Ultraviolet Visible Spectrophotometer
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Showing 301–330 of 481 results
| Brand | Persee |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Architecture | Single-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Scanning Mode | Motorized Automatic Wavelength Drive |
| Spectral Bandwidth | 0.5 / 1.0 / 2.0 / 5.0 nm (TU-1810S models, variable slit) |
| Wavelength Accuracy | ±0.3 nm (with automatic on-boot wavelength calibration) |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.02% T at 220 nm (using NaI solution), ≤0.05% T at 360 nm (using NaNO₂ solution) |
| Brand | Persee |
|---|---|
| Origin | Beijing, China |
| Model | TU-1810 |
| Optical System | Double-beam ratio-monitoring |
| Detector Type | Photodiode Array |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Spectral Bandwidth | 2 nm (fixed), optional 0.5/1.0/2.0/5.0 nm (variable slit) |
| Stray Light | ≤0.2% (at 220 nm, NaI |
| Absorbance Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.3% T |
| Absorbance Repeatability | ≤0.001 Abs (0–0.5 Abs), ≤0.002 Abs (0.5–1.0 Abs), ≤0.15% T |
| Baseline Flatness | ±0.001 Abs |
| Drift | ≤0.2%/h (at 500 nm, after 2 h warm-up) |
| Dimensions | 530 × 430 × 240 mm |
| Weight | 25 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | TU-1901 |
| Price | USD 27,500 (FOB Beijing) |
| Optical Design | Double-Beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–900 nm |
| Wavelength Scanning | Motorized Auto-Scanning |
| Spectral Bandwidth | 5.0 nm (selectable: 0.1/0.2/0.5/1.0/2.0/5.0 nm) |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Stray Light | ≤0.015% T (at 220 nm, NaI |
| Brand | Persee |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | UV-Vis Automated Liquid Sampling Solution |
| Price Range | USD 14,000 – 21,000 |
| Optical Design | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1.8 nm (typical) |
| Wavelength Accuracy | ±0.3 nm |
| Stray Light | <0.05% T at 220 nm and 360 nm |
| Automation Level | Fully Automated Wavelength Scanning & Sample Handling |
| Sample Capacity | Three Independent Sample Carriers Supporting Configurable Racks (50 mL × 10 wells, 25 mL × 18 wells, or 20 mL × 18 wells) |
| Positioning System | Programmable 3-Axis Robotic Arm with Sub-millimeter Repeatability |
| Cleaning Mechanism | Peristaltic Pump–Driven Dynamic Immersion Rinse with Solvent Exchange Protocol |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | P200 |
| Optical Design | Single-Beam |
| Light Source | Pulsed Xenon Lamp |
| Detector | 2048-Pixel CCD Array |
| Wavelength Range | 220–950 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Repeatability | ±1 nm |
| Photometric Linearity | <1% at 546 nm |
| Absorbance Accuracy | ±0.003 A |
| Absorbance Range | –2 to 2 A (extended to –22 A.U. with digital offset compensation) |
| Minimum Sample Volume | 2 µL |
| Pathlength | 1 mm (capillary tip mode) or 10 mm (cuvette mode) |
| Measurement Time | ≤3 seconds per full-spectrum scan |
| Dimensions | 26 × 39 × 10 cm |
| Weight | 4.2 kg |
| Data Interfaces | USB, Bluetooth, SD card |
| Output Options | Onboard thermal printer (optional), PC export via Picodrop Analysis Software |
| DNA Quantification Range | 0.4–1200 ng/µL |
| BSA Quantification Range (Direct UV) | 0.02–25 mg/mL |
| OD₆₀₀ Mode | Enabled |
| Kinetic Assay Support | Yes (time-resolved absorbance series) |
| Brand | PerfectLight |
|---|---|
| Model | PLS-SXE300UV |
| Light Source Type | Xenon Arc Lamp-Based Solar Simulator |
| Optical Architecture | Single-Beam |
| Detector | Photodiode Array |
