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Perfume and cosmetic products. Analytical methods. Determination of traces of mercury by atomic absoption spectrometry cold vapour technology after pressure digestion
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Carbon steel and unalloyed cast iron. Methods for determination of phosphorus
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Industrial automation systems and integration. Product data representation and exchange. Part 439. Application module. AP239 product life cycle support
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Luminaires. Part 2-4. Particular requirements. Portable general-purpose luminaries
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Low voltage systems. Cable systems. Creation and service of cable systems in customers' premises. Planning and installation
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