London's Pulse: Medical Officer of Health reports 1848-1972
View report page
Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
City of London 1935
[Report of the Medical Officer of Health for Port of London]
This page requires JavaScript
Continued from previous page...
| Date. | Sample. | Result of Analysis. | Action taken. | |
|---|---|---|---|---|
| 1935. | ||||
| May 23 | Smoked Salmon | Contained 0.25 grains of tin per pound. Free from presence of prohibited colouring matter and | None. | |
| „ 29 | Sardines | preservatives. On examination were found to contain lead and lead compounds equivalent to 11 parts of lead per million. | Warning letter to Importer. | |
| June 4 | Sardines (4) | These samples on analysis gave the following results :— | Samples 2 and 3—None. Samples 1 and 4—Warning letter to Importer. | |
| Sample No. | Lead parts per million. | |||
| 1 | 10 | |||
| 2 | 8 | |||
| 3 | 6 | |||
| 4 | 17 | |||
| „ 8 | Canned Fish (6) | These samples on analysis gave the following results:— | None. | |
| Sample No. | Tin, Grains per pound | |||
| l | 1.00 | |||
| 2 | 0.08 | |||
| 3 | 0.04 | |||
| 4 | 0.04 | |||
| 5 | Traces | |||
| 6 | Traces | |||
| In addition, all samples were free from presence of prohibited colouring matter and preservatives. | ||||
| „ 13 | Plum Pulp | This sample contained sulphite preservative equivalent to 1,240 parts of sulphur dioxide per million. | None. | |
| „ 18 | Bacon Rind and Cotton Shirt covering. | Both stained with a blue colouring matter which was found to be free from copper, &c. Colour due to an aniline dye, but in very small quantity. | None. | |
| „ 18 | Tea (2) | On examination both samples were found to contain 6 parts of lead per million. | Reported to Ministry of Health. | |
| „ 20 | Sardines | Contained 25 parts of lead per million. | Analysis in connection with investigation for Ministry of Health. | |
| „ 20 | Sild | Contained 2.58 grains of tin per pound. | Analysis in connection with investigation for Ministry of Health. | |
| „ 21 | Oranges | This sample on examination was found to contain traces of boron preservative, which were approximately equivalent to 0.01 grains of boric acid per pound. | Reported to Ministry of Health. | |
| „ 21 | Sardines | Contained 13 parts of lead per million. | Warning letter to Importer. | |
| „ 21 | Smoked Salmon | Free from the presence of lead, and contained not more than a trace of tin. | None. | |
| „ 21 | Herring Roes | Free from metallic contamination. | None. | |
| „ 21 | Brislings | Free from metallic contamination. | None. | |
| „ 21 | Sild | These samples on examination gave the following results:- | None. | |
| Sample No. | Tin Grains per pound. | |||
| l | 0.75 | |||
| 2 | 0.58 | |||
| 3 | 1.04 | |||
| 4 | 0.25 | |||
| „ 24 | Hors d'Œuvre | Free from the presence of copper. | None. | |
| „ 24 | Chocolate Paste | This sample on examination was found to contain benzoate preservative equivalent to 460 parts of benzoic acid per million. | Letter to Importer. | |
| „ 24 | Sardines (3 tins) | Contained 2 parts of lead per million. | None. | |
| „ 26 | Oranges (2) | Neither sample was found to contain boron preservative. | Reported to Ministry of Health. | |
| „ 26 | Sardines | Contained 6 parts of lead per million. (Evidence of slight positive pressure in can.) | Consignment re-exported. | |