ISO 291:1997 Plastics - Standard atmospheres for conditioning and testing
ISO 4591:1992 Plastics; film and sheeting; determination of average thickness of a sample, and average thickness and yield of a roll, by gravimetric techniques (gravimetric thickness)
ISO 4593:1993 Plastics; film and sheeting; determination of thickness by mechanical scanning
EN ISO 7765-1:2004 history
2004EN ISO 7765-1:2004 Plastics film and sheeting - Determination of impact resistance by the free-falling dart method - Part 1: Staircase methods