Page 16 - SRL Diagnostics Directory of Services

GENERAL SPECIMEN COLLECTION GUIDELINES

Label tube with Verify the quantity Fill the tubes in
Patient details; use at required for the the right order of
least 2 unique
identifiers (patient tests before draw (see table
name, patient ID, etc.) drawing the sample below)

Follow the guide in Centrifuge for 10-15
Check specimen
quality (hemolysis, the table for the minutes at room
etc) number of temperature (when
inversions applicable)

Clotting
Order of Draw Color Tube type Inversions Centrifugation
time
3.2 % 2 0 0 0 - 2 5 0 0
Sodium 7- 8 N/A RPM
Citrate
Citrate
3.8%
Sodium 7- 8 N/A N/A
Citrate ESR

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Serum N/A 60 mins 3500 RPM
additive

Sodium
Heparin 7- 8 N/A 3500 RPM
Heparin

Hematology K2 EDTA 7- 8 N/A N/A

NAF
Glucose 7- 8 N/A 3500 RPM
Na2EDTA

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