The 4 mL PET Sodium Heparin Vacutainer Tube (13 × 75 mm) is engineered for high-quality plasma collection and rapid processing in clinical chemistry and specialized laboratory testing. This sterilized vacuum tube contains sodium heparin anticoagulant, which effectively prevents clotting and preserves plasma integrity, ensuring accurate and stable results for biochemical, toxicology, and trace element assays.

Constructed from high-clarity, durable PET and equipped with a light green cap for easy identification, this tube delivers consistent and dependable performance in demanding laboratory workflows.

• 4 mL capacity ideal for plasma-based chemistry and specialized analyses.

• Contains sodium heparin to prevent clotting and preserve plasma quality.

• Suitable for rapid processing and fast turnaround testing.

• High-clarity PET provides excellent sample visibility and durability.

• Light green cap follows universal color-coding for heparin tubes.

• Sterilized vacuum design ensures safe, contamination-free collection.

• Compatible with automated chemistry analyzers and specialized testing systems.

1. Verify tube integrity and check expiration date before use.

2. Draw blood using a standard venipuncture technique.

3. Ensure the tube is filled completely for proper anticoagulant ratio.

4. Gently invert 8–10 times to mix sodium heparin with the sample.

5. Centrifuge promptly to obtain plasma for analysis.

6. Proceed with testing following laboratory protocols.

• 100 PCS 4.0 mL Sodium Heparin Tube