Vitamin B3 (Urine - Timed) Test | Austin Pathology

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Vitamin B3 (Urine - Timed)

Alternate Names	Nicotinic Acid, Niacin, Vit B3, Vitamin B3 24hr Output Urine
Test Code	U24B3
Testing Laboratory	Referred Laboratory
Specimen Type	Urine - Timed
Container Type	24 Hour Urine - Acid Bottle (Contains Hydrochloric Acid)
Medicare Rebate	Yes
Out of Pocket Costs	None
Ordering Information	Spot/random urine is not suitable for testing. A creatinine excretion test is performed on 24 hour urine collections in order to confirm the adequacy of the collection. In timed urine collections other than 24 hours, (+/- 2 hours), the 24 hour excretion cannot be calculated due to different day time and night time excretion patterns of various analytes.
Collection Instructions	Please note the time and date of the start and of the end of collection.
Transport Instructions	Transport ambient at room temperature
Storage Instructions	Store refrigerated at 4°C
Testing Frequency	Weekly
Min Test Volume	50mL
Add On Test Suitability	Add ons for this test cannot be performed.

Container ID	CR, CRS, CB, CBS
CSR Instructions	Instructions for: Regional Specimen Receptions Please forward all 24 hour urine samples at 4°C to Heidelberg Laboratory for processing.
Laboratory Instructions	Instructions for: Heidelberg Sendaways Department A 50mL aliquot is required for this test.
External Laboratory	Chemical Pathology, Royal Prince Alfred Hospital
Accredited Test	Yes

These PDF documents can be downloaded for your reference

Order of Draw (PDF)

Swab Collection Guide (PDF)

Pre-Transfusion Specimen Requirements (PDF)

Requirements for Pathology Service (PDF)