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 Teddington]
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Sample. | Organisms per c.c. | Minimal amount showing presence of B. Coli. | Bacteriologist's Remarks. |
---|---|---|---|
1 | 950 | - | Sample conforms to prescribed conditions for Pasteurised milk. |
2 | 26,000 | Present in 0.1 c.c. | A good type of ordinary milk. |
3 | 2,250 | Present in 0.1 c.c. | An example of a clean milk of Grade "A" type. |
4 | 104,000 | Absent in 1 c.c. | . The absence of Coliform bacilli suggests Pasteurisation; therefore this sample almost conforms to standard of such. |
5 | 1,500 | - | This sample complies with prescribed conditions for Pasteurised milk. |
6 | 18,800 | Present in 1 c.c. | A milk comparable to a Certified milk on bacteriological grounds. |
7 | 39.800 | Present in 0.01 c.c. | This milk shows a good bacterial count and the coliform content is not unduly high for an ordinary milk. |
8 | 22,980 | - | This sample complies with prescribed conditions for Pasteurised milk. |
9 | 22,600 | - | This sample complies with prescribed conditions for Pasteurised milk. |
10 | 8,800 | - | This sample complies with prescribed conditions for Pasteurised milk. |