IEC 60038:2009+A1:2021 specifies standard voltage values which are intended to serve as preferential values for the nominal voltage of electrical supply systems, and as reference values for equipment and system design. This seventh constitutes a technical revision. The significant technical changes are: – the addition of the values of 230 V (50 Hz) and 230/400 […]
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IEC 60598-2-20:2022 pdf download, Luminaires – Part 2-20: Particular requirements – Lighting chains. IEC 60598-2-20:2022 is available as IEC 60598-2-20:2022 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 60598-2-20:2022 specifies requirements for lighting chains fitted with series, parallel or a
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ISO 22916:2022 pdf download, Microfluidic devices — Interoperability requirements for dimensions, connections and initial device classification. ISO 22916:2022 specifies requirements for the seamless integration with other microfluidic components and systems to facilitate the process of designing new microfluidic devices (e.g. microfluidic chips, sensors, actuators, connectors). ISO 22916:2022 is applicable to devices in the field of
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ISO 23646:2022 pdf download, Soil quality — Determination of organochlorine pesticides by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD). ISO 23646:2022 specifies a method for quantitative determination of organochlorine pesticides (OCPs) and semi-volatile chlorobenzenes in soil and sediment, using GC-MS and GC-ECD. The limit of detection and the
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ISO 24284:2022 pdf download, Metallic coatings — Corrosion test method for decorative chrome plating under a de-icing salt environment. ISO 24284 specifies the apparatus, reagents, and procedure to assess the corrosion resistance of chromium electroplated parts in the presence of de-icing salts (especially calcium chloride) in the laboratory. ISO 24284 is primarily applicable to decorative
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