| Spectral Range | 320–780 nm (extendable to 2500 nm with optional filters) |
| Wavelength Control | Motorized Auto-Scanning |
| Total Output Power | 50 W |
| Beam Divergence | Avg. 6° |
| Illuminated Spot Diameter | 30–60 mm (distance-dependent) |
| Long-Term Irradiance Stability | ≤ ±3% over 8 h |
| Lamp Power Rating | 300 W (adjustable 150–300 W) |
| Lamp Lifetime | >1000 h (under standard photocatalytic operating conditions) |
| Trigger System | Integrated High-Voltage Ignition (dual-stage, no external HV cabling) |
| Current Limit | 21 A |
| Thermal Management | Passive Heatsink (large-area aluminum fin array) |
| EMI Shielding | Enclosed metal lamp housing |
| Control Interface | Microprocessor-based digital power management with programmable operation mode |
| Origin | Germany |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | PoolDirect 9-in-1 |
| Pricing | Upon Request |
| Origin | Germany |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PoolDirect |
| Pricing | Available Upon Request |
| Brand | Purkinje |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Architecture | Dual-Beam |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 185–900 nm |
| Wavelength Accuracy | ±0.1 nm (at D₂ line, 656.1 nm) |
| Wavelength Repeatability | ≤0.05 nm (at D₂ line, 656.1 nm) |
| Spectral Bandwidth | Continuously Adjustable from 0.1 to 5.0 nm |
| Stray Light | ≤0.00004%T (NaI, 220 nm) |
| Stray Light | ≤0.00002%T (NaNO₂, 360 nm) |
| Photometric Range | –8 to +8 Abs |
| Baseline Flatness | ±0.0005 Abs |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.3%T (>1.0 Abs) |
| Photometric Repeatability | ≤0.001 Abs (0–0.5 Abs), ≤0.002 Abs (0.5–1.0 Abs), ≤0.1%T (>1.0 Abs) |
| Drift | ≤0.1%T/h |
| Brand | Purkinje |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TU-1901 / TU-1900 |
| Optical System | Dual-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190 nm – 900 nm |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Wavelength Repeatability | ≤0.15 nm |
| Spectral Bandwidth | 0.1 nm, 0.2 nm, 0.5 nm, 1.0 nm, 2.0 nm, 5.0 nm |
| Stray Light | ≤0.01%T at 220 nm (NaI), ≤0.05%T at 360 nm (NaNO₂) |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.3%T (0–100%T) |
| Photometric Range | –4.0 to +4.0 Abs |
| Baseline Flatness | ±0.001 Abs |
| Baseline Drift | 0.0004 Abs/h (at 500 nm, 0 Abs, after 2 h warm-up) |
| Photometric Noise | ±0.0004 Abs |
| Brand | Purkinje |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM Manufacturer |
| Instrument Architecture | Dual-Beam |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–900 nm |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Wavelength Repeatability | ≤0.15 nm |
| Spectral Bandwidth | Continuously Variable from 0.1 to 5.0 nm (0.1 nm increments) |
| Stray Light | ≤0.01% T at 220 nm (NaI), ≤0.05% T at 360 nm (NaNO₂) |
| Baseline Flatness | ±0.001 Abs |
| Drift | ≤0.1%/h |
| Dimensions | 610 × 570 × 300 mm |
| Weight | 39 kg |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | S22 |
| Price | USD 72 (FOB Shanghai) |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 340–1000 nm |
| Wavelength Scanning | Motorized Auto-Scanning |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.3% T |
| Brand | SCINCO |
|---|---|
| Origin | South Korea |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported Instrument |
| Model | Velox 1100 |
| Price Range | USD 21,000–35,000 (FOB) |
| Optical Design | Single-Beam |
| Detector | 512-Element Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | <0.02 nm |
| Photometric Range | –3.0 to +3.0 Absorbance Units (AU) |
