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



199 



No. 4156. 



No. 4168. No. 4170. No. 4172. 



No. 4158. 



No. 4160. 



No. 4162. 



4153. DISTILLING APPARATUS, similar to No. 4152, but larger and heavier, with cover bolted 

 on and jointed delivery tube. (For illustration, see page 198.) 



No A B C D 



Capacity, gallons 1 2 3 5 



Each . ". '. $26.50 39.60 46.20 52.80 



4156. DISTILLING APPARATUS, for destructive distillation of oils, heavy liquids and solids at 

 high temperatures. Made of heavy copper with brazed seams; with flanges held together 

 by 6 thumb screw clamps. Can be easily taken apart to remove residue. 



No ". A B C 



Capacity, gallons % 1 2 



Each . '. 33.00 37.50 49.50 



4158. DISTILLING APPARATUS. Hortvet's, for determining volatile acids in wines or vinegars, 

 designed by Dr. Julius Hortvet of the Minnesota State Food and Dairy Commission. (See 

 Journal of "industrial and Engineering Chemistry. Vol. 1, No. 1, for January 1909, page 

 31) Y 8.00 



4160. DISTILLING APPARATUS. Hulett's, for Mercury, as used by the United States Bureau of 

 Mines. Consists of a 500 ec flask with long neck ending in a stop-cock, side tube, condens- 

 er and receiver with ground connections. (See Bulletin 42 of the United States Bureau of 

 Mines) 12.00 



4162. DISTILLING APPARATUS, Salleron's, of copper, for use in the determination of the per- 

 centage of alcohol in wine, beer, cider, etc. Capacity, y 3 pint. Complete with alcohol lamp, 

 hydrometer reading from to 100 degrees Proof and Tralle and 100 cc graduated cylin- 

 der 13.00 



Note: For HYROMETERS for Beer, see No. 7676. 



DISTILLING APPARATUS for the determination of ammonia in water, see Water Analysis 

 Apparatus. 



4168. DISTILLING TUBE, for fractional distillation, plain form; length, 9 inches; diameter, % in. .20 



4170. DISTILLING TUBE, with one Isulb; length, 8 inches; diameter, % inch 36 



4172. DISTILLING TUBE, with two bulbs; length, 10% inches; diameter, % inch 50 



