These premium 0.5ml conical microcentrifuge tubes are designed for secure storage, transportation, and centrifugation of biological samples in various laboratory applications. Each tube features an integrated, one-handed "Safe-Lock" cap ensuring a leak-proof seal, preventing spills and aerosol formation. A frosted writing area allows for easy sample identification. Manufactured from high-quality polypropylene, these tubes are non-graduated. Order your 500-pack today for reliable and convenient sample handling.
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️