Testing of plastics; determination of the viscosity number of polyethylene terephthalate (PETP) or polybutylene terephthalate (PBTP) in dilute solution— 4 стр.
Plastics - Determination of viscosity number and limiting viscosity number - Part 3: Polyethylenes and polypropylenes (ISO 1628-3:1991, including Technical Corrigendum 1:1992); German version EN ISO 1628-3:1999— 8 стр.
Viscometry - Measurement of kinematic viscosity by means of the Ubbelohde viscometer - Part 1: Viscometer specification and measurement procedure— 9 стр.