The method does not simulate in-use conditions for finished products. A quantity of simulated urine is discharged onto a test piece of nonwoven coverstock which is placed on a reference absorbent pad of filter paper. Strike-through time is measured electronically.
DS/EN ISO 9073-8:1999 history
1999DS/EN ISO 9073-8:1999 Textiles - Test methods for nonwovens - Part 8: Determination of liquid strike-through time (simulated urine)