Test Catalog

Test ID: VITC    
Ascorbic Acid (Vitamin C), Plasma

Specimen Type Describes the specimen type validated for testing

Plasma Heparin

Shipping Instructions

Ship specimen in amber vial to protect from light.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Patient Preparation: Fasting overnight (12-14 hours) (infants-draw prior to next feeding). Water can be taken as needed.

Supplies: Amber Frosted Tube, 5 mL (T192)

Collection Container/Tube: Green top (heparin)

Submission Container/Tube: Amber vial (T192)

Specimen Volume: 1 mL

Collection Instructions

1. Immediately place specimen on wet ice. Maintain specimen on wet ice and process within 4 hours of draw.

2. Centrifuge at 4 degrees C, aliquot plasma into amber vial to protect from light and freeze immediately.

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

0.5 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Gross hemolysis Reject
Gross lipemia OK
Gross icterus OK

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
Plasma HeparinFrozen14 daysLIGHT PROTECTED