UREA NITROGEN 24 HR URINE (TUN)
: Enzymatic Hydrolysis
: 0-150 yrs: 6 - 20 g/day
: 24 hour urine container - plain
: 24 hour urine- total 24 hour collection
: 50 mL urine
: 15 mL urine
: See Special Instructions.
: <3 days at 2-8 degrees C; freezing is not recommended
: Refrigerate during 24 hour collection to prevent bacterial growth, which will lowers BUN content.
Click here to print the 24 Hour Urine Collection Guide.
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