NS-EN 580:1993 Plastics piping systems — Unplasticized polyvinyl chloride (PVC-U) pipes — Test method for the resistance to dichloromethane at a specified temperature
2003NS-EN 580:2003 Plastics piping systems — Unplasticized poly(vinyl chloride) (PVC-U) pipes — Test method for the resistance to dichloromethane at a specified temperature (DCMT)
1993NS-EN 580:1993 Plastics piping systems — Unplasticized polyvinyl chloride (PVC-U) pipes — Test method for the resistance to dichloromethane at a specified temperature