Advanced Additive: Contains Heparin Sodium, an effective anticoagulant that ensures the integrity of your samples. Ideal for precise experimental work where sample preservation is critical. and Safety: Each tube is to a contamination-free environment for sample collection and storage. The green cap design not only makes it visually distinct but also ensures a tight seal to prevent leaks. Versatile Use: Perfect for a wide range of laboratory applications, including clinical diagnostics, research, and educational purposes. The 0.5ml capacity is suited for handling small volume samples efficiently. Integrity: Manufactured by NINTH LIFE, a trusted name in laboratory supplies, ensuring high-quality products directly from . Each tube is meticulously crafted to meet rigorous standards. Certification Assurance: Comes with a CE mark, affirming compliance with European health, safety, and environmental protection standards. This certification underscores the product's reliability and safety in laboratory settings., Weight: 0.46737999544 Pounds, Manufacturer: Oewwthy