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Specifications:
| Application | Homogenization |
| Material | high grade HDPE (bag), polypropylene (closure sticker) |
| Storage Temperature | Ambient |
| Product Type | Blender Accessories & Consumables |
| Product Brand | Interscience |
| Product Grade | Microbiology grade |
Secure, Versatile, and Sterile Field-to-Lab Sample Transport Solution
The Interscience RollBag is a sterile, single-use sampling bag with an integrated easy-to-use sticker closure, designed for the collection, safe transport, storage, and analysis of solid and liquid samples in microbiological and analytical laboratories. Manufactured from high-quality PolySilk (a high-grade HDPE/polypropylene complex), the RollBag is known for its exceptional strength, flexibility, transparency, and gamma ray sterilization—offering a contamination-free workflow from sampling site to laboratory.
Available in 11 size formats, from 110 mL to 10,000 mL, RollBag adapts to a wide variety of sample types and applications, including food safety, pharmaceutical quality control, environmental testing, veterinary diagnostics, and public research institutions.
Key Features & Benefits
1. Built-In Sticker Closure for Leakproof Sealing
- Integrated sticker strip enables secure, waterproof closure without the need for clips, ties, or heat-sealing equipment.
- Reduces handling steps and ensures ease of use in the field or lab.
2. Sterility & Safety
- Gamma ray treated (5 to 12 kGy) with traceable sterility certificate.
- Manufactured to comply with ISO 7218, ISO 6887, and FDA BAM (Bacteriological Analytical Manual).
- Approved for food contact under Regulation (EC) No. 1935/2004.
3. Durable, Flexible PolySilk Film
- Made from a high-strength polyolefin blend that is puncture resistant, durable during transport and processing.
- Resistant to temperature extremes from -40°C to +80°C, suitable for freezing, blending, or incubation.
4. Cost-Effective & Environmentally Friendly
- 100% metal-free: safer to autoclave and dispose of. Eliminates the need for sharp waste classification associated with wire-seal bags.
- Reduces biohazard waste disposal costs and environmental footprint.
5. Ergonomic Design & Space Efficiency
- Flat-packed in compact boxes to save storage space and shipping volume.
- Marking zone on select models supports easy identification and traceability.
6. Multi-Use Workflow Integration
- Suitable for sample collection, transport, freezer storage, and incubation.
- Can be used with all Interscience laboratory blenders including MiniMix, BagMixer, and JumboMix depending on volume.
Applications
RollBag sampling bags are ideal for:
- Field sampling in environmental monitoring
- Raw and processed food testing
- Veterinary microbiology
- Clinical and pharmaceutical QC
- Cosmetic microbiological control
- Storage or incubation of test samples
Specifications Summary
| Model (Ref.) | Size (cm) | Volume (mL) | Thickness | Blender Compatibility | Stickers |
|---|---|---|---|---|---|
| 145 072 | 7.5 × 20 | 110 | 70 µm (3 mil) | MiniMix | 1 |
| 145 112 | 11 × 20 | 200 | 70 µm | MiniMix | 1 |
| 145 115 | 11 × 25 | 400 | 70 µm | MiniMix | 1 |
| 145 142 | 14 × 23 | 400 | 70 µm | MiniMix | 1 |
| 145 113 | 11 × 30 | 620 | 70 µm | MiniMix | 1 |
| 145 143 | 14 × 33 | 850 | 70 µm | MiniMix/BagMixer | 1 |
| 145 173 | 17.5 × 30 | 1100 | 70 µm | BagMixer | 1 |
| 145 174 | 17.5 × 40 | 1800 | 70 µm | BagMixer | 1 |
| 145 253 | 25 × 38 | 2500 | 110 µm (4 mil) | BagMixer/JumboMix | 2 |
| 145 255 | 25 × 50 | 4500 | 110 µm | JumboMix | 2 |
| 145 385 | 38 × 56 | 10,000 | 110 µm | JumboMix | 2 |
Additional Specifications:
- Optimal blending volumes: 5–3000 mL depending on model
- Single sterile packaging with pre-cut tear notch
- Marking zone on larger sizes for sample identification
- Shelf life: 5 years (store in a dry, cool place away from light)
The Interscience RollBag is a practical, high-performance sampling bag that simplifies the process of sample collection, containment, and processing. With its built-in sticker seal, gamma-sterilized polyolefin construction, and space-saving packaging, it offers unmatched versatility, safety, and economy. Whether you're collecting field samples, conducting lab analysis, or handling sensitive food or pharmaceutical testing, RollBag ensures the highest standards of sterility, integrity, and workflow efficiency.
- Capacity: 7.5 × 20 cm (110 mL), 500/pk 11 × 20 cm (200 mL), 500/pk 11 × 25 cmm (400 mL), 500/pk 14 × 23 cm (400 mL), 500/pk 11 × 30 cm (620 mL), 500/pk 14 × 33 cm (850 mL), 500/pk 17.5 × 30 cm (1,100 mL), 500/pk 17.5 × 40 cm (1,800 mL), 500/pk 25 × 38 cm (2,500 mL), 250/pk 25 × 50 cm (4,500 mL), 250/pk 38 × 56 cm (10,000 mL), 250/pk