. 



List No. 51,235 51,236 51,237 51,238 



Diameter cm 12 15 18 '22 



Price 1. 18. 2. 4. 2. 10. 2. 16. 



The water baths can be supplied for either direct or alternating current voltages up to 250 volts. 

 \Vlion ordering, kindly mention voltage available. 



Coolers (Liebig's), Fig. 51,241, with funnel pipe and brass jacket, on massive stand. 



List No. 51,239 51,240 51,241 



Size cm 40 55 65 



Price 0. 15. 0. 16. 0. 18. 



Cl. 324'.. M? 

 :!L'4I!, I IT 



'. I 4.'.. 

 136. 



