- Permanently laser etched 2D code on base, ensuring a permanent link between sample and data
- 2D codes readable without removing tubes from racks
- High contrast 2D codes are more reliably readable in frost or condensation conditions
- 100% quality control, each tube is tested to ensure both readability and uniqueness
- 泄漏测试以确保样品安全
- 外部线管提供的工作量比内部线管更大
- Suitable for sealing with automation friendly screw caps
- Suitable for cryogenic storage*
*Not for use in liquid phase nitrogen