UNE - Spanish national standards

Devices to prevent pollution by backflow of potable water. Pipe interrupter with permanent atmospheric vent DN 10 to DN 20. Family D, type C

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Pulps - Determination of acetone-soluble matter (ISO 14453:2014)

Available languages: English, Spanish

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Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H, type A

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Devices to prevent pollution by blackflow of potable water. Pressurised air inlet valves DN 15 to DN 50 . Family L, type A and type B

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Products used for treatment of water intended for human consumption - Bone charcoal

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Gas cylinders - Gas properties and associated classification (FTSC) codes (ISO 14456:2024)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

General requirements for components specifically designed for use in trenchless construction of drains and sewers.

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Dentistry - Handpieces and motors (ISO 14457:2017)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Personal eye-equipment - High performance visors intended only for use with protective helmets (Endorsed by Asociación Espanola de Normalización in October of 2018.)

Available languages: English

Available design: electronic design (pdf), Print design

Safety and control devices for burners and appliances burning gaseous or liquid fuels - Control functions in electronic systems - Methods for classification and assessment

Available languages: English, Spanish

Available design: electronic design (pdf), Print design