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Analysts' Annual Report. 97
It is with much satisfaction that we are able to draw attention
to the fact that in no single instance was Margarine substituted
for the Butter asked for, and this result when compared with
reports issued some ten years ago, clearly shows that the benefit
derived by the ratepayers as the direct result of efficient inspection,
especially by taking informal samples, is remarkable.
Of the 24 samples of Margarine submitted, two, or 8.3 per
, cent., were found to be free from preservative, other than salt,
whilst the remaining 22, or 91.7 per cent. contained a boron preservative
in quantities under the maximum permissible, namely
0.5 per cent.
The average amount of this preservative was 0.3 per cent.
when expressed as Crystallised Boric Acid; whilst the average
moisture content of all samples of Margarine amounted to 13.5
per cent.
The percentage of Milks returned as adulterated amounted
to slightly over two per cent., 13 samples having been found to
be deficient in fat and nine to contain extraneous water. It
is most satisfactory to be able to record that in no case was preservative
or added colouring matter found.

For the whole year the average composition of these samples
compared with that of legally genuine Milk, was:-
H