SOPOTOP
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| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 723PC |
| Optical System | Single-beam |
| Detector | Silicon Photocell |
| Wavelength Range | 325–1100 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | ±0.5 nm |
| Spectral Bandwidth | 2 nm |
| Display | 4.3-inch color TFT touchscreen (480 × 272 pixels) |
| Data Interface | USB 2.0 |
| Software | UV-Solution PC workstation (optional) |
| Power Supply | 220 V ±10%, 50 Hz / 110 V ±10%, 60 Hz, 75 W |
| Net Weight | 10.0 kg |
| Dimensions (W × D × H) | 470 × 380 × 225 mm |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 752 |
| Optical System | Single-beam |
| Detector Type | Silicon Photocell |
| Wavelength Range | 200–1000 nm (0.1 nm step resolution) |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | ±0.5 nm |
| Photometric Accuracy | ±0.5% T (at 0–100% T) |
| Photometric Repeatability | ±0.3% T |
| Stray Light | ≤0.3% T at 220 nm and 360 nm |
| Display | 4.3-inch color TFT touchscreen (480 × 272 pixels) |
| Data Interface | USB 2.0 |
| Power Supply | 220 V ±10%, 50 Hz / 110 V ±10%, 60 Hz, 90 W |
| Dimensions (W × D × H) | 470 × 380 × 225 mm |
| Net Weight | 10.5 kg |
| Compliance | CE, ISO/IEC 17025 compatible operation environment |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 754 |
| Optical System | Single-beam |
| Detector Type | Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Spectral Bandwidth | 4 nm |
| Wavelength Scanning Step | 0.1 nm |
| Display | 4.3-inch color touchscreen (480×272) |
| Data Interface | USB |
| Software | UV-Solution workstation (optional) |
| Power Supply | 220 V ±10%, 50 Hz / 110 V ±10%, 60 Hz, 90 W |
| Net Weight | 10.5 kg |
| Dimensions (W×D×H) | 470×380×225 mm |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | DO6401 |
| Measurement Range | 0.00–40.00 mg/L and 0.0–400.0% saturation |
| Resolution | 0.01 mg/L, 0.1% |
| Accuracy | ±1.5% F.S. |
| Temperature Range | −5.0 to 120.0 °C (23.0 to 248.0 °F) |
| Temp. Resolution | 0.1 °C / 0.1 °F |
| Temp. Accuracy | ±0.3 °C / ±0.5 °F |
| Salinity Compensation | 0.0–45.0 ppt |
| Pressure Compensation | 450–800 mmHg or 0.500–1.100 bar |
| Pipe Pressure Compensation | 0.00–1.00 kg |
| Depth Compensation | 0.0–10.0 m |
| IP Rating | IP67 |
| Data Storage | 100 sets |
| Auto Power-Off | Configurable (default: 10 min inactivity) |
| Display | 3.2-inch multi-line LCD with anti-scratch coating |
| Power | 2 × 1.5 V AA batteries |
| Electrode Diagnostics | Offset & Slope display, self-diagnostic status |
| Connectivity | Optional USB interface |
| Software | Optional data acquisition software with PC compatibility |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | LC1620A |
| Instrument Type | Conventional High-Performance Liquid Chromatograph (HPLC) |
| Flow Rate Range | 0.001–9.999 mL/min |
| Maximum Operating Pressure | 45 MPa |
| Autosampler Capacity | Up to 120 positions |
| Injection Volume Range | 0.1–120 μL |
| Column Oven Temperature Range | Ambient +5°C to 100°C |
| UV Detector Wavelength Range | 190–700 nm |
| Data Acquisition Frequency | 1 Hz |
| Flow Accuracy | ≤±0.5% (at 1 mL/min, water) |
| Flow Precision (RSD) | ≤0.08% (at 1 mL/min, water) |
| UV Wavelength Accuracy | ±1 nm |
| UV Wavelength Repeatability | 0.1 nm |
| Baseline Noise | ≤±0.8×10⁻⁵ AU |
| Baseline Drift | ≤1×10⁻⁴ AU/h |
| LOD (UV) | 0.4×10⁻⁸ g/mL (naphthalene in methanol) |
| Linear Dynamic Range (UV) | ≥10⁴ |
| RI Detector Refractive Index Range | 1.00–1.75 |
| ELSD Evaporator Temp Range | Ambient to 130°C |
| ELSD Detection Limit | <1 ng (glucose, direct injection) |
| Autosampler Precision (RSD) | <0.5% |
| Carryover | <0.01% |
| Brand | SOPOTOP |
|---|---|
| Origin | Shanghai, China |
| Model | NDJ Series |
| Instrument Type | Fixed-Base Rotational Viscometer |
| Operating Environment | Ambient Temperature |
| Viscosity Range | 0.1–1,000,000 mPa·s |
| Display | Analog Pointer |
| Speed Settings | Manual Selection (e.g., 0.3–60 rpm across models) |
| Rotor Sets | Standard #1–#4 (NDJ-1/NDJ-4) |
| Accuracy | ±5% for Newtonian fluids |
| Dimensions (L×W×H) | 275 × 265 × 445 mm |
| Compliance | Designed per GB/T 2794–2013 (Chinese national standard for viscometer calibration), compatible with ISO 2555 and ASTM D1084 test methodologies |