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Gas welding equipment. Small kits for gas brazing and welding. Original standard UNE-EN 1326-1996 in PDF full version. Additional info + preview on request

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Amendment 1 - Silica fume for concrete - Part 2: Conformity evaluation. Original standard UNE-EN 13263-2-2006 + A1-2009 in PDF full version. Additional info + preview on request

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Ventilation for buildings. Floor mounted air terminal devices. Tests for structural classification. Original standard UNE-EN 13264-2001 in PDF full version. Additional info + preview on request

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Geotextiles and geotextile-related products. Characteristics required for use in liquid waste containment projects. Original standard UNE-EN 13265-2017 in PDF full version. Additional info + preview on request

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Slow-release fertilizers. Determination of the release of the nutrients. Method for coated fertilizers. Original standard UNE-EN 13266-2002 in PDF full version. Additional info + preview on request

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Gas welding equipment. Thermoplastic hoses for welding and allied processes. Original standard UNE-EN 1327-1996 in PDF full version. Additional info + preview on request

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