| Light Source | Xenon Arc Lamp |
| Spectral Bandwidth | Fixed, Optimized for PDA Architecture |
| Data Acquisition Speed | Full-spectrum acquisition in <100 ms |
| Brand | SCINCO |
|---|---|
| Origin | South Korea |
| Model | VMS-1S |
| Optical Configuration | Single-beam |
| Detector | 1024-element photodiode array (PDA) |
| Wavelength Range | 400–1000 nm |
| Wavelength Accuracy | ±1.5 nm |
| Wavelength Repeatability | ±0.2 nm |
| Scan Speed | 1 s per spectrum |
| Light Source | Tungsten halogen lamp |
| Sample Stage | Mechanical dual-layer XY stage (210 × 140 mm footprint |
| Eyepiece | Wide-field WF10× (20 mm field diameter) |
| Objective Lens | 5× |
| Measurement Modes | Transmittance and reflectance of small-area optical features (e.g., IR cut filters, camera aperture windows) |
| Origin | Shanghai |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | 7600 Dual-Beam |
| Quotation | Upon Request |
| Wavelength Range | 200–1000 nm |
| Wavelength Setting Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Photometric Accuracy (Transmittance) | ±0.5% T |
| Photometric Repeatability (Transmittance) | ±0.2% T |
| Transmittance Range | 0–200% T |
| Absorbance Range | −0.301 to 3.000 A |
| Concentration Display Range | 0–99999 |
| Stray Light | ≤0.10% T (measured with NaI at 220 nm) |
| Baseline Flatness | ±0.002 A |
| Drift | ≤0.2% T (0.001 A) / hour at 500 nm (after warm-up) |
| Noise | ≤0.2% T at 100% T, ≤0.1% T at 0% T |
| Scan Speed Modes | High / Medium / Low |
| Printer Interface | Integrated |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | 723N |
| Price | USD 920 (FOB Shanghai) |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | ≤0.5 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.3% τ (at 360 nm, NaNO₂ reference |
| typical measured | 0.1% τ) |
| Transmittance Range | 0.0–200.0% τ |
| Transmittance Accuracy | ±0.5% τ (certified NIST-traceable NBS 930D filter) |
| Transmittance Repeatability | ≤0.2% τ |
| Absorbance Range | –0.301 to 4.000 A |
| Baseline Flatness | ±0.005 A |
| Drift | ≤0.004 A/h |
| Sampling Interval Options | 0.1, 0.2, 0.5, 1, 2, or 4 nm |
| Display | 5″ LCD graphical interface |
| Output | Integrated thermal printer (optional external USB/RS-232 connectivity) |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model Series | 930F, 960, 9700CRT |
| Price Range | USD 2,200 – 12,600 (FOB Shanghai) |
| Type | Filter-based and CRT-display-equipped benchtop fluorescence spectrophotometer |
| Detector | PMT (Photomultiplier Tube) |
| Excitation & Emission Wavelength Range | 200–760 nm (standard configuration) |
| Spectral Bandwidth | 2–10 nm (adjustable per model) |
| Wavelength Accuracy | ±2.0 nm |
| Intensity Reproducibility | ≤±1.5% RSD |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Model Range | 721, 721N, 721G, 721G-100, 722G, 722S, 722N, 7230G, 723N, N2, N2S, N3S, L3, L3S |
| Wavelength Range | 325–1000 nm (typical for visible spectrophotometers) |
| Optical System | Single-beam with fixed slit and grating monochromator |
| Detector | Silicon photodiode |
| Display | Analog meter (721/722 series) or digital LCD (N/L-series) |
| Absorbance Range | 0–2.0 A (linear up to 1.999 A) |
| Stray Light | ≤0.5% T at 360 nm |
| Repeatability | ±0.002 A (at 1.0 A, typical) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | UV-754N |
| Price | USD 1,950 (FOB Shanghai) |
| Optical Architecture | Dual-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Scanning | Motorized Auto-Scan |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±0.5 nm |
