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.

PD IEC/PAS 61850-9-3 specifies a precision time protocol (PTP) profile of IEC 61588:2009 applicable to power utility automation which allows compliance with the highest synchronization classes of IEC 61850-5 and IEC 61869-9

BS EN 60268-12 is the 12th part of the BS EN 60268 multi-series that focuses on sound system equipment that applies to circular and concentric connectors to be used for the interconnection of sound system components for broadcast and similar use and gives the applications and also the contact arrangement and contact designation for these connectors

This document defines a test sequence that extends the thermal cycling test of IEC 61215‑2

Who is BS EN 1201 - Potassium dihydrogen orthophosphate used for the treatment of water for

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BS EN 50396 dictates the tests which need to be performed on the relevant cable type

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The main aim of BS 5835 is to ensure increased durability and service life of aggregates used for road construction purposes

This determination is made by reviewing the current state of security in the supply chain

BS EN 6059-302 covers preparation of specimens

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Researcher on farming