With external / internal thread for storage of biological material, such as microorganisms, human and animal cells etc. in the gaseous phase of liquid nitrogen.
- PP. Graduated.
- Cryo tubes with external thread (screw-on cap with silicone seal), cryo tubes with internal thread (screw-on cap with sealing cone).
- Temperature stability up to - 196 °C and autoclavable at 121 °C (2 bar), acc. to DIN EN 285.
- Fast opening and closing with 1 ¼ turn of cap.
- γ-sterilised (SAL 10-6), RNase-, DNase-, DNA- and endotoxin-free.
- Large frosted marking area and coloured cap inserts for easy identification.