Scientific American Supplement, No. 288, July 9, 1881 by Various
page 54 of 160 (33%)
page 54 of 160 (33%)
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Quantity, 19 cc. 36 cc. 72 cc.
Cream, 52-4, vol.% 58 62 Reaction, Neutral. Slightly alkaline. Slightly acid. Sp.gr., ---- ---- 1023.7 In 100 parts by weight. Water............67.567 69.286 66.697 Solids...........32.433 30.714 33.303 Fat..............17.546 19.095 22.070 Solids not fat...14.887 11.619 11.233 Casein...........14.236 3.694 3.212 Sugar............14.236 7.267 7.392 Ash.............. 0.651 0.658 0.629 Ten grammes were taken for analysis, and in No. III. duplicates were made. It is evident from these analyses that the milk approaches the composition of cream, yet it did not have the consistency of ordinary cream--as cream even rose upon it. Under the microscope the globules presented a very perfect outline, and were beautifully even in size and very transparent. The cream rose quickly, leaving a layer of bluish tinge below. The milk was pleasant in flavor and odor, and very superior in these respects to that of many animals such as goats or camels, and in quality equal to that of cows. Nor did the milk emit any rank odor on heating. When ten grammes were evaporated to dryness, the last portions of water |
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