Water quality. Sampling - Guidance on sampling of drinking water from treatment works and piped distribution systems
Water quality. Sampling - Guidance on sampling of drinking water from treatment works and piped distribution systems
1 Scope This part of ISO 5667 establishes principles to be applied to the techniques of sampling water intended for human consumption . For the purposes of this part of ISO 5667, water intended for human consumption comprises:
a) all water either in its original state or after treatment, intended for drinking, cooking, food preparation, or other domestic purposes, regardless of its origin, plus
b) all water used in any production undertaking for the manufacture, processing, preservation or marketing of products or substances intended for human consumption unless the competent national authorities are satisfied that the quality of the water cannot affect the wholesomeness of the foodstuff in its finished form.
The guidance given in this part of ISO 5667 is confined to those circumstances where water is drawn from municipal or similar distribution systems (including individual systems) where prior treatment and/or quality assessment has resulted in the water being classified as suitable for drinking or potable process purposes. Specifically, this part of ISO 5667 is applicable to water that is in continuous supply relative to any stage of use up to and including the point of consumption in a distribution system. This includes distribution within large buildings in which additional water quality management might be applicable. This part of ISO 5667 is also applicable to sampling situations that can arise relative to the in...
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