2021BS EN ISO 1628-1:2021 Plastics. Determination of the viscosity of polymers in dilute solution using capillary viscometers. General principles
2009BS EN ISO 1628-1:2009+A1:2012 Plastics. Determination of the viscosity of polymers in dilute solution using capillary viscometers. General principles
0000 BS EN ISO 1628-1:2009
1998BS EN ISO 1628-1:1998 Plastics - Determination of the viscosity of polymers in dilute solution using capillary viscometers - General principles