Online Standards Store PDF
Uninterruptible power systems (UPS). Part 1. Safety requirements
Document status: Active
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 2. Methods to determine sound power levels for special reverberation test rooms
Document status: Active
State system for ensuring the uniformity of measurements. Taximeters. Verification procedure
Document status: Cancelled
Biological safety. Technologies used to reduce greenhouse gas emissions. General specifications
Document status: Active
