This document provides guidelines for blood collection and handling procedures. It discusses selecting the appropriate collection tube based on required tests, such as EDTA tubes for hematology tests and serum separator tubes for chemistry tests. Proper patient identification and labeling of samples is emphasized. Venipuncture technique is outlined, including selecting the vein, applying a tourniquet, and cleaning the site. The order of draw for multiple tubes is specified to avoid contamination. Special handling for arterial blood gases and capillary samples is also noted.