Unit Code 8620:
Zinc, Serum
Specimen Required
1. Draw blood in a plain, royal blue-top Monoject trace element blood
collection tube(s) - product #8881-307006 (Supply T184).
2. Allow the specimen to clot for 30 minutes; then centrifuge the specimen
to separate serum from the cellular fraction. Serum must be removed
from cellular fraction within 4 hours of specimen collection. Avoid
hemolysis.
3. Remove the stopper. Carefully pour 1 mL serum into a 7-mL
Mayo metal-free, screw-capped, polypropylene vial (Supply T173),
avoiding transfer of the cellular components of blood. Do not
insert a pipet into the serum to accomplish transfer, and do not
ream the specimen with a wooden stick to assist with serum transfer.
4. Send specimen refrigerated.
5. It is important that the specimen be obtained, processed, and
transported according to instructions in "Metals Analysis -
Collection and Transport" in Special Instructions.
Transport Temperature
Refrig\Frozen OK\Ambient OK
Reject Due To
Specimens Other Than: Serum
Anticoagulants Other Than: NA
Hemolysis: Yes, even if faintly pink
Thawing: NA
Lipemia: No
Day(s) and Time(s) Test Performed
Monday through Saturday; 5 p.m./Continuously
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