This standard BS EN ISO 8655-4:2022 Piston-operated volumetric apparatus is classified in these ICS categories:
17.060 Measurement of volume, mass, density, viscosity
This document specifies — metrological requirements, — maximum permissible errors, — requirements for marking and — information to be provided for users, for dilutors with a sample uptake capacity (In) from 5 ?l to 1 ml and a diluent capacity (Ex) from 50 ?l to 100 ml. They are designed to deliver the sample and diluent together in measured proportion and measured volume.