Application: This HPLC precisely detects four phthalates to help PCB manufacturers fully meet RoHS 2.0 compliance requirements. (New Machine)
| 参数 | Specification |
|---|---|
| Infusion Mode | Micro-volume tandem dual plunger |
| Flow Range | 0.001–9.999 mL/min (adjustable in 0.001 mL/min steps) |
| Max Pressure | 6000 psi |
| Flow Accuracy | ≤ ±0.5% |
| Flow Stability | ≤ 0.2% RSD |
| Pressure Pulsation | ±1% (0–100%, water/acetone-water gradient) |
| Pump Sealing | < 0.1 MPa at 1 mL/min flow; pressure drop < 5 MPa |
| Wavelength Range | 190 nm–700 nm |
| Wavelength Accuracy | ≤ ±1 nm |
| Wavelength Repeatability | ≤ ±0.1 nm |
| Linear Range | ≥ 10⁴ |
| Dynamic Noise | ≤ ±0.75×10⁻⁵ AU (methanol, 1 mL/min, 254 nm, 20°C) |
| Static Noise | ≤ ±0.5×10⁻⁵ AU (air, response time 1 s, 20°C) |
| Dynamic Drift | ≤ ±1×10⁻⁴ AU/h (methanol, 1 mL/min, 254 nm, 20°C) |
| Static Drift | ≤ 0.5×10⁻⁴ AU/h (air, response time 1 s, 20°C) |
| Minimum Detectable Concentration | ≤ 4×10⁻⁹ g/mL (naphthalene/methanol solution) |
| Qualitative Repeatability | RSD ≤ 0.1% (n=6) |
| Quantitative Repeatability | RSD ≤ 0.5% (n=6) |
| Spectral Bandwidth | 6 nm |
| Flow Cell Volume | 10 µL |
| Optical Path | 10 mm |
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