London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Ilford 1928
[Report of the Medical Officer of Health for Ilford]
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36
3. Milk Sampling.—Six samples of "Grade A," 3 samples
of "Pasteurised" and 61 samples of other milk were taken.
The standard for "Grade A" milk is that a sample shall be
found to contain (a) not more than 200,000 bacteria per cubic
centimetre; and (b) no coliform bacillus in one hundredth of a
cubic centimetre.
The following table shows the result of the analyses of the Ilford samples:—
| Sample No. | No. of Bacteria per c.c. | Kind of Milk. | Sample No. | No. of Bacteria per c.c. | Kind of Milk. |
|---|---|---|---|---|---|
| 71 | 47,333 | Ordinary | 106 | 570,000 | Ordinary |
| 72 | 18,000 | 107 | 104,666 | ||
| 73 | 56,333 | 108 | 147,666 | ||
| 74 | 402,333 | 109 | 1,635,000 | ||
| 75 | 1,660 | "Gr. A (T.T.)" | 110 | 635,000 | |
| 76 | 775,000 | Ordinary | 111 | 183,333 | |
| 77 | 40,000 | 112 | 152,666 | ||
| 78 | 387,666 | 113 | 116,333 | ||
| 79 | 146,000 | 114 | 2,720,000 | ||
| 80 | 56,000 | 115 | 157,000 | ||
| 81 | 2,240,000 | 116 | 640,000 | "Pasteurised" | |
| 82 | 900,000 | > > | 117 | 452,000 | Ordinary |
| 83 | 328,000 | 118 | 85,333 | ||
| 84 | 234,666 | > > | 119 | 730,000 | |
| 85 | 975,000 | 120 | 17,866 | ||
| 86 | 353,666 | »* | 121 | 14,566 | |
| 87 | 815,000 | >» | 122 | 264,666 | |
| 88 | 11,966 | »* | 123 | 629 500 | |
| 89 | 15,700 | "Grade A" | 124 | 44,950 | |
| 90 | 133,666 | Ordinary | 125 | 28,333 | |
| 91 | 190,000 | 126 | 895,000 | ||
| 92 | 71,666 | 127 | 535,000 | ||
| 93 | 4,500 | "Gr. A(T.T.)" | 128 | 287,000 | |
| 94 | 221,000 | Ordinary | 129 | 770,000 | |
| 95 | 1,280,000 | 130 | 176,666 | ||
| 96 | 490,000 | 131 | 344,666 | ||
| 97 | 353,000 | "Gr. A (T.T.)" | 132 | 4,733 | "Gr. A (T.T.)" |
| 98 | 38,200 | "Pasteurised" | 133 | 176,000 | Ordinary |
| 99 | 2,855,000 | Ordinary | 134 | 8,400 | |
| 100 | 5,400,000 | 135 | 36,866 | ||
| 101 | 3,445,000 | 136 | 176,666 | ||
| 102 | 90,000 | ' 'Pasteurised'' | 137 | 46,000 | |
| 103 | 10,800 | "Gr. A(T.T.)" | 138 | 57,333 | |
| 104 | 1,400,000 | Ordinary | 140 | 278,333 | |
| 105 | 7,570 | " | 141 | 137,000 |
In all the cases showing an unsatisfactory bacterial report,
the retailers were warned and further samples were taken after
various intervals of time, In all cases, these were satisfactory.