Lab Tube Colors Cheat Sheet

Five test tubes filled with colorful liquids—cyan, orange, yellow, red, and purple—are neatly arranged in a row on a clean, light background, symbolizing laboratory analysis or experiments

Laboratory tests are an essential part of diagnosing, monitoring, and treating various medical conditions. Each type of laboratory test often requires specific types of blood collection tubes, which are designed to maintain the integrity of the sample. The color of these tubes indicates the type of additive or preservative they contain, which determines the tests … Read more