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- Latest available (Revised) - Welsh
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This is the original version (as it was originally made).
20. Yn lle Tabl B yn Rhan II o Atodlen 3 a'r nodiadau sy'n gysylltiedig ag ef rhoddir y darpariaethau canlynol —
Column 1 | Column 2 | Column 3 | Column 4 |
---|---|---|---|
Item | Parameters | Units of Measurement | Maximum Concentration |
1. | Escherichia coli (E.coli) | number/250 ml | 0/250 ml |
2. | Enterococci | number/250 ml | 0/250ml |
3. | Colony count 22°C | number/ml | 100/ml(notes 1 and 2) |
4. | Colony count 37°C | number/ml | 20/ml(notes 1 and 3) |
5. | Pseudomonas aeruginosa | number/250ml | 0/250 ml |
Note 1: The total viable colony count should be measured within 12 hours of bottling, with the sample water being kept at a constant temperature during that 12 hour period. Any increase in the total viable colony count of the water between 12 hours after bottling and the time of sale should not be greater than that normally expected.
Note 2: In 72 hours on agar-agar or an agar-gelatine mixture.
Note 3: In 24 hours on agar-agar.”.
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