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Railway applications. Infrastructure. Aluminothermic welding of grooved rails. Original standard UNE-EN 16771-2018 in PDF full version. Additional info + preview on request

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Amendment 1 - Forged steel lifting hooks with latch, grade 8. Original standard UNE-EN 1677-2-2001 + A1-2008 in PDF full version. Additional info + preview on request

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Water quality. Guidance on methods for sampling invertebrates in the hyporheic zone of rivers. Original standard UNE-EN 16772-2016 in PDF full version. Additional info + preview on request

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Expertise activities. General requirements for expertise services. Original standard UNE-EN 16775-2016 in PDF full version. Additional info + preview on request

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Resilient floor coverings. Heterogeneous polyurethane floor coverings. Specification. Original standard UNE-EN 16776-2016 in PDF full version. Additional info + preview on request

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Protective gloves. The determination of Dimethylformamide in gloves. Original standard UNE-EN 16778-2016 in PDF full version. Additional info + preview on request

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