ZHUYUN 20pcs 1.5 1.8ml PP Lab Analysis Freezing Tubes Graduation Centrifuge Tube Volume Vials Bottles With Blocking Cap Screw Cap

Features: 1. Various capacities: Plastic frozen sample tubes are available in 4 specifications to meet the needs of different users. 2. High-quality material: Made of high-quality PP plastic, it can be used at extremely low temperatures and will not crack or leak. 3. Safe and non-toxic: Made of food-grade plastic, non-toxic and odorless, and can be safely used for sample storage. 4. Good sealing performance: The spiral seal is used to ensure that the sample will not leak and will not deteriorate after long-term storage. 5. Easy to use: It can be used in laboratories, scientific research and other places to facilitate the collection, storage and transportation of samples. Specification: Material: PP. Size: as shown in the picture. Color: as shown in the picture. Usage: Widely used in laboratories, scientific research units, hospitals, etc. Package Includes: 20pcs. Notes: Please allow 1-2cm error due to manual measurement. Due to differences between monitors, images may not reflect the a