Normas ISO

Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Engineering methods for small movable sources in reverberant fields-- Part 1: Comparison method for a hard-walled test room

Intelligent transport systems -- Communications access for land mobiles (CALM) -- Data retention for law enforcement

Copper, lead, zinc and nickel concentrates -- Sampling of slurries

Hexagon socket head cap screws with metric fine pitch thread

Vitreous and porcelain enamels -- Glass-lined apparatus for process plants-- Part 4: Quality requirements for glass-lined flanged steel pipes and flanged steel fittings

Infusion equipment for medical use-- Part 4: Infusion sets for single use, gravity feed