2.1 Raw Sewage Quality
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2.1 Raw Sewage Quality

 For equipment tested ashore, the influent should be fresh sewage consisting of faecal matter, urine, toilet paper and flush water to which, for testing purposes, primary sewage sludge has been added as necessary to attain a minimum concentration of 500 mg/l of suspended solids.

 For equipment tested aboard ship the influent may consist of the sewage generated aboard the vessel under normal operational conditions.

Parent topic: II Testing Considerations
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