It specifies requirements for single-use and re-usable glass and plastics tubes for measuring the erythrocyte sedimentation rate (ERS) by the Westergren method, and for a support to hold tubes during the performances of the test. These so-called "We..
Specifies metrological and constructional requirements for volumetric pipettes with
one mark (total delivery) and for volumetric pipettes with two marks, both of which are adequate for general
laboratory purposes..