SELENIUM, 24-HOUR URINE
10 mL (5 mL min.) aliquot of 24 hour urine collected in an acid washed (metal free) container kit available from ADL. Mix thoroughly. Transfer 10 mL aliquot to vial provided in the kit. Measure 24 hour total volume and record on vial and test request form. Ship refrigerated or frozen. Use powderless gloves during specimen collection.
Sample Daily by 1 pm
Report 3rd Day Evening
Use only specified containers avalable from ADL. If gadolinium, iodine or barium containing contrast media has been administered, the specimen should not be collected for 96 hours.