Globe Scientific 6334 is a 225 mL polypropylene centrifuge tube with an HDPE plug-seal screw cap, sterile and certified RNase-, DNase- and pyrogen-free. It spins large sample volumes in one vessel instead of splitting them across several 50 mL tubes.
Specifications
| Capacity | 225 mL |
| Material | Polypropylene (PP) tube |
| Cap | HDPE plug-seal screw cap |
| Graduations | Molded |
| Maximum speed | 7,500 × g (Globe rating) |
| Sterility | Sterilized by gamma irradiation, SAL 10⁻⁶ (ISO 11137) |
| Certified free of | RNase, DNase and pyrogens |
| Temperature | Autoclavable at 121 °C; freezable to −40 °C |
| Seal | Leak-proof |
| Latex | Latex free |
| Manufacturing | Class 100,000 cleanroom, ISO 13485:2016 and ISO 9001:2015 |
| Manufacturer | Globe Scientific |
Ordering
| Part number | Pack | Tubes |
|---|---|---|
| 6334 | Bag of 6 | 6 |
| 6334 | Case of 48 (8 bags) | 48 |
Related: 6336, 250 mL · 6338, 500 mL
Frequently asked questions
How fast can the 225 mL tube be spun?
Globe rates the 6334 to 7,500 × g. Check that your rotor has buckets or adapters for this tube size before spinning.
Is it sterile?
Yes. Globe sterilizes it by gamma irradiation to a sterility assurance level of 10⁻⁶ under ISO 11137, and certifies it RNase-, DNase- and pyrogen-free.
Can it be autoclaved or frozen?
Globe rates it autoclavable at 121 °C and freezable to −40 °C.
225 mL, 250 mL or 500 mL?
Globe makes this tube in three sizes. The 250 mL (6336) uses the same plug-seal cap and 7,500 × g rating; the 500 mL (6338) has a flat screw cap and is rated to 6,000 × g.
