Tube type Cap Colour Ring Colour Tube Contents
5 mL BD Seditainer glass ESR tube Black Buffered sodium citrate
5 mL glass ESR tube


Label the specimen with:

  • Surname
  • Forename
  • Date of birth (not age) OR unique identity number (MRN number, NHS number)
For further information, see: Pathology policy for specimen and request form labelling for pathology users