Skip to Content
Home > Services > Lab Test Catalog > Osmolality Serum
View Additional Section Content
4.0 ml Gold-top serum separator
2 ml serum, minimum 0.5 ml
Specimen Processing Instructions
Serum: Allow to clot. Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes
Centrifuge within 2 hours of collection.
Refrigerate serum if the sample will be tested that day. If the serum can not be processed the same day, freeze. Frozen specimens are stable one week.
If the serum sample cannot be processed the same day, freeze. Frozen: 7 days
If not centrifuged within 2 hours of collection. Plasma samples are not acceptable.
<250 mOsm/kg; >330 mOsm/kg
Daily, Monday - Sunday
Thank you for your feedback!
© 2019 Spartanburg Regional Healthcare System. All Rights Reserved.