Bacteriological Methods in Food And Drug Laboratories, With An Introduction to Micro-Analytical Methods
The book Bacteriological Methods in Food And Drug Laboratories, With An Introduction to Micro-Analytical Methods was written by author Albert Schneider Here you can read free online of Bacteriological Methods in Food And Drug Laboratories, With An Introduction to Micro-Analytical Methods book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Bacteriological Methods in Food And Drug Laboratories, With An Introduction to Micro-Analytical Methods a good or bad book?
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coli = SO THE RATING OF SHELLFISH Example E 151 Oysters I. 00 CO. O.IO CC. O.OT CC. Numerical Value I + + + 10 (not 100) 2 + + + 10 (not 100) 3 + I 4 I (not 0) S I (not 0) 1 Total rating for B. coli = 23 The bacteriological examination of oysters from opened or shucked stock very naturally must be somewhat modified from the method as outlined for oysters in the shell. The stock in the con- tainer from which the sample is to be taken must be thoroughly mixed. The containers (wide-mouthed glass j...ars) must be steril- ized and should have a capacity of i quart. By means of a suit- able sterilized ladle (may be flamed with alcohol on the spot), half fill the containers with the oysters and seal containers in such manner as to exclude all outside contamination. Unless the exami- nation can be made within 3 hr. after taking the sample, said sample must be placed on ice. It is very desirable to make the bacteriological examination shortly after the sample is taken. The laboratory technique is much as for oysters in the shell, though it must be borne in mind that dilutions higher than o.oi cc.
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