| Stray Light | ≤0.05%T at 220 nm and 360 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Photometric Accuracy | ±0.002 A (0–0.5 A), ±0.003 A (0.5–1.0 A), ±0.3%T (0–100%T) |
| Photometric Repeatability | ≤0.001 A (0–0.5 A), ≤0.002 A (0.5–1.0 A), ≤0.15%T (0–100%T) |
| Photometric Range | 0–200%T, −0.301–3.000 A, 0–9999 C |
| Baseline Drift | ≤0.001 A/h at 500 nm |
| Baseline Linearity | ±0.002 A |
| Noise | ≤0.15%T (100%T), ≤0.1%T (0%T) |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | UV752 |
| Price | USD 1,280 (FOB Shanghai) |
| Optical System | Achromatic Czerny-Turner with 1200 lines/mm grating |
| Wavelength Range | 195–1020 nm |
| Wavelength Accuracy | ±2 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Repeatability | 1 nm |
| Stray Light | ≤0.3%T at 360 nm |
| Photometric Accuracy | ±0.5%T |
| Photometric Repeatability | ±0.2%T |
| Photometric Range | 0–200%T, –0.301–2.000 A |
| Baseline Drift | ≤0.2%T/h |
| Baseline Linearity | ±0.004 A/h @ 500 nm |
| Noise | ≤0.3%T at 100%T |
| Stability | ±0.004 A/h @ 500 nm |
| Operating Modes | Transmittance (T), Absorbance (A), Concentration (C) |
| Display | 4-digit LED LCD |
| Zero Adjustment | Automatic |
| Wavelength Drive | Manual |
| Lamp Source | Imported tungsten lamp and deuterium lamp |
| Lamp Switching | Manual |
| Printer Interface | Parallel port (thermal printer, optional) |
| Net Weight | 12 kg |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | 722S |
| Price | USD 70 (FOB Shanghai) |
| Optical Design | Pseudo-Double-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 325 nm – 1000 nm |
| Wavelength Scanning | Motorized Auto-Scanning |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Absorbance Range | −0.301 A to 3.000 A |
| Absorbance Accuracy | ±0.004 A (at 1.0 A, using NIST-traceable filters) |
| Transmittance Accuracy | ±0.5% T |
| Transmittance Repeatability | ±0.2% T |
| Transmittance Range | 0.0–125.0% T |
| Concentration Display Range | 0–9999 units |
| Baseline Stability | ≤±0.003 A/h (at 500 nm, 2 h warm-up) |
| Data Interface | RS-232C serial port (ASCII protocol, 9600 bps) |
| Origin | Shanghai |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | 722-1 |
| Price | USD 70 (est.) |
| Optical Design | Single-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 330–1000 nm |
| Wavelength Selection | Manual |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.1% T |
| Wavelength Repeatability | 1 nm |
| Photometric Accuracy | ≤±0.5% T |
| Photometric Repeatability | ±0.2% T |
| Transmittance Range | 0–200% T |
| Absorbance Range | –0.301 to 3.000 A |
| Concentration Range | 0–99999 units |
| Baseline Stability | ±0.001 A/h |
| Output Interface | RS-232 |
| Optional Accessories | Thermal Printer, Dedicated PC Software |
| Brand | Lengguang |
|---|---|
| Origin | Shanghai, China |
| Model | 722 |
| Optical System | Double-beam |
| Detector | Photodiode Array |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2.0 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤1.0% T |
| Wavelength Scanning | Motorized Auto-Positioning |
| Display | 4-digit LCD |
| Auto Zero/Full-Scale Calibration | Yes |
| Transmittance/Absorbance/Concentration/Factor Mode | Automatic Switching |
| Compliance | Meets GB/T 21186–2007 (Chinese National Standard for Visible Spectrophotometers) |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 722 |
| Optical System | Single-beam |
| Detector Type | Photodiode Array |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ±1 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.5% T (at 360 nm) |
| Transmittance Accuracy | ±0.5% T |
