No, but the acoustical properties of fabric can be predicted by simply looking at the method of installation and the weight of the fabric (oz/sq yard).

"A lightweight curtain may have an NRC of only 0.20 whereas a heavy, flow-resistant fabric, draped to half area, may rate NRC 0.70 or more." Architectural Acoustics: Principles and Practice, W.J. Cavanaugh 1999.