Iron ores. Determination of copper - 2,2'-Biquinolyl spectrophotometric method1 Scope This part of ISO 5418 specifies a 2,2 biquinolyl spectrophotometric method for the determination of copper in iron ores. This method is applicable to mass fractions of copper between 0,005 % and 0,77 % in natural iron ores, iron ore concentrates and agglomerates, including sinter products.

This Technical Report describes methods for the calculation of the methane number (MN) of dry natural gas when the composition of the gas by mole fraction is known

BS EN 15153‑4 provides guidance on the devices used for alerting/drawing attention at short range such as soft bell – single sound

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figures and annexes of the general rules thus applicable are identified by reference to BS EN 60947‑1:2007

ISO 8130‑13 is the thirteenth part of the ISO 8130 multi-series and discusses particle size analysis by laser diffraction

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BS EN ISO 17226-2:2019 incorporates the Technical Corrigendum ISO 17226-2:2008/Cor

Some requirements or recommendations in this International Standard require software support

Basic control strategy

BS EN 81 defines lift safety rules to protect people from accidents caused by users

Who is BS 1892-1 - Specification for gymnasium equipment for

it is not ensured that the obtained gloss values correspond to the visual gloss perception (see Annex A)