Specimen Requirements

Specimen Type: Urine, random

Container/Tube: Plastic urine
container

Specimen Volume: 30 mL

Specimen Minimum Volume: 1 mL

Collection Instructions: No preservative

1. Acidify the entire collection to a pH of <2.0. 

It is important to acidify the entire collection rather than simply an aliquot. The acid is
added to dissolve calcium salts which frequently precipitate.

AND

Specimen Type: Serum (SST) or Plasma (PST)

Container/Tube: Gold top or MInt top

Specimen Volume: 3 mL

Specimen Minimum Volume: 1 mL