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Metallic manganese and nitrated manganese. Methods for the determination of copper
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Food-stuffs. Methods for detection and determination of aflatoxins B1 and M1 content
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Short-circuits and overloads protection of railway power supply systems. Part 1. General principles and rules of protections, blockings and network automatics in power supply systems
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Hexagonal nuts for flanged connections for Pn 10-100 MPa (100-1000 kgf/cm2) technical requirements
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