. Chemical testing of milk and cream. Milk; Cream. 30 DETERME^ATION OF SPECIFIC GRAVITY OF MILK. For exact work the specific gravity of milk is deter- mined by comparing the weight of a volume of milk with that of an equal volume of pure water under controlled- temperature conditions. For inspection work an instru- r\. / U7 / \ \ Fig. 27.—Westphal balance. Fig. 28.—Types of ordinary lactometers. ment known as the Westphal balance or the special lactometer described in Bulletin 134 of the Bureau of Ani- mal Industry, United States Department of Agriculture, is sufficiently acciu-ate. Westphal b
. Chemical testing of milk and cream. Milk; Cream. 30 DETERME^ATION OF SPECIFIC GRAVITY OF MILK. For exact work the specific gravity of milk is deter- mined by comparing the weight of a volume of milk with that of an equal volume of pure water under controlled- temperature conditions. For inspection work an instru- r\. / U7 / \ \ Fig. 27.—Westphal balance. Fig. 28.—Types of ordinary lactometers. ment known as the Westphal balance or the special lactometer described in Bulletin 134 of the Bureau of Ani- mal Industry, United States Department of Agriculture, is sufficiently acciu-ate. Westphal balance.—This instrument (fig. 27) consists of a pivoted beam graduated on one arm and bearing a plum-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Animal Industry. [from old catalog]; Shaw, Roscoe Hart. [from old catalog]. Washington, Govt. Print. off.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashingtongovtprin
