Lavender/Purple

ADD: EDTA

tests: CBC, differential WBC count, H & H, ESR, reticulocyte, HbA₁C,Hgb or Hb, platelet count, RBC count

Pink

ADD: EDTA

Tests: Crossmatch

Grey

ADD: Potassium Oxalate & Sodium Fluoride

Tests: FBS, PPT, GTT, Alcohol level

Light Blue

ADD: Sodium Citrate

Tests: PT, PTT

Black

ADD: Sodium Citrate

Tests: Sedimentation rate (ESR)

Light Green

ADD: thixotropic gel & heparin

Tests: STAT electrolyte

Dark Green

ADD: Sodium/Lithium heparin

Tests: ammonia

Yellow

ADD: SPS

Test: blood culture, CBC

ADD: ACD

Test: DNA, HLA

Dark Blue

ADD: Sodium EDTA

Tests: Trace metals Co, Al, lead, Hg

Plain Red (PR)

ADD: none

Tests: Blood type & Rh factor, HIV, Bb, PSA, CPK, Digoxin level, dilantin, T_3,T₄, TSH, and Progysterone

Red/Grey

Marble

Tiger

Jungle

Speckle

SST

ADD: thixotropic gel + clot activator

Tests: liver profile, renal profile, cardiac profile

Gold

ADD: thixotropic gel + clot activator

Tests: liver profile, renal profile, cardiac profile

(same as red/grey,marble, etc.)

ADD: Sodium heparin

Tests: lead

Orange

ADD: Thrombin

Tests: STAT chem

Order of Draw

Yellow

Light Blue

Plain Red

SST & Gold

Green

Lavender/Pink

Grey