Rubber Stopper Colour of Tube | Contents of Tube | Use of Test Tube | Department | Location of Serum | Hemaguard Colour |
Red | no anticoagulant | Rabies, Cat Scratch Fever, Herpes | Serology | Serum at top
Plasma on bottom | RED |
Light Blue | sodium citrate | INR, PT, PTT, APTT | Hematology, Coagulation | Plasma on Top
Serum on bottom | LIGHT BLUE |
Red and Black | Serum Seperator Clot Activator | Beta HCG, Calcium, FSH, LH, Hepatitis | Serology, Chemistry | serum on top
plasma on bottom | GOLD |
Green | Heparin | Blood Gass, Vitamin B1, Vitamin B6 | Chemistry | Plasma on top
Serum on bottom | GREEN |
Lavender | k3EDTA (glass), K2EDTA (plastic) | CBC, WBC, RBC, Hb, ESR | Hematology | Plasma on top, Serum on bottom | LAVENDER |
Grey | Sodium Flouride/Potassium Oxalate | Glucose Blood Alcohol | Chemistry | plasma on top serum on bottom | GREY |
Navy with Red Label | Acid Washed Tube with no additive | Aluminum, Copper, Selenium | Chemistry | Serum on top Plasma on bottom | NAVY WITH RED LABEL |
Navy with Green Label | Acid Washed Tube with Heparin | Lead, Arsenic, Cyanide | Chemistry | Plasma on top Serum on bottom | NAVY WITH GREEN LABEL |
Light Pink | No Anticoagulant | Aids, STDS, | Public Health | serum on top plasma on bottom | PINK |
Pink With Pink Label | EDTA | blood banking, transfussing, Crossmatching | Hematology | plasma on top serum on bottom | PINK WITH PINK LABEL |
no stopper available | plasma separating gel, heparin | Blood Gas, Vitamin B1, Vitamin B6 | Chemistry | plasma on top serum on bottom | LIGHT GREEN |
SST | serum separator clot activator | Beta HCG, Calcium, LH, FSH | Serology, Chemistry | serum on top plasma on bottom | GOLD |
Tiger Top / Mottled | sparator clot activator, serum separator | Beta HCG, Calcium, LH, FSH | Serology, Chemistry | serum on top plasma on bottom | GOLD |