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| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | RG-3618AA |
| Wavelength Range | 190–900 nm |
| Wavelength Repeatability | ≤0.05 nm |
| Wavelength Accuracy | ±0.1 nm |
| Photometric Range | 0–2.0 A (Absorbance) |
| Optical System | Dual-Beam |
| Lamp Positions | 8-position rotating turret (compatible with high-performance hollow cathode lamps) |
| Background Correction | Combined deuterium lamp and self-reversal (SR) full-spectrum background correction |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | T3202S |
| Optical Design | Dual-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 1 nm (standard), adjustable to 0.5/1/2/4/5 nm |
| Stray Light | ≤0.03% at 220 nm (NaI) |
| Display | 10.1-inch capacitive touchscreen |
| Data Storage | Internal 8 GB + USB drive support |
| Interface | RS-232C, USB Device, USB Host |
| Onboard Memory | Up to 5000 absorbance measurements or 500 calibration curves |
| Optional Accessories | 8-position rotating cuvette changer, integrated flow cell system |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Single-Beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.05% T |
| Display | 7-inch high-resolution color touchscreen |
| Data Interface | USB storage, Bluetooth printing & mobile app integration |
| Scan Speed | Up to 3000 nm/min (high mode) |
| Scan Interval Options | 0.1, 0.2, 0.5, 1, 2, 5 nm |
| Kinetic Sampling Interval | 0.5 s minimum |
| Kinetic Duration | Up to 9 hours |
| Calibration Modes | Zero-order, first-order (with/without intercept), second-order, third-order polynomial regression |
| Standard Curve Methods | Single-wavelength, dual-wavelength (isosbestic point), three-point calibration |
| File Capacity | 100 measurement records per test type |
| Compliance | Designed for routine QC and R&D use in GLP-aligned laboratories |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-4802 |
| Optical System | Dual-Beam |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.1 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Drift | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphic LCD |
| Data Interface | USB port |
| Dimensions (W × D × H) | 625 × 405 × 280 mm |
| Weight | 23 kg |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | L6 |
| Optical Design | Dual-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 1 nm |
| Stray Light | ≤0.03% at 220 nm (NaI) |
| Automation Level | Automatic Wavelength Scanning & Lamp Switching |
| Connectivity | USB 2.0, Wi-Fi Module, Bluetooth 4.2 |
| Data Storage Capacity | 500 spectra, 30 calibration curves |
| Software Compatibility | Yokelab PC Suite (optional), Excel-compatible CSV export |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-3802 |
| Optical System | Pseudo-Double-Beam |
| Detector Type | Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.1 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphical LCD |
| Data Interface | USB port |
| Dimensions (W×D×H) | 625 × 405 × 280 mm |
| Weight | 22 kg |
| Brand | BM |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | 9W |
| Instrument Architecture | Single-Beam |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 200–1000 nm |
| Wavelength Adjustment | Manual |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.2 nm |
| Stray Light | ≤0.5% |
| Objective Magnifications | 20× (NA 0.26), 23× (NA 0.30), 26× (NA 0.34), 29× (NA 0.38) |
| Projection Magnification | 21× |
| Illumination Source | 12 V / 50 W Tungsten-Halogen Lamp |
| Slit Width Adjustment | 0–3 mm (graduated to 0.01 mm) |
| Height Adjustment | 0–20 mm (graduated to 2 mm) |
| Stage Travel | Longitudinal 0–90 mm (1 mm scale), Transverse 0–220 mm (coarse) + 0–25 mm (fine, 0.01 mm resolution) |
| Selenium Photocell Active Area | Ø25 mm |
| Sensitivity | 400–500 µA/lm |
| Lifetime | ≥500 h |
| Galvanometer Sensitivity | 2.5 × 10⁻⁹ A/mm/m |
| Oscillation Period | 1 s |
| Net Weight | 50 kg |
| Dimensions (L × W × H) | 1500 × 900 × 800 mm |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | T-U6S |
| Optical System | Dual-beam with CT monochromator |
| Detector | Hamamatsu photomultiplier tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1 nm (fixed) |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Stray Light | ≤0.03% at 220 nm (NaI) |
| Display | 7-inch TFT-LCD (1024×768) with Omron tactile keypad |
| Internal Storage | 32 GB flash memory |
| Data Capacity | Up to 5,000 absorbance measurements or 500 calibration curves |
| Processor | 32-bit ARM Cortex-M3 @ 120 MHz |
| Interface | RS-232C (printer), USB Device (PC connection), USB Host (U-disk support) |
| File Export Formats | CSV, QUA, TXT, BMP |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | FP6450 |
