Ulink Optoelectronics
Filter
Showing all 2 results
| Brand | Ulink Optoelectronics |
|---|---|
| Origin | Beijing, China |
| Model | UC-3220 |
| Instrument Type | Conventional High-Performance Liquid Chromatograph |
| Flow Rate Range | 0.001–9.999 mL/min |
| Pump Configuration | Dual-piston serial design with electronic pressure pulsation suppression |
| Flow Accuracy | <0.4% RSD at 1 mL/min (deionized water, 25°C) |
| Flow Precision | 0.1% RSD at 1 mL/min (deionized water, 25°C) |
| Maximum Pressure | 40 MPa at 1 mL/min (deionized water, 25°C) |
| Pressure Pulsation | <0.05 MPa at 1 mL/min (deionized water, 25°C) |
| Gradient Accuracy | ±1% (optional binary low-pressure gradient module) |
| Wavelength Range | 190–740 nm |
| Light Source | Deuterium lamp |
| Wavelength Accuracy | ±1 nm |
| Spectral Scanning Mode | Stop-flow automatic scan |
| Baseline Noise | 2×10⁻⁵ AU at 240 nm (25°C) |
| Baseline Drift | 15×10⁻⁵ AU/h at 240 nm (25°C) |
| LOD | 5×10⁻⁹ g/mL (naphthalene standard, methanol mobile phase, 254 nm, 25°C) |
| Control Interface | RS-232 for full bidirectional computer control |
| Display | 2×16-character LCD (English) |
| Power Supply | 220 V AC, 3 A, 200 W |
| Dimensions (L×H×D) | 306×210×420 mm |
| Weight | 12 kg |
| Brand | Ulink Optoelectronics |
|---|---|
| Origin | Beijing, China |
| Model | UC-3291 |
| Detector Type | Ultraviolet Absorbance Detector (UVD) |
| Wavelength Options | 254 nm, 280 nm, 365 nm, 415 nm |
| Light Source | Low-Pressure Mercury Lamp / LED Hybrid |
| Lamp Lifetime | 5,000 h |
| Noise | 4 × 10⁻⁵ AU (at 1 mL/min in methanol) |
| Drift | 3 × 10⁻⁴ AU/h (at 1 mL/min in methanol) |
| Minimum Detectable Concentration | 2 × 10⁻⁸ g/mL (naphthalene standard, 1 mL/min in methanol) |
| Auto-Zero Function | Local panel or remote via RS-232/RS-485 |
| Linear Range | 0–2.5 AU |
| Display | 2-line × 8-character LCD |
| Dimensions (L×H×D) | 130 × 210 × 110 mm |
| Weight | 1.7 kg |
| Flow Cell Options | Analytical and Semi-Preparative Configurations |