This International Standard specifies methods for the determination of the total mass per unit area, total pile mass per unit area, and mass of pile per unit area above the substrate, and for the calculation of measured surface pile density and measured pile fibre volume ratio, of textile floor coverings.
BS ISO 8543:1998 history
2020BS ISO 8543:2020 Textile floor coverings. Methods for determination of mass
1998BS ISO 8543:1998 Textile floor coverings - Methods for determination of mass