Guide for Purchasers and Specifiers of Treated Wood
Edition 1997-07-31

Microbiological safety cabinets. Information to be supplied by the purchaser to the vendor and to the installer, and siting and use of cabinets. Recommendations and guidance
Edition 2005-03-24

Alcohol interlocks - Test methods and performance requirements - Part 3: Guidance for authorities, decision makers, purchasers and users (Endorsed by Asociación Española de Normalización in February of 2017.)
Edition 2017-02-01

Worms and worm wheel - Part 3: Information to be given to the manufacturer by the purchaser in order to obtain the gear required
Edition 2018-01

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 4: Expander-compressors (ISO 10439-4:2015); English version EN ISO 10439-4:2015
Edition 2015-05

Petroleum, chemical and gas service industries - Packaged, integrally geared centrifugal air compressors (ISO 10442:2002); English version EN ISO 10442:2002
Edition 2005-07

Petroleum and natural gas industries - Rotary type positive-displacement compressors - Part 2: Packaged air compressors (oil-free) (ISO 10440-2:2001); German and English version EN ISO 10440-2:2001
Edition 2003-02

Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 2: Non-integrally geared centrifugal and axial compressors (ISO 10439-2:2015); English version EN ISO 10439-2:2015
Edition 2015-05

Stamped steel parts - Part 1: Technical delivery conditions
Edition 2011-10