EN 1303 [documento eletrónico] : building hardware; : cylinders for locks; : requirements and test methods / European Committee for Standardization
NP EN ISO 14001 [documento eletrónico] : sistemas de gestão ambiental; : requisitos e linhas de orientação para a sua utilização (ISO 14001:2015) / Instituto Português da Qualidade
ISO/IEC 17021-1 [documento eletrónico] : conformity assessment - requirements for bodies providing audit and certification of management systems - Part 1; : requirements / International Organization for Standardization
ISO/IEC 27006 [documento eletrónico] : information technology; : security techniques; : requirements for bodies providing audit and certification of information security management systems
NP EN 61034-1:2009/A1 [documento eletrónico] : medição da densidade dos fumos libertados pelos cabos queimados em condições definidas; : parte 1; : aparelhagem de ensaio; : (IEC 61034-1:2005/A1:2013) / Instituto Português da Qualidade
NP EN 61034-2:2009/A1 [documento eletrónico] : medição da densidade dos fumos libertados pelos cabos queimados em condições definidas; : parte 2; : procedimento de ensaio e requisitos; : (IEC 61034-2:2005/A1:2013) / Instituto Português da Qualidade
NP EN 50085-1:2012/A1 [documento eletrónico] : sistemas de calhas e sistemas de condutas para instalações elétricas; : parte 1; : requisitos gerais / Instituto Português da Qualidade
EN 50288-11-2 [documento eletrónico] : multi-element metallic cables use in analogue and digital communication and control - Part 11-2; : sectional specification for un-screened cables, characterized from 1 MHz up to 500 MHz for work area, patch cord and data centre applications / European Commitee for Electrothecnical Standardization
EN 50288-9-2 [documento eletrónico] : multi-element metallic cables use in analogue and digital communication and control - Part 9-2; : sectional specification for screened cables characterized from 1 MHz up to 1 000 MHz for work area, patch cord and data centre applications / European Commitee for Electrothecnical Standardization
EN 50288-10-2 [documento eletrónico] : multi-element metallic cables use in analogue and digital communication and control - Part 10-2; : sectional specification for screened cables characterized from 1 MHz up to 500 MHz for work area, patch cord and data centre applications / European Commitee for Electrothecnical Standardization
EN 124-1 [documento eletrónico] : gully tops and manhole tops for vehicular and pedestrian areas; : part 1; : definitions, classification, general principles of design, performance requirements and test methods / European Committee for Standardization
EN 124-2 [documento eletrónico] : gully tops and manhole tops for vehicular and pedestrian areas; : part 2; : gully tops and manhole tops made of cast iron / European Committee for Standardization