Water quality. Sampling - Guidance on the preservation and handling of sludge and sediment samples1 Scope This part of ISO 5667 provides guidance on procedures for the preservation, handling and storage of samples of sewage and waterworks sludge, suspended matter, saltwater sediments and freshwater sediments, until chemical, physical, radiochemical and or biological examination can be undertaken in the laboratory. The procedures in this part of ISO 5667 are only applicable to wet samples of sludge, sediment and suspended matter. NOTE Samples of

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BS 5070-4 is a British Standard that discusses the use and benefits of Logic diagrams during drawing engineering diagrams

BS 5067 does not apply to transformers of the types covered by BS 2538 and BS 5126-4

ISO 1183-2 specifies a gradient column method for the determination of the density of non-cellular moulded or extruded plastics or pellets in void-free form

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repeated free fall and bounce tests are performed with the specimen free

and on the ‘process approach’

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BS EN 14296 specifies characteristics for the cleanability

Who is BS 6381 - Specification for drawing boards for

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