THIAMINE, VITAMIN B1 WHOLE BLOOD
Whole blood is the preferred specimen for thiamine assessment. Approximately 80% of thiamine present in whole blood is found in red blood cells.
Specimen Collection Requirements
Whole Blood, one green (sodium or lithium) or lavendar (EDTA) top tube
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Protect from light within one hour of collection and during storage and shipment.
Frozen and protected from light
Any specimen other than whole blood. Nonfrozen specimens and specimens in glass tubes.
Ambient: Unacceptable, Refrigerated: 4 hours, Frozen: 6 months
High Performance Liquid Chromatography
Thursday, January 5, 2017 03:42:31 AM