High-quality 1.8-2ml microcentrifuge tubes, pack of 10, ideal for reagent storage and handling. Featuring an internal screw cap with silicone O-ring seal for secure closure and prevention of leakage, even with hazardous biomaterials. Clear graduations at 0.5ml, 1ml, and 1.8ml. Withstands temperatures from -196°C to +121°C, suitable for liquid nitrogen storage. Internal diameter: 10mm, height: 44mm. RU registration [Note: Specify the actual RU registration number here if applicable].
US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️