Chu Ding
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| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Model | UV755B |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±1 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Repeatability | 0.5 nm |
| Stray Light | ≤0.1%T at 220 nm and 360 nm |
| Photometric Accuracy | ±0.5%T |
| Photometric Repeatability | ±0.2%T |
| Baseline Stability | ±0.002 A/h at 500 nm |
| Measurement Modes | Transmittance (T), Absorbance (A), Concentration (C) |
| Display | 128 × 64 dot-matrix LCD |
| Sample Compartment | Accommodates cuvettes from 5 mm to 100 mm pathlength |
| Weight | 12 kg |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Model | UV756CRT |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | 0.2 nm |
| Spectral Bandwidth | 2 nm |
| Photometric Accuracy (Transmittance) | ±0.5% T |
| Photometric Repeatability (Transmittance) | 0.2% T |
| Transmittance Range | 0.0–125% T |
| Absorbance Range | −0.031 to 3.0 A |
| Concentration Display Range | 0–1999 |
| Stray Light | ≤0.05% T at 220 nm and 340 nm |
| Baseline Flatness | ±0.002 A (200–1000 nm) |
| Drift | ±0.001 A/h (at 500 nm, after 2 h warm-up) |
| Noise | ±0.001 A (at 500 nm, after 30 min warm-up) |
| RS232 Interface | Yes |
| Printer Support | Integrated |
| Software Compatibility | PC-based data acquisition and analysis software |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UV757CRT |
| Price | USD 3,600 (FOB Shanghai) |
| Wavelength Range | 200–1100 nm |
| Light Sources | Imported 12 V/20 W Tungsten-Halogen Lamp & Imported Deuterium Lamp |
| Detector | Imported Photocell |
| Spectral Bandwidth | 3 nm |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.15% T (at 220 nm and 340 nm) |
| Transmittance Range | 0.0–200.0% T |
| Absorbance Range | –0.301 to 4.000 A |
| Concentration Readout Range | 0000–9999 (arbitrary units) |
| Transmittance Accuracy | ±0.5% T (verified against NIST-traceable NBS 930D standard filter) |
| Transmittance Repeatability | ≤0.2% T |
| Noise | ≤0.5% T (100% T), ≤0.2% T (0% T) |
| Drift | ≤0.004 A / 30 min |
| Baseline Linearity | ±0.004 A |
| Power Supply | AC 220 V ±22 V, 50 Hz ±1 Hz |
| Dimensions | 520 × 410 × 200 mm (W × D × H) |
| Brand | Chu Ding |
|---|---|
| Model | UV762 |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ≤ ±0.3 nm (auto-calibrated at startup) |
| Wavelength Repeatability | ≤ 0.2 nm |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤ 0.2% T |
| Transmittance Range | 0–200% T |
| Absorbance Range | −0.301 to 3.000 A |
| Stray Light | ≤ 0.15% T (at 220 nm, measured with NaI) |
| Baseline Drift | ≤ 0.004 A/h (at 500 nm) |
| Noise | ≤ 0.15% T (100% line), ≤ 0.10% T (0% line) |
| Scan Speed Modes | Fast / Medium / Slow |
| Light Source | Automatically Switching Deuterium & Tungsten Lamps |
| Display | Large-Screen LED-Based Chinese GUI Interface |
| Data Processing | Multi-wavelength (1–3 λ), Kinetic Analysis, Polynomial Curve Fitting (1st–3rd order), Derivative Spectra (1st–4th order), Spectral Storage/Export/Print |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Model | YP102N |
| Capacity | 100 g |
| Readability | 0.01 g |
| Repeatability | ≤0.01 g |
| Linearity | ±0.02 g |
| Pan Diameter | Φ128 mm |
| Draft Shield Dimensions | 175 × 170 × 185 mm |
| Overall Dimensions | 270 × 190 × 265 mm |
| Power | AC adapter or 9 V DC battery |
| Display | Backlit LCD |
| Interface | RS232 |
