Water quality. Evaluation of the aerobic biodegradability of organic compounds at low concentrations - Continuous flow river model with attached biomass Ingestion-build-146508 • Practical guideline for quality

• Practical guideline for quality approaches

This is the third part in a series of published documents (PDs) in support of BS 7974 – a British Standard providing a framework for developing a rational methodology for designs that protect people

BS EN 50470‑1 is the first part of the BS EN 50470 multi-series and discusses general requirements

the document provides guidance on:

11:1986 includes some technical changes with respect to BS 1902-1A:1966 which will be deleted by amendment

Water quality. Evaluation of the aerobic biodegradability of organic compounds at low concentrations - Continuous flow river model with attached biomass Ingestion-build-146508 • Practical guideline for quality