This section has no associated Explanatory Memorandum
2. An ozone-enriched air treatment must not—N.I.
(a)modify the physico-chemical composition of the water in terms of its characteristic constituents; or
(b)leave residues in the water which could pose a risk to public health, or, in the case of the substances listed below, above the levels specified.
| Treatment residue | Maximum limit µg/l |
|---|---|
| Dissolved ozone | 50 |
| Bromate | 3 |
| Bromoform | 1 |