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| 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 |
| 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 | 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 |
| Brand | Shanghai Youke |
|---|---|
| Origin | Shanghai, China |
| Model | T-N6000SPlus |
| Optical System | Dual-beam |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 / 5 nm (selectable) |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.1 nm |
| Stray Light | ≤0.02% T at 220 nm & 360 nm |
| Display | 7-inch color TFT-LCD 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 h (tungsten & deuterium lamps, auto-switched) |
| Grating | 1200 lines/mm holographic plane grating |
| Sample Compartment | Extra-large, compatible with 5-cell wide rack and 8-position rotating carousel |
| Connectivity | RS-232 printer port, USB Host (Type-B), USB Device (Type-A), optional Ethernet/WiFi module |
| Data Export Formats | .CSV, .QUA, .TXT, .BMP |
| Software | PC-based spectral acquisition & analysis suite with GLP-compliant audit trail, method validation tools, and FDA 21 CFR Part 11-ready optional modules |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | T-U9 |
| 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 (using NaI solution) |
| Automation Level | Automatic Wavelength Scanning |
| Light Source | Pulsed Xenon Lamp |
| Display | 10.1-inch Color Touchscreen |
| Internal Storage | 32 GB |
| Data Storage Capacity | Up to 5,000 absorbance readings or 500 calibration curves |
| Processor | 32-bit ARM Cortex-M3 @ 120 MHz |
| Interface Ports | RS-232C (for printer), USB Device (for PC connection), USB Host (for U-disk), Support for CSV, QUA, TXT, BMP export formats |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2350 |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 200–1000 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ±0.2 nm |
| Stray Light | ≤0.2% T at 220 nm and 340 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 |
| Baseline Linearity | ±0.002 A |
| Stability | ±0.002 A/h at 500 nm (after warm-up) |
| Display | 126 × 64 dot-matrix LCD |
| Interface | USB and Centronics |
| Dimensions (W × D × H) | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Model | L-3700 |
| Optical System | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| 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 | 8-inch capacitive touchscreen (1024 × 800 resolution) |
| Internal Storage | 5000 absorbance measurements or 500 calibration curves |
| Data Export Formats | *.csv, *.qua, *.txt, *.bmp |
| Compliance | GLP/GMP-aligned software architecture with user management, audit trail, and electronic signature support |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | L-3700S |
| Instrument Architecture | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Automation Level | Automatic Wavelength Scanning |
| Spectral Bandwidth | 1 nm (standard), adjustable to 0.5/2.0/4.0/5.0 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.1 nm |
| Stray Light | ≤0.03% at 220 nm (using NaI solution) |
| Brand | DLAB (Beijing) |
|---|---|
| Origin | Beijing, China |
| Model | SP-UV3102 |
| Optical System | Dual-beam |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2.0 nm |
| Wavelength Accuracy | ±0.1 nm at 656.1 nm, ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.1 nm |
| Stray Light | ≤0.03% T at 220 nm and 360 nm |
| Photometric Accuracy | ±0.002 A (0–0.5 A), ±0.003 A (0.5–1 A) |
| Photometric Repeatability | ±0.001 A (0–0.5 A), ±0.0015 A (0.5–1 A) |
| Baseline Stability | ≤0.001 A/h at 500 nm (after 1 h warm-up) |
| Display | 10.1-inch color capacitive touchscreen (1024 × 600) |
| Interface | USB port |
| Power Supply | 110/220 V, 50/60 Hz, 120 W |
| Dimensions (L×W×H) | 570 × 440 × 210 mm |
| Weight | 20 kg |
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