Field Flow Fractionation Instrument
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| Brand | POSTNOVA |
|---|---|
| Origin | Germany |
| Model | CF2000 |
| Maximum Rotational Speed | 6500 rpm |
| Separation Mechanism | Size-based and Density-based Fractionation |
| Application Focus | Nanomaterial Sizing, Branched vs. Linear Polymer Analysis in Aqueous and Organic Solvents |
| Instrument Type | Centrifugal Field Flow Fractionation System |
| Brand | POSTNOVA |
|---|---|
| Origin | Germany |
| Model | EAF2000 |
| Instrument Type | Asymmetric Flow Field-Flow Fractionation (AF4) with Integrated Electric Field-Flow Fractionation (EF4) |
| Operating Solvent Compatibility | Aqueous only |
| Channel Configuration | Dual-field, orthogonal separation channel module |
| Regulatory Compliance | Designed for GLP/GMP environments |
| Brand | POSTNOVA |
|---|---|
| Origin | Germany |
| Model | GF2000 GS |
| Separation Mode | Gravitational Sedimentation FFF |
| Core Technology | SPLITT (Split Flow Thin Cell Fractionation) |
| Channel Configuration | Horizontal, Membrane-Free, Stationary-Phase-Free |
| Applicable Sample States | Aqueous or Low-Viscosity Suspensions |
| Typical Particle Size Range | 10 nm – 100 µm (dependent on density contrast and flow conditions) |
| Max. Sample Concentration | ≤ 5% w/v (varies by particle density and dispersibility) |
| Flow Rate Range | 0.1–5.0 mL/min (per inlet) |
| Compliance | Designed for GLP-compliant laboratories |
| Brand | POSTNOVA |
|---|---|
| Origin | Germany |
| Model | TF 2000 |
| Field Type | Thermal |
| Instrument Category | Field Flow Fractionation (FFF) |
| Regulatory Class | Imported Analytical Instrument for Macromolecular & Nanoparticle Characterization |
| Brand | Wyatt |
|---|---|
| Origin | USA |
| Manufacturer | Wyatt Technology Corp. |
| Type | Asymmetric Flow FFF (AF4) |
| Model | Eclipse AF4 |
| Separation Range | 2 nm – 20 µm |
| Crossflow Rate | 0–8.3 mL/min (up to 10 mL/min total with detector flow) |
| Channel Pressure Limit | 30 bar (auto-shutdown at 33 bar) |
| Spacer Thickness Options | 125, 190, 250, 350, 490 µm |
| Membrane Cutoffs | Regenerated cellulose (10 kDa, 30 kDa) |
| pH Compatibility | 1–14 |
| Materials | PEEK base, aluminum housing with polycarbonate inner membrane, stainless steel frit, Buna-N O-rings (Kalrez® optional for organics) |
| Solvent Compatibility | Aqueous and organic (with glass membrane & Kalrez® seals) |
| Pressure Sensor Range | 0–100 bar |
| LiquiFlow Inlet Flow Measurement | 0–1 mL/min |
| LiquiFlow Crossflow Control/Measurement | 0–8.3 mL/min |