| Transmittance Repeatability | ±0.2% T |
| Baseline Stability | ≤±0.5% T / 5 min |
| Measurement Modes | Transmittance (0–199.9% T), Absorbance (−0.3 to 2.5 A), Factor (F: 0–9999), Concentration (C: 0–9999) |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 723PC |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 325–1100 nm (0.1 nm step) |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±1.0 nm (auto-calibrated at startup) |
| Wavelength Repeatability | ±0.5 nm |
| Stray Light | ≤0.2% T (at 360 nm) |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ±0.2% T |
| Baseline Drift | ±0.002 A/h |
| Baseline Linearity | ±0.004 A |
| Absorbance Range | –0.5 to 3.000 A |
| Transmittance Range | –1.0 to 200.0% T |
| Display | 128 × 64 dot-matrix LCD |
| Dimensions | 455 × 430 × 220 mm |
| Software | UV-Solution 2.0 workstation (scan, kinetics, quantitative analysis, standard curve fitting) |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | 756PC |
| Optical Design | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | 0.5 nm |
| Stray Light | ≤0.15% T (at 220 nm and 340 nm) |
| Absorbance Range | –0.5 to 3.000 A |
| Transmittance Range | –1.0 to 200.0% T |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ±0.2% T |
| Baseline Linearity | ±0.004 A |
| Baseline Drift | ±0.003 A/h |
| Display | 128 × 64 LCD |
| Dimensions | 455 × 430 × 220 mm |
| Interface | USB port |
| Software | UV-Solution 2.0 workstation software |
| Brand | SOPTOP |
|---|---|
| Origin | Shanghai, China |
| Model | UV2600PC |
| Optical System | Ratio-monitoring double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.05% T (at 220 nm and 360 nm) |
| Wavelength Repeatability | ≤0.2 nm |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ≤0.1% T |
| Baseline Flatness | ±0.002 A |
| Drift | ≤0.001 A/h (at 500 nm) |
| Display | 320 × 240 pixel 6-inch LCD |
| Brand | Shanghai Spectrum |
|---|---|
| Origin | Shanghai, China |
| Model | SP-2500 |
| Optical Design | Dual-beam with dual detectors |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–900 nm |
| Spectral Bandwidth | 0.1, 0.2, 0.5, 1, 2, and 4 nm (selectable) |
| Wavelength Accuracy | ±0.3 nm |
| Stray Light | ≤0.01% T |
| Automation | Automatic wavelength scanning and energy calibration |
| Light Source | Imported deuterium and tungsten-halogen lamps |
| Software | Integrated PC-based acquisition and analysis platform with GLP-compliant data handling |
| Brand | Shanghai Spectrum |
|---|---|
| Origin | Shanghai, China |
| Model | SP-722 |
| Optical System | Single-beam |
| Detector | Photocell |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Spectral Bandwidth | 5 nm |
| Stray Light | ≤0.5% T |
| Wavelength Adjustment | Manual |
| Compliance | CE-marked for laboratory use in accordance with IEC 61010-1 |
| Data Interface | RS-232 (optional USB adapter available) |
| Brand | Shanghai Spectrum |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | SP-723 |
| Optical System | Single-beam self-collimating optical path with 1200 lines/mm holographic grating |
| Detector | Photodiode array |
| Wavelength Setting | Automatic |
| Sample Chamber Capacity | Accommodates cuvettes from 5 mm to 100 mm pathlength |
| Minimum Sample Volume | 200 µL (with optional ultra-micro cuvette holder) |
| Display | 2-line × 20-character LCD |
| Data Output | Analog output + RS-232C serial interface |
| Compliance | Designed for educational, industrial QC, and environmental monitoring applications per standard laboratory practice guidelines (e.g., ISO/IEC 17025–aligned operation) |