Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Port of London]
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| Date. | Sample. | Result of Analysis. | Action taken. | |
|---|---|---|---|---|
| 1935. | ||||
| Oct. 1 | Raisins (4) | These samples on examination gave the following results:— | None. | |
| Sample No. | Sulphur Dioxide, parts per million | |||
| l | 125 | |||
| 2 | 330 | |||
| 3 | 70 | |||
| 4 | 270 | |||
| „ 4 | Sardines | Contained 2 parts of lead per million. | None. | |
| „ 4 | Tunny Fish | Contained 3 parts of lead per million. | None. | |
| „ 29 | Sardines | Sample contained six parts of lead per million. | None. | |
| „ 29 | Sild* | This sample was found to contain tin and tin compounds equivalent to 2.75 grains of tin per pound. Free from presence of lead. | Further samples taken. | |
| „ 31 | Fruit Cakes | This sample on examination was found to be free from the presence of prohibited colouring matter and preservatives. | None. | |
| „ 31 | Smoked Sealachs (Salmon.) | This sample was found to contain benzoate preservative equivalent to 420 parts of benzoic acid per million. Free from the presence of metallic contamination. | Consignment re-exported. | |
| Nov. 4 | Sild* | This sample on examination was found to contain tin and tin compounds equivalent to 3.5 grains of tin per pound. | Consignment destroyed. | |
| „ 4 | Citrus Fruit | This sample contained a trace of arsenic approximately equivalent to one-tenth of one part of arsenic per million, which may have been due to the skin having at some time been treated with an arsenic compound. No other deleterious substance was detected. | None. | |
| „ 6 | Fruit Pulp (2) | These samples on examination gave the following results:- | Consignment re-exported. | |
| Sample | Sulphur Dioxide parts per million | |||
| Peach | 1,920 | |||
| Greengage | 1,585 | |||
| „ 6 | Sliced Salmon | Contained 320 parts of benzoic acid per million. No other preservative was detected. | Consignment re-exported. | |
| „ 6 | Sliced Salmon | Free from the presence of preservatives. | None. | |
| „ 7 | Sardines | Contained 15 parts of lead per million. | Analysis in connection with investigation for Ministry of Health. | |
| „ 7 | Sild | Contained 5.62 grains of tin per pound. | Analysis in connection with investigation for Ministry of Health. | |
| „ 8 | Unsweetened Fruit Juice | Contained 320 parts of benzoic acid per million. | Consignment destroyed. | |
| „ 8 | Herrings | Free from the presence of preservatives. | None. | |
| „ 8 | Tomato Puree | Free from the presence of copper. | None. | |
| „ 8 | Chutney | Free from the presence of preservatives. | None. | |
| „ 8 | Silds | Contained five parts of lead per million. Free from presence of tin. | None. | |
| „ 8 | Dressed Lobster | Free from presence of either lead or tin. | None. | |
| „ 8 | Sild | Contained 1.65 grains of tin per pound. | None. | |
| „ 8 | Sild | Contained 3.87 grains of tin per pound. | Awaiting re-exportation. | |
| „ 12 | Sliced Salmon | These samples on examination gave the following results:- | Samples Nos. 1 and 2 | |
| Sample No. | Benzoic Acid, parts per million. | None. | ||
| l | None | Samples | ||
| 2 | None | Nos. 3, 4 and 5 | ||
| 3 | 350 | awaiting | ||
| 4 | 220 | re-exportation. | ||
| 5 | 240 | |||
| „ 12 | Tomato Puree | Found to be free from the presence of prohibited preservatives and copper. Only a trace of tin. | None. | |
| „ 12 | Tomato Sauce | Contained 11 parts of copper per million. | None. | |