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ISO 6640:2024

Measurement of density of water-sediment mixture using radiation transmission method

General information

Valid from 03.05.2024
Directives or regulations
None

Standard history

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Date
Type
Name
03.05.2024
Main
This document specifies the radiation transmission method for measurement of density of the water-sediment mixture, suspended or deposited, in water bodies such as streams, canals, harbour basins, dams and reservoirs.
The method is based on principles of transmission of X or Gamma rays. This document covers brief description of the operating principle of the method and details of some of the instruments used.
This document applies to the measurement of water-sediment mixture density in water bodies using radiation transmission method, particularly gamma and X-ray transmission method. The working principles, applications, advantages and associated instruments are elaborated in this document.

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