Product Description
LIGHT LABS is proud to offer 50mL Polypropylene Conical Bottom Centrifuge Tubes with Plug Seal Cap (Cat # 430291) — the industry-standard bulk-packed format of LIGHT LABS' widely trusted 50mL centrifuge tube line. Manufactured from ultra-clear, high-quality polypropylene (PP) resin and fitted with a traditional polyethylene plug seal cap, the 430291 delivers the premium quality, reliability, and performance that researchers worldwide have come to expect from LIGHT LABS.
With a maximum RCF of 15,500 x g and pressure tested to 95 kPa (14 psi), the 430291 is engineered for high-speed centrifugation applications in both research and clinical settings. Each tube features black printed graduations from 5 to 50 mL and a large white marking spot for easy sample identification. Sterile, certified nonpyrogenic, and DNase-/RNase-free, the 430291 is suitable for a wide range of sensitive biological applications. Bulk packed 25 tubes per resealable zip-lock bag for convenient, contamination-controlled access, with 20 bags per case (500 tubes total).
KEY FEATURES
- Ultra-clear polypropylene (PP) construction — high optical clarity for easy visual inspection of sample contents
- Traditional polyethylene plug seal cap — secure, leak-resistant closure for standard centrifugation and storage applications
- Maximum RCF: 15,500 x g — suitable for high-speed centrifugation of biological samples
- 95 kPa (14 psi) pressure tested — certified for leak-free performance under pressure
- Black printed graduations (5–50 mL, 2.5 mL intervals) and large white marking spot for easy sample identification and labeling
- Sterile, certified nonpyrogenic, and DNase-/RNase-free for use in sensitive biological applications
- Bulk packed 25 tubes per resealable zip-lock bag — economical, contamination-controlled access
- Foam racks available separately (Cat # 430281)
SPECIFICATIONS
| Attribute | Detail |
|---|---|
| Catalog Number | 430291 |
| Volume | 50 mL |
| Tube Bottom Style | Conical |
| Material | Clear polypropylene (PP) |
| Cap Type | Polyethylene plug seal cap |
| Cap Color | Natural/Clear |
| Maximum RCF | 15,500 x g |
| Pressure Tested | 95 kPa (14 psi) |
| Sterility | Sterile |
| Certifications | Nonpyrogenic, DNase-free, RNase-free |
| Graduations | Black printed, 5–50 mL (2.5 mL intervals) |
| Marking Area | Large white marking spot |
| Tube Dimensions | 29.1 mm x 114.4 mm |
| Packaging | 25 tubes/resealable zip-lock bag; 20 bags/case |
| Quantity | 500 tubes/case |
APPLICATIONS
- General sample centrifugation and pelleting at up to 15,500 x g
- Cell culture sample processing and cell pellet preparation
- Sample concentration and clarification
- Blood serum and plasma processing
- Molecular biology and genomics sample preparation
- Clinical and research biobanking
- Protein precipitation and isolation
- Routine high-speed centrifugation requiring sterile, certified tubes
ORDERING INFORMATION — 50mL CENTRIFUGE TUBES
| Cat # | Description | Cap Style | Max RCF | Packaging | Qty/Case |
|---|---|---|---|---|---|
| 430291 | 50mL PP Conical Bottom, Plug Seal Cap, Sterile | Plug Seal | 15,500 xg | Bulk (25/sleeve) | 500 |
| 430290 | 50mL PP Conical Bottom, Plug Seal Cap, Sterile | Plug Seal | 15,500 xg | Racked (25/rack) | 500 |
| 430829 | 50mL PP Conical Bottom, CentriStar™ Cap, Sterile | CentriStar™ | 17,000 xg | Bulk (25/sleeve) | 500 |
| 430828 | 50mL PP Conical Bottom, CentriStar™ Cap, Sterile | CentriStar™ | 17,000 xg | Racked (25/rack) | 500 |
| 430897 | 50mL PP Self-Standing Bottom, Plug Seal Cap, Sterile | Plug Seal | 3,000 xg | Bulk (25/sleeve) | 500 |
| 430304 | 50mL PET Conical Bottom, Plug Seal Cap, Sterile | Plug Seal | 3,600 xg | Racked (25/rack) | 500 |