| Features | Auto-calibration, tare, counting mode, unit conversion, level indicator, full-range tare, built-in calibration weight |
| Brand | Chu Ding |
|---|---|
| Model | ZF-2 |
| Category | UV Transilluminator with Reflective UV Illumination & Integrated Dark Chamber |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Transmitted UV Power | 64 W |
| White Light Illumination Power | 40 W |
| UV Filter Size (Transmittance) | 200 × 150 mm |
| UV Wavelength | 302 nm |
| Chamber Dimensions (L×W×H) | 350 × 260 × 360 mm |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZF-5 |
| Pricing | Available Upon Request |
| Power Supply | AC 220 V ±10%, 50 Hz |
| UV Wavelength Options | Single-band: 254 nm, 302 nm, or 365 nm |
| Dual-band | 254 nm & 365 nm (302 nm optional) |
| UV Filter Dimensions | 200 mm × 50 mm |
| Unit Dimensions | 280 mm × 70 mm × 120 mm |
| Weight | <1.2 kg |
| Brand | Chu Ding |
|---|---|
| Model | ZF-6 |
| Type | Benchtop UV/Blue Light Transilluminator & Gel Cutter |
| Wavelengths | 254 nm (short-wave UV), 365 nm (long-wave UV), Visible White Light (302 nm optional) |
| UV Filter Size | 200 × 50 mm |
| UV Lamp Power | 6 W (each UV channel), 4 W (visible) |
| Input Voltage | AC 220 V ±10%, 50 Hz |
| Dimensions (W×D×H) | 280 × 265 × 300 mm |
| Origin | Shanghai, China |
| Compliance | CE-marked for laboratory use per IEC 61010-1 |
| Brand | Chu Ding |
|---|---|
| Model | ZF-7 |
| UV Wavelengths | 254 nm & 365 nm |
| Optional UV | 302 nm |
| Visible Light | Yes |
| UV Power | 6 W (each band) |
| Visible Light Power | 4 W |
| Filter Glass Size | 200 × 50 mm |
| Dimensions (L×W×H) | 310 × 220 × 300 mm |
| Input | AC 220 V ±10%, 50 Hz |
| Compliance | CE-marked design principles, GLP-aligned operational architecture |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Model | ZF-8 |
| UV Wavelengths | 254 nm (short-wave), 302 nm (medium-wave), 365 nm (long-wave) |
| Visible Light Output | Yes |
| UV Filter Glass Dimensions | 200 × 80 mm |
| Instrument Dimensions (L×W×H) | 320 × 220 × 310 mm |
| Power Supply | AC 220 V ±10%, 50 Hz |
| UV Lamp Power | 6 W per wavelength (254/302/365 nm), 4 W visible light |
| UV Blocking Efficiency of Viewing Window | >95% attenuation of incident UV radiation |
| Compliance | Designed for routine laboratory use under standard biosafety and electrical safety guidelines (IEC 61010-1) |
| Brand | Chu Ding |
|---|---|
| Model | ZF1-I |
| UV Transmission Area | 200 × 150 mm |
| UV Emission Wavelengths | 302 nm (transmission), 254 nm & 365 nm (reflection) |
| White Light Illumination Area | 210 × 260 mm |
| Dimensions (W × D × H) | 350 × 260 × 360 mm |
| Operating Temperature | 0–35 °C |
| Relative Humidity | ≤80% |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Weight | 15 kg |
| Compliance | CE-marked design principles, compatible with ISO/IEC 17025 laboratory environmental requirements for UV-based nucleic acid visualization |
| Brand | Chu Ding |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Region Classification | Domestic (China) |
| Model | ZF1-II |
| Price | USD 750 (FOB Shanghai) |
| Instrument Type | Benchtop |
| Wavelength Options | Single-band (selectable 254 nm, 302 nm, or 365 nm) |
| Transmitted UV Power | 64 W |
| Reflected UV Power | 2 × 24 W (254 nm & 365 nm) |
| White Light Illumination | 40 W |
| Transilluminator Area | 200 × 150 mm |
| Reflector Panel Size | 200 × 80 mm |
| UV Filter Transmission | >95% blocking of UV below 400 nm |
| Input Power | AC 220 V ±10%, 50 Hz |