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3. Thickening substances. Any evidence of their addition to cream
or to preserved cream. Action taken where found.—
Nil.
4. Other observations if any.—Nil.
Preservatives in Butter.
Of the 107 samples of butter, 73 contained percentages of boric
acid as follows:—
27 samples contained 0.1 per cent.
25 „ 0.2 „
13 „ 0.3 „
8 „ 0.4 „
Preservatives in Margarine
Of the 54 samples of margarine, 48 contained percentages of boric
acid as follows:—
20 Samples contained 01 per cent.
20 „ 0.2 „
8 „ 0.3 „
Margarine Act, 1887, Sale of Food and Drugs Act, 1899,
and the Butter and Margarine Act, 1907.

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