Vacutainer colours and order

Order	Colour Code	Determinations
1	Light Blue	CLOTTING STUDIES INR, Coagulation Studies.
2	Red	SPECIAL TESTS Special tests only as requested by laboratories such as Ham’s Test, Cold Agglutinins, Donath Landsteiner & Cryoglobulins.
3	Gold	HORMONES & SEROLOGY, HAEMATINICS, COMPLEMENT Troponin, Cortisol, FSH, LH, Testosterone, Progesterone, Oestradiol, Prolactin, Growth Hormone, Lithium, PTH. Iron, TIBC, Ferritin, B12, Serum Folate, Haptoglobin. Immunoglobulins, Protein Electrophoresis, Autoantibodies, Complement. Bacterial Serology, Antibiotic Assays.
4	Green	BIOCHEMISTRY, THYROID AND DRUG SCREEN Sodium, Potassium, Bicarbonate, Chloride, Albumin, All Thyroid Analyses, Protein, Creatinine, Urea, Calcium, Billirubin, ALT, AST, Gamma GT, Alkaline Phosphatase, LD, Amylase, Creatine kinase, Urate, Phosphate, Cholesterol, Tryglyceride, Paracetamol, Salicylate, Anticonvulsants, Digoxin, CRP.
5	Lavender	HAEMATOLOGY Full Blood Count, ESR, RBC Folate Sickle Cell (Hb Electrophoresis). Glycated Haemoglobin. Lymphocyte Markers, Viral & Bacterial PCR Viral Load, Blood Transfusion Tests, Functional Complement (CH50), CD4.
6	Grey	GLUCOSE, LACTATE AND ETOH SCREEN Glucose, Ethanol, Lactate.