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The 46 samples of ice-cream marked * above showed a fat content as follows -
Pat content
per cent
Number of
samples
Percentage of
total samples
Over 14 1 2.17
13-14 0 -
12-13 4 8.69
11-12 5 10.87
10-11 3 6.52
9 - 10 4 8.69
8-9 7 15.22
7 - 8 8 17.39
6-7 12 26.10
5 - 6 2 4.35
The figures for total solids and sugar content in each case complied with
the legal standard.
Bacteriological Examination
In addition to the samples of food submitted to the Public Analyst for
chemical examination, 300 samples were submitted to the Central Public Health
Laboratory, Colindale, for bacteriological examination, as follows -
(a) Milk
156 samples of milk were taken in the Borough to ascertain whether they
complied with the appropriate regulations relating to designated milks
The samples were subjected to the phosphatase test which indicates the
efficiency of the method of heat treatment, and the methylene blue test indicating
the keeping quality of the milk All proved satisfactory