1.0 mL Plasma in a PST Mint Green Top Tube - Li Heparin (preferred)
or
1.0 mL Serum in a SST Gold Top Tube
1.0 mL Serum in a SST Gold Top Tube (Centrifuge within 4 hours of collection)
or
1.0 mL Serum from a Red Top Tube in a Plastic Vial (Centrifuge and separate within 4 hours of collection)
or
1.0 mL Plasma from a Green Top Tube - Li Heparin in a Plastic Vial
6 days Refrigerated
4 hours unspun
0.2 mL
0 days to 1 year: 14 - 23 mmol/L
1 year to Adult: 21 - 29 mmol/L
Low: < 10 mmol/L
High: > 45 mmol/L
01420185
82374