London's Pulse: Medical Officer of Health reports 1848-1972

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Wandsworth 1920

[Report of the Medical Officer of Health for Wandsworth, Metropolitan Borough]

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Report of the Medical Officer of Health.
129

Margarine.

Case No.Nature of Report.
24580 per cent. Butter.
24680 per cent. Butter.

Both the above samples were taken in connection with butter
sample No. 244, which, as previously shown, contained 20 per
cent. margarine.
All the samples of margarine submitted contained a boron
preservative, in quantities of 0.5 per cent, or under, calculated as
crystallised Boric Acid, H3BO3.
Of the 53 informal samples of coffee submitted, one, or 1.9
per cent., was found to contain chicory.

Only one formal sample of drugs was submitted, and this was reported against, as under :—

Case No.Nature of Article.Nature of Report.
621Purified Borax.25 parts of Arsenic per million.

Of the 34 samples of drug's submitted informally, four, or
11.8 per cent., were reported against. Of these, one sample of
Rochelle salts was found to consist of carbonate of potash;
whilst two samples of acid calcium phosphate, and a purified
borax were reported against as containing excess of arsenic.
Under the heading "Other Articles," two informal samples
of baking powder were reported against as containing excess of
arsenic; whilst two samples of canned peas—also informal—were
returned as unsatisfactory inasmuch as they were found to contain
sulphate of copper.