95.99 Withdrawal of Standard Mar 20, 2006
ISO
ISO/TC 43/SC 2 Building acoustics
International Standard
91.060.30 Ceilings. Floors. Stairs | 91.120.20 Acoustics in building. Sound insulation
Specifies a method for measuring a quantity called the suspended ceiling normalized level difference when the sound transmitted by paths other than the required paths is negligible.
WITHDRAWN
ISO 140-9:1985
95.99
Withdrawal of Standard
Mar 20, 2006
WITHDRAWN
ISO 10848-2:2006