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Nanotechnologies. Part 4. Nanostructured materials. Terms and definitions
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Petroleum and natural gas industry. Subsea production systems. Hot-Wrought non-alloy and Alloy Steel Bars. Specifications
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Medical electrical equipment. Part 1-2. General requirements for basic safety and essential performance. Collateral standard. Electromagnetic disturbances. Requirements and tests
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Food additives. Sodium-calcium polyphosphate Е452 (iii). Specifications
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Glass and glass products. Optical distortions determination methods
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