Specifies the apparatus, the preparation and number of samples, and the test procedure; describes the expression of results and the contents of the test report. This second edition cancels and replaces the first edition (1972).
ISO 2031:1991 history
2015ISO 2031:2015 Granulated cork - Determination of apparent bulk density
1991ISO 2031:1991 Granulated cork; determination of bulk density
1972ISO 2031:1972 Granulated cork — Bulk density test