Research Report RR:E33-1011
An interlaboratory study for test method C423 was conducted by ten laboratories to determine whether uncertainty in measuring decay rate contributed significantly to the uncertainity seen in interlaboratory comparison of sound absorption measurements, E33-1010.

Pages:	21		Published:	August 2007
Delivery Format:			PDF Download

Product	Cost
Research Report Only:	$47.00
C423 + Research Report:	$56.40

Related Standards:

C423-09a Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method

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Committee E33 on Building and Environmental Acoustics

Subcommittee E33.01 on Sound Absorption