| Detection Elements | K, Na, Li, Ca, Ba |
| Detection Limits | K: 0.001 mmol/L |
| Na | 0.001 mmol/L |
| Li | 0.005 mmol/L |
| Ca | 0.01 mmol/L |
| Ba | 0.02 mmol/L (typical) |
| Response Time | <8 s |
| Repeatability | RSD ≤1.5% |
| Sample Uptake Rate | 6–8 mL/min |
| Display | 7-inch capacitive touchscreen LCD |
| Data Storage | Up to 10-point calibration curves and 200 sample results |
| Connectivity | USB port, USB flash drive export, cloud-enabled data synchronization |
| Safety Features | Automatic flame-out detection, gas leak alarm |
| Calibration Modes | Linear and piecewise linear (broken-line) |
| Power Supply | AC 220 V ±10%, 50 Hz ±1 Hz |
| Rated Power | 30 W |
| Printer | Optional external thermal printer |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | i5 |
| Quotation | Upon Request |
| Optical Design | Single-Beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 360–900 nm (Visible Region) |
| Wavelength Scanning | Automatic |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.5%T at 420 nm (NaNO₂ reference) |
| Brand | UNICO |
|---|---|
| Origin | Shanghai, China |
| Model | V-1850 |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 315–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.05% T (at 220 nm & 340 nm) |
| Display Resolution | 0.1 nm |
| Interface | USB, Bluetooth, Touchscreen (7″ TFT, 800×480) |
| Power Input | 80–250 V AC, 50/60 Hz |
| Dimensions | 485 × 365 × 200 mm |
| Weight | 11 kg |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | T-N6000Plus |
| Optical System | Dual-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Stray Light | ≤0.03% (at 220 nm, using NaI solution) |
| Display | 7-inch color TFT LCD |
| Data Storage | 8 GB internal flash memory (supports up to 5000 absorbance readings or 500 calibration curves) |
| Processor | 32-bit ARM Cortex-M3 @ 120 MHz |
| Lamp Life | ≥2000 hours (automatically switched D₂ and W lamp with usage tracking) |
| Grating | 1200 lines/mm holographic plane grating |
| Sample Compartment | Large-volume chamber compatible with optional 8-position rotating carousel or 5-position ultra-wide sample holder |
| Connectivity | RS-232 printer port, USB Host (Type-B), USB Device (Type-A), firmware upgrade via network |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2800A |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1000 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.05% T |
| Detector Type | Photocell |
| Wavelength Scanning Mode | Motorized automatic wavelength drive |
| Display | 320 × 240 graphic LCD |
| Data Interface | USB port for direct data export to USB flash drive |
| Dimensions (W × D × H) | 545 × 245 × 260 mm |
| Weight | 20 kg |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | T-N6000 |
| Optical Design | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 1 nm |
| Stray Light | ≤0.03% (at 220 nm, using NaI solution) |
| Display | 7-inch color TFT touchscreen |
| Data Storage | Internal 8 GB flash memory (supports ≥5000 absorbance readings or ≥500 calibration curves) |
| Processor | 32-bit ARM Cortex-M3 @ 120 MHz |
| Lamp Life | ≥2000 hours (dual-lamp auto-switching with usage logging) |
| Grating | 1200 lines/mm plane holographic grating |
| Interface | RS-232, USB Host (Type-B), USB Device (Type-A), optional thermal printer port |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | UV754PC |
| Optical System | Czerny-Turner monochromator with 1200 lines/mm grating |
| Beam Type | Single-beam |
| Detector | Photodiode array |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.5% T (at 220 nm, using NaI) |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | 0.3% T |
| Baseline Stability | ±0.004 A/h (at 500 nm, after 1 h warm-up) |
| Absorbance Range | 0–1.999 A |
| Transmittance Range | 0–199.0% T |
| Concentration Range | 0–1999 C |
| Display | 4-digit LCD |
| Interface | RS-232C serial port |
| Light Sources | 6 V/10 W halogen lamp (Philips) and long-life deuterium lamp |
| Power Supply | 220/110 V AC, 50–60 Hz |
| Brand | DELEITE |
|---|---|
| Origin | Beijing, China |
| Instrument Type | Single-beam Visible Spectrophotometer |
| Model Series | 721 / 722 / 722N / 722S |
| Wavelength Range | 320–1100 nm |
| Spectral Bandwidth | 2 nm (722S), 4–6 nm (721/722/722N) |
| Wavelength Accuracy | ±2 nm (721/722/722N), ±1 nm (722S/723 series) |
| Wavelength Repeatability | ≤0.2–1 nm |
| Stray Light | ≤0.05%T @ 360 nm |
| Photometric Accuracy | ±0.3–0.5%T |
| Photometric Repeatability | ±0.2%T |
| Baseline Linearity | ≤0.2%T |
| Drift | ≤0.001–0.004 A/h @ 500 nm |
| Noise | ≤0.1–0.3%T |
| Optical System | Czerny-Turner monochromator with 1200 lines/mm grating |
| Detector | Imported silicon photodiode |
