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Metallic and other inorganic coatings. Review of methods of measurement of thickness. Original standard BS EN ISO 3882-2024 in PDF full version. Additional info + preview on request

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Solid recovered fuels. Methods for the determination of the content of elements (Al, Ca, Fe, K, Mg, Na, P, S, Si, Ti, As, Ba, Be, Cd, Co, Cr, Cu, Hg, Mo, Mn, Ni, Pb, Sb, Se, Sn, Tl, V, Zn). Original standard BS EN ISO 3884-2025 in PDF full version. Additional info + preview on request

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Steels. Determination of the depth of decarburization. Original standard BS EN ISO 3887-2023 in PDF full version. Additional info + preview on request

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Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones. Original standard BS EN ISO 389-1-2018 in PDF full version. Additional info + preview on request

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Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold sound pressure levels for pure tones and insert earphones. Original standard BS EN ISO 389-2-1997 in PDF full version. Additional info + preview on request

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Acoustics. Reference zero for the calibration of audiometric equipment - Reference equivalent threshold vibratory force levels for pure tones and bone vibrators. Original standard BS EN ISO 389-3-2016 in PDF full version. Additional info + preview on request

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