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Sample collection containers guide

 

Tube Type

Colour

Volume

Tube Characteristic

Usage

Blood culture bottle                    (aerobics and anaerobics)

Special Kit

5 - 10 mL

Contains brain heart enrichment liquid. Swirl sample evenly.

For Blood culture

Coagulation Tube

Blue cap

up to marked line

Contains 3.2 % Citrate as anticoagulant. Strictly fill the tube up to the line.

Used for coagulation testing and other plasma or whole blood determination.

Serum Tube

Red cap

5 or 8 mL

Contains gel separator, which provides an effective barrier between the blood clot and serum after centrifugation.

Used for most biochemical, hormonal and immunological analyses as well as therapuetic drug monitoring.

Heparin Tube 

Green

4 mL

Contains Heparin

For chromosomal studies and other blood determinations.

EDTA Tube (K3)

Violet cap

2 or 5 mL

Contains EDTA (Ethylenediamine tetra-acetic acid). Mix well after collection (do not shake) to prevent clot formation.

Used mostly for haematology/molecular & genetic tests.

ESR Tube

Black

2 mL

Contains Sodium Citrate as anticoagulant. Strictly fill the tube up to the line.

For erythrocyte sedimentation rate (ESR).

Sodium Flouride Tube (NaF)

Grey 

3 mL

Contains Glycolysis inhibitor

Used for Glucose, lactic acid testing, and other plasma or whole blood determinations.

Urine Container

Steril container 

60 mL

Clean sterile container

Used for collection of urine and other fluids (e.g. semen, sputum, etc.)

Urine Container (24 hr. urine)

Steril container 

2000 mL

Clean sterile container

Used for collection of 24 hr. urine.

Stool Container

Sterile container 

-

With attached scope or stick for sample collection

For stool sample of approx. 1 g

Swab Container

Blue/Red cap

-

Blue & white caps swab with media / Red caps swab without media

For Microbiology (mucus, pus sample, etc.)

Container for smears

Special Kit

2 slides

Clean sterile container

Carrier for smear / slide sample

Liquid based cytology ( LBC )

Special Kit

-

Contains Fixative

For female cytology studies