| Light Source | Imported tungsten halogen lamp |
| Display | 128×64 dot-matrix LCD |
| Data Output | RS-232 (optional), parallel port (optional), USB (via YOKE 3.0 software interface) |
| Sample Compartment | Accommodates cuvettes from 5 mm to 100 mm pathlength |
| Compliance | Designed for routine QC/QA in accordance with ISO 6425, ASTM E275, and USP <857> spectrophotometric validation principles |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Single-Beam |
| Detector | Silicon Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ±0.2 nm |
| Spectral Bandwidth | 2 nm |
| Stray Light | ≤0.05% T |
| Display | 7-inch capacitive touchscreen (0.1 nm wavelength resolution) |
| Dimensions | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Data Storage | Internal memory for up to 100 measurement files per method and 200 user-defined methods |
| Connectivity | USB port, Bluetooth printing support, mobile app integration (iOS/Android), cloud-ready data export via email/QQ/WeChat |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2150 |
| Optical System | Single-beam with 1200 lines/mm diffraction grating |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ±1 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.005 Abs (0.5–1.0 Abs), ±0.3% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Photometric Range | 0–200% T, –0.3 to 3.0 A, 0–9999 C (or F) |
| Baseline Stability | ±0.002 A/h at 500 nm (after warm-up) |
| Display | 126 × 64 dot-matrix graphical LCD |
| Wavelength Resolution | 1 nm |
| Detector Type | Silicon photodiode |
| Interface | USB and Centronics parallel port |
| Dimensions (W×D×H) | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | UV754N |
| Optical System | Single-beam |
| Detector Type | Photodiode Array |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 0.5 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.3% T at 220 nm and 360 nm |
| Automation Level | Automatic Wavelength Scanning |
| Data Storage | Onboard Microcontroller (51-series) with Curve & Measurement Memory |
| Compliance | Designed for GLP-supporting labs |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | FP6440 |
| Detection Elements | K, Na, Li, Ca |
| Detection Limits | K: 0.001 mmol/L |
| Na | 0.001 mmol/L |
| Li | 0.005 mmol/L |
| Ca | 0.01 mmol/L |
| Response Time | <8 s |
| Repeatability | RSD ≤1.5% |
| Nebulization Flow Rate | 6–8 mL/min |
| Display | 7-inch capacitive touch LCD |
| Safety Features | Flame-out protection, gas leakage alarm |
| Data Interface | USB port, U-disk export, PC connectivity |
| Cloud Connectivity | Yes |
| Calibration Function | Automatic correlation coefficient calculation |
| Optional Accessory | Thermal printer |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | FP6432 |
| Measurement Range | K: 0–100 µg/mL |
| Na | 0–100 µg/mL |
| Ba | 0–3000 µg/mL |
| Detection Limit | K ≤ 0.004 mmol/L |
| Response Time | < 8 s |
| Repeatability | ≤ 3% |
| Sample Flow Rate | < 6 mL/min |
| Wavelength Accuracy | K/Li/Ca/Ba ≤ ±7 nm |
| Bandwidth (FWHM) | ≤ 15 nm for all elements |
| Background Transmittance | ≤ 0.5% |
| Power Supply | AC 220 ± 22 V, 50 ± 1 Hz |
| Rated Power | 30 W |
| Display | 7-inch capacitive touch LCD |
| Data Storage | 10-point calibration curves (max), 200 sample records |
| Connectivity | USB port, U-disk export, cloud-enabled interface |
| Safety Features | Flame-out detection, gas leak alarm |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | RG-3604AA |
| Wavelength Range | 190–900 nm |
| Wavelength Repeatability | ≤0.05 nm |
| Wavelength Accuracy | ±0.1 nm |
| Photometric Range (Absorbance) | 0–2.0 A |
| Optical System | Single-beam |
| Lamp Positions | 4 |
| Background Correction | Combined D₂ Lamp + Self-Reversal Full-Spectrum Background Correction |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | RG-3624AA |
| Wavelength Range | 190–900 nm |
| Wavelength Repeatability | ≤0.05 nm |
| Wavelength Accuracy | ±0.1 nm |
| Photometric Range | 0–2.0 A (Absorbance) |
| Optical System | Single-beam |
| Lamp Positions | 4 |
| Background Correction | D₂ Lamp + Self-Reversal Full-Spectrum Correction |
| Atomizer Type | Electrothermal Graphite Furnace |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | UV752 |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 200–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ≤1 nm |
| Spectral Bandwidth | 2 nm |
| Stray Light | ≤0.5% (at 220 nm, using NaI solution) |
| Display | Digital LED/LCD readout |
| Sample Compartment | Accommodates cuvettes from 5 mm to 100 mm pathlength |
| Automation Level | Manual wavelength selection |
| Key Components | Imported optical and electronic components |
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