Product Description
Round-bottom tubes spread stress evenly, and a heavy wall lets them run at higher speeds. These capped tubes are a dependable reusable choice for pelleting and separations that need a secure seal. They suit labs that need reusable tubes for frequent high-speed work.
This listing is for Kimble catalog number 45212-50: Heavy Duty Round Bottom Centrifuge Tube, 50 mL, Case of 12. Made from borosilicate glass 3.3 meeting USP Type I and ASTM E438, Type I, Class A, they have a 24-410 thread and a sandblasted marking spot. Autoclavable black phenolic caps with PTFE-faced rubber liners are supplied unattached. Available in 35 and 50 mL, rated to 3550 RCF. LIGHT LABS supplies the complete DWK Life Sciences line, including Kimble, Wheaton and DURAN labware.
Key Features
- Round bottom – Even stress distribution and easy pellet recovery.
- Heavy wall – Rated up to 3550 RCF.
- Caps included – Phenolic caps with PTFE-faced liners, autoclavable.
- Sandblasted marking spot – Label tubes directly.
Specifications
| Catalog Number | 45212-50 |
| Brand | Kimble (DWK Life Sciences) |
| Description | Heavy Duty Round Bottom Centrifuge Tube, 50 mL |
| Sold As | Case of 12 |
| Material | Borosilicate glass 3.3 |
| Glass type | USP Type I; ASTM E438, Type I, Class A |
| Thread | 24-410 |
| Cap | Black phenolic with PTFE-faced rubber liner, supplied unattached |
| Max RCF | 3550 |
| Autoclavable | Yes, caps |
Available Options
Applications
- Cell and particulate pelleting
- Solvent extraction
- Biochemical separations
- Sealed sample storage
