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



165 



No. 3236. 



No. 3220. No. 3222. No. 3224. No. 3225. No. 3228. 



CONDENSERS 



No. 3240. 



3220. CONDENSERS, Allihn's, of glass with bulb condensing tube, .with adapter sealed on. 



Length of water jacket, inches 6 8 12 15 25 



Length over all, inches 12 14 - 19 22 33 



Each $1.10 1.30 1.80 2.00 3.00 



',',-22. CONDENSER, Hopkins Reflux, with inner jacket 25 cm long. Excellent for quick condensation, 

 as the cold water jacket in the center offers a large condensing surface to the vapor. Length 

 of outside jacket, 27* em; total length, 38 em. (See Journal of the American Chemical 

 Society, for December, 1908) 3.30 



3224. CONDENSERS, Liebig's, of glass with rubber connections and adapter. 



No A B C D E F 



Length of water jacket, inches 10 12 15 20 25 30 



Length of condenser tube, inches 20 22 25 30 37 42 



Each 1.10 1.30 1.40 1.70 2.30 2.60 



322o. CONDENSER TUBES only for No. 3224, H inch in diameter. 



Length, inches ." 20 22 25 30 37 42 



For condenser jacket, inches 10 12 15 20 A 25 30 



Each 30 .33 .40 .45 '.60 .65 



3228. CONDENSERS, Liebig's, all of glass, with inner tube permanently sealed to jacket, with adapter. 



Length of water jacket, inches 10 12 " 15 20 25 30 



Length over all, inches 17 19 22 28 33 38 



Each 1.40 1.60 1.90 2.50 3.50 4.50 



02:>0. CONDENSERS, Liebig's, of glass, with coiled condenser tube sealed in water jacket, with adapter 

 sealed on. 



,. .. Length of water jacket, inches 8 12 15 25 



Length over all, inches 14 19 22 33 



Each 2.00 2.60 3.25 6.00 



:;2.".2. CONDENSERS, Liebig's, of polished brass, 1% inches in diameter, fitted with glass condensing 

 tube and rubber connections. 



Length of brass jacket, inches 15 20 30 



Length over all, inches 25 30 42 



Each 3.90 4.50 600 



::2:!4. CONDENSER, Soxhlet's Spherical, of copper, tinned inside and nickel-plated; diameter, 4 inches 

 3.60 



.S236. CONDENSER. Sulphurous Acid, Fischer's, with two glass stop-cocks on vertical tubes 3.75 



3238. CONDENSER, Sulphurous Acid, Liebig's, with two glass stop-cocks on horizontal tubes. . . . 3.75 



3240. CONDENSERS, Zinc, with heavy block tin worm, for use with Distilling Apparatus No. 4148. 



No " A B C D E 



For still, capacitv, gallons % 1 235 



Height over all, inches ti : ^ 10% 14% 15% 



Diameter outside, inches 7 8% 9% 12% 



Diameter of tin tube, inches :i s % % % % 



Each 5.50 7.00 8.75 11.50 15.00 



3242. CORD, Chalk Line, Masons', i/$ c inch; in hanks of 20 feet Per hank .08 



3244. CORD, Fish line. Silk, braided, 25 yards on card - . .Per card .35 



3245. CORD, Twisted Flax, fine quality, in %-lb. tolls Per ball .80 



