Trial Size Primary Antibodies

Validate your research affordably with CST^® trial size antibodies—fast shipping, no full-size commitment. Thousands of our primary, unconjugated antibodies are available in a 20 μL trial size, and more are added every week.

• Lower risk for early-stage target exploration
• Less waste for small-volume assays and arrays
• Trial test before you invest

These affordable 20 µL trial size antibodies let you explore new targets with less stress on your budget, and our industry-leading antibody performance testing and application-specific validation processes guarantee they’ll perform as expected every time. Browse our growing collection of trial size antibodies today!