Skip to main content
Oxford University Hospitals NHS Foundation Trust

Coronavirus / COVID-19

If you have a new continuous cough and/or high temperaturedo not come to our hospitalsFollow the national advice and stay at home for seven days

Important information about our services and restrictions on visiting our hospitals can be found in the COVID-19 section.

This site is best viewed with a modern browser. You appear to be using an old version of Internet Explorer.


Also known as: Serum Fix; Fix; Paraprotein identification; Myeloma screen

All serum and urine samples with suspected paraprotein bands on capillary zone electrophoresis are typed by immunofixation/immunodisplacement and quantified by densitometry.

Specimen requirements

Serum - 1ml

Urine - 10ml


Price on application

Laboratory turnaround time

Not applicable

Laboratory method

Immunoelectrophoresis and Immunofixation

Reference range/units

Reported descriptiveley as the presence or absence of a paraprotein band

Associated tests

Not applicable

Shipping and storage

UK and Ireland

Ambient temperature and first class post. Hays DX users please enquire via email below.


Ambient temperature if courier will deliver within 72 hours otherwise consider refrigerated transport. Freezing is not a requirement.

Ensure delivery Monday to Friday 07:00 - 17:30.

Further information and contact details

For further information, email