1 x 5 mL light green (mint) top PST tube. Gold top SST tube is also acceptable.
Age
Male/Female
Units
0-17 years
3.20-4.40
mmol/L
18-29 years
3.20-4.60
30-49 yers
3.80-5.20
50-65 years
4.20-5.20
66-150 years
4.20-6.20