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| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Category | Imported Instrument |
| Model | AAA-Direct |
| Pricing | Upon Request |
| Pump Material | PEEK (chemically inert, pH 0–14 compatible) |
| Pump Type | Tandem dual-piston, constant stroke |
| Flow Rate Range | 0.001–10 mL/min |
| Flow Accuracy | <0.1% at 1.0 mL/min |
| Flow Precision | <0.1% RSD at 1.0 mL/min |
| Pressure Range | 50–5000 psi |
| Pressure Pulsation | ≤1% |
| Gradient Ratio Accuracy | ±0.5% at 2.0 mL/min |
| Gradient Ratio Precision | ±0.5% RSD at 2.0 mL/min |
| Eluent Options | Isocratic: 1 |
| Gradient | up to 4 |
| Gradient Delay Volume | <400 µL |
| EG Concentration Range | 0.01–100 mM |
| EG Compatible Eluents | KOH, LiOH, NaOH, CO₃²⁻/HCO₃⁻, CO₃²⁻, MSA |
| EG Concentration Increment | 0.01 mM |
| EG Flow Range | 0.1–3.0 mL/min |
| Max EG Operating Pressure | 3000 psi (21 MPa) |
| Organic Solvent Tolerance | Anion mode: ≤25% methanol |
| Cation mode | solvent-free aqueous only |
| Operating Temperature | 4–40 °C |
| Operating Humidity | 5–95% RH (non-condensing) |
| Dimensions (H×W×D) | 41×23×56 cm |
| Weight | 25 kg |
| Power | 90–265 V AC, 47–63 Hz |
| Ion Reservoir Dimensions | 23×7×10 cm, 1.6 kg |
| Cr-TC Trap Column | 3.8×3.8×5.8 cm, 60 g |
| Eluent Organizer (EO) | Holds four 1–2 L or two 4 L chemically resistant PE/epoxy-coated bottles |
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