EDVTK35 400Pcs 5Ml Plastic Graduated Vial Storage Container Test Tubes With Screw Caps

- Einfach zu bedienende Multipurpose-Versorgung
- High Transparency - it is easy to observe the condition in the test tube.
- With 1-5ml calibration, easy reading of the liquid volume.
- Orange Compact Screw Sealing Cap - firmly matched, and the sample will not volatilize.
- Low Temperature resistance - can be cryogenic (-180 ℃)
- Used in hospitals, epidemic prevention station, schools, scientific research laboratory, etc.