358 



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



33- 



No. 9170. 



No. 3850. 



No. 9174. 



No. 5254. 



No. 9172. 



No. 4192. 



BOTTLES, MILK AND CREAM TEST, STANDARD 



The following bottles (Nos. 9136 to 9142) are made in accordance with the specifications formu- 

 lated by the Bureau of Standards, Washington, D. C., and adopted by the Official Dairy In- 

 structors' Association, and by the State of Indiana. 



9136. BOTTLE, Milk Test, Standard, 6-inch, 18-gram, 8 per cent. Graduated to i/i per cent.. $0.30 

 9140. BOTTLE, Cream Test, Standard, 6-inch, 9-gram, 50 per cent. Graduated to y 2 per cent.. .33 

 9142. BOTTLE, Cream Test, Standard, 9-inch, 9-gram, 50 per cent. Graduated to % per cent . . .40 

 The following bottles (Nos. 9146 to 9160) are made in accordance with the specifications formu- 

 lated by the Dairy and Food Commission, Madison, Wis. 



9146. BOTTLE, Milk Test, Standard, 6-inch, 18-gram, 10 per cent. Graduated to % per cent.. .22 

 9150. BOTTLE, Cream Test, Standard, 6-inch, 18-gram, 30 per cent. Graduated to V 2 per cent.. .33 

 9152. BOTTLE, Cream Test, Standard, 6-inch, 18-gram, 40 per cent. Graduated to */ 2 per cent. . .33 

 9154. BOTTLE, Cream Test, Standard, 7V 2 -inch, 18-gram, 50 per cent. Graduated to % per cent .40 

 9156. BOTTLE, Cream Test, Standard, 9-inch, 18-gram, 30 per cent. Graduated to 7 7 10 per cent. .40 

 9160. BOTTLE, Cream Test, Standard. 9-inch, 18-gram, 50 per cent. Graduated to % per cent.. .40 

 BRUSHES for cleaning Milk and Cream Test Bottles, see general heading Brushes. 

 BRUSH for cleaning Milk Jars, see Brushes. 



3848. CAPSULES, of lead (tin) foil for milk analysis. No A B C 



Size, inches 2%x% 2%xiy 16 3^x^ 



Per 100 2.50 2.50 2.50 



For other CAPSULES, see general heading Capsules. 



9170. CASEIN TUBE, Hart's, for estimating amount of casein in milk. To be used in any Babcock 

 Milk Tester 40 



9172. CATALASE APPARATUS, for determining the presence and relative amount of catalase in 



milk, with measuring arm graduated from to 13 cc in i^ ce divisions. Complete with 

 tube for holding sample, one-hole rubber stopper and glass rod to close hole in stopper. . 3.00 



9173. CHARTS, Milk Record, for one week's record of 15 cows, with spaces for both morning and 



afternoon production, in pounds and tenths per hundred 1.00 



0174. CHURNS, Dazey, for family and experimental use. Jars are of glass, so that process can be 

 watched, and are made square to prevent racing of cream and to give double agitation. With 

 aluminum-coated castings, heavily nickeled cap, hardwood turbine dasher, heavily tin-plated 



dash rod, smooth-running gears, with directions for use. No A B C 



Total capacity, pints 5 7% 9 



Churning capacity, pints 2% 3 % 4 Va 



Each 1.75 2.25 2.75 



. 3850. DISHES, Milk, of aluminum, flat bottom, straight sides. 



No A B C D 



Diameter, inches '2 2% 3 4 



Height, inches V 2 % % 1 



Each 20 .30 .36 .40 



For other DISHES, see general headings Capsules; Dishes, Evaporating; etc. 



4192. DIVIDERS, Plain Brass, for reading graduations on test bottles. Length 4% inches 60 



5254. FAT EXTRACTION TUBE, Roehrig, for the determination of fat in milk and milk products, 

 by the Roese-Gottlieb method, adopted as standard by the Association of Official Agricul- 

 tural Chemists 4.50 



HYDROMETERS, see general heading Hydrometers. 

 HYDROMETER JARS, see general heading Cylinders. 

 JARS, Sample, see general heading Jars. 

 LACTOMETERS, see general heading Hydrometers. 



