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Postal services — Parcel boxes for end use — Technical features. Original standard PD CEN TS 16819-2026 in PDF full version. Additional info + preview on request

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Earthworks — Chemical tests. Part 4: Determination of soluble sulphate (in water) content in soils. Original standard PD CEN TS 17685-4-2026 in PDF full version. Additional info + preview on request

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Earthworks — Chemical tests. Part 5: Determination of water-soluble salts content in soils by gravimetric method. Original standard PD CEN TS 17685-5-2026 in PDF full version. Additional info + preview on request

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Ventilation for buildings — Natural ventilation and hybrid ventilation systems in non-residential buildings — Design. Original standard PD CEN TS 18351-2026 in PDF full version. Additional info + preview on request

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Railway applications — System energy efficiency. Original standard PD IEC TS 63498-2026 in PDF full version. Additional info + preview on request

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Geographic information — Metadata. Part 4: JSON schema implementation of metadata fundamentals. Original standard PD ISO TR 19115-4-2026 in PDF full version. Additional info + preview on request

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