5ml freezing tube,cryogenic tube,lab supply
1. Package: 500strips/bag*6bags/ctn,carton sizeis 56*37*39(cm)
2. High resistance in a temperature range from -80C to +120C. No leakage happened under 90KPA pressure.
3. Made of high-grade polypropylene.
4. Graduation, writing area is available.
5. Different colored screw caps for easier identification of samples.