Ultraviolet Visible Spectrophotometer
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Showing 121–150 of 457 results
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | DR6000 |
| Optical Design | Pseudo-Double-Beam |
| Detector | CCD Array |
| Wavelength Range | 190–1100 nm |
| Wavelength Automation | Automatic |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±1 nm (200–900 nm) |
| Stray Light | <3.3 Abs / <0.05% T (KI solution at 220 nm) |
| Brand | Haileong |
|---|---|
| Model | UV-2204 |
| Optical System | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 200–1000 nm |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | ±0.3 nm |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ≤0.2% T |
| Stray Light | ≤0.2% T @ 220 nm & 360 nm |
| Baseline Stability | ±0.002 A/h @ 500 nm |
| Display Resolution | 0.1 nm |
| Measurement Modes | Transmittance (T), Absorbance (A), Concentration (C), Factor (F) |
| Light Sources | Imported Deuterium Lamp & Tungsten-Halogen Lamp (Auto-Switching) |
| Monochromator | Czerny-Turner (CT) Type |
| Interface | USB 2.0 |
| Sample Compartment | Accommodates Cuvettes from 5 mm to 100 mm Pathlength |
| Power Supply | AC 90–240 V, 50 Hz |
| Dimensions | 470 × 370 × 200 mm |
| Weight | 13 kg |
| Brand | Haileong |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Dual-beam UV-Vis spectrophotometer |
| Detector | Photomultiplier tube (PMT) |
| Wavelength Range | 190–1100 nm (UV1801/UV1800PC/TU1810), 325–1100 nm (UV1600PC-V7) |
| Spectral Bandwidth | 1 nm (UV1801), 1.8 nm (UV1800PC/TU1810), 4 nm (UV1600PC-V7) |
| Wavelength Accuracy | ±0.3 nm (UV1801), ±0.5 nm (others) |
| Wavelength Repeatability | 0.1–0.2 nm |
| Stray Light | ≤0.05% T at 220 nm and 360 nm |
| Photometric Accuracy | ≤±0.3% T (0–100% T), ±0.002 A (0–0.5 A), ±0.004 A (0.5–1 A) |
| Photometric Repeatability | ≤±0.15% T (0–100% T), ±0.001 A (0–0.5 A), ±0.002 A (0.5–1 A) |
| Baseline Flatness | ±0.002 A |
| Drift | ±0.001–0.002 A/h at 500 nm |
| Optical Design | Czerny-Turner monochromator with 1200 lines/mm grating |
| Light Sources | Deuterium lamp (D₂) and tungsten-halogen lamp (W) with automatic switching |
| Sample Compartment | Accommodates cuvettes from 5 mm to 100 mm pathlength |
| Data Interface | USB port for data export |
| Display | LCD screen |
| Power Supply | AC 90–240 V, 50 Hz |
| Dimensions | 470 × 370 × 240 mm |
| Weight | 13 kg |
| Brand | Hailong |
|---|---|
| Origin | Shanghai, China |
| Model | TU-1901AS / TU-1901B / TU-1901plus / TU-1901S / TU-1901 |
| Optical System | Dual-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 0.1–5 nm (model-dependent) |
| Wavelength Accuracy | ±0.1 nm (@ 656.1 nm D₂ line), ±0.3 nm (full range) |
| Stray Light | ≤0.02% T (at 220 nm with NaI |
| Photometric Accuracy | ±0.002 A (0–0.5 A), ±0.3% T (0–100% T) |
| Photometric Repeatability | ±0.001 A (0–0.5 A), ±0.15% T (0–100% T) |
| Baseline Flatness | ±0.0005 A |
| Baseline Drift | ±0.0005 A/h |
| Noise | ±0.0003 A (500 nm, 0 A, 2 nm bandwidth) |
| Display | 8-inch true-color capacitive touchscreen |
| Data Output | USB 3.0 ×3, Ethernet, Wi-Fi, Bluetooth, Email/PDF/Excel export |
| Brand | Hailong |
|---|---|
| Origin | Shanghai, China |
| Model | 721 / 721N / X1 |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 4–5 nm |
| Wavelength Accuracy | ±2–±3 nm |
| Stray Light | ≤0.2% T @ 360 nm |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤0.2% T |
| Stability | ±0.002 A/h @ 500 nm |
| Detector Type | Photomultiplier Tube (PMT) |
| Optical System | Self-collimating monochromator with 1200 lines/mm grating |
| Light Source | Imported tungsten-halogen lamp |
| Measurement Modes | Transmittance (T), Absorbance (A), Concentration (C), Factor (F) |
| Sample Chamber | Accommodates cuvettes from 5 mm to 50 mm pathlength |
| Dimensions | 400 × 310 × 160 mm |
| Weight | 6 kg |
| Brand | Hailong |
|---|---|
| Origin | Shanghai, China |
| Model | 722 / 72S / 722N / X2 |
| Price Range | USD 0–799 |
| Optical Design | Dual-wavelength |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 325–1000 nm |
| Wavelength Scanning | Motorized automatic wavelength selection |
| Spectral Bandwidth | 4–5 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤0.2% T |
| Baseline Stability | ±0.002 A/h at 500 nm |
| Light Source | Imported tungsten-halogen lamp |
| Monochromator | Czerny-Turner self-collimating design |
| Sample Compartment | Accommodates cuvettes from 5 mm to 50 mm pathlength |
| Interface | USB 2.0 |
| Operating Modes | Transmittance (T), Absorbance (A), Concentration (C), Factor (F) |
| Zero Adjustment | Fully automated OA and 100% T calibration |
| Dimensions | 400 × 310 × 160 mm |
| Weight | 6 kg |
| Brand | Hailong |
|---|---|
| Origin | Shanghai, China |
| Model | 723 / 723N / 7230G / X3 |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 2–4 nm |
| Wavelength Accuracy | ±1–±2 nm |
| Stray Light | ≤0.2%T @ 360 nm |
| Photometric Accuracy | ±0.3–±0.5%T |
| Photometric Repeatability | ≤0.2%T |
| Baseline Stability | ±0.002 A/h @ 500 nm |
| Wavelength Resolution | 0.1 nm |
| Detector Type | Photomultiplier Tube (PMT) |
| Optical Design | Czerny-Turner Monochromator |
| Light Source | Imported Tungsten-Halogen Lamp |
| Display | LCD with 0.1 nm wavelength resolution |
| Sample Compartment | Accepts 5–100 mm cuvettes |
| Measurement Modes | Transmittance (T), Absorbance (A), Concentration (C), Factor (F) |
| Auto-zero & Auto-100%T Calibration | Yes |
| Interface | USB (for optional XP-based analysis software) |
| Power Supply | AC 90–240 V, 50 Hz |
| Dimensions | 470 × 370 × 200 mm |
| Weight | 12 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i2 |
| Optical Design | Double-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm (at D₂ line, 656.1 nm), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.2 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 / 5.0 nm (selectable) |
| Stray Light | ≤0.03% T |
| Wavelength Scanning | Automatic |
| A/D Resolution | 24-bit |
| Data Storage | 200 measurement sets + 200 calibration curves |
| Baseline Flatness | ±0.001 A |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ≤0.15% T |
| Drift | ±0.001 A/h at 500 nm |
| Noise | ±0.0005 A/h |
| Photometric Range | 0–200% T, –0.3 to 3 A, 0–9999 C |
| Display | 128 × 64 LCD |
| Interface | USB port for data export |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 460 × 380 × 180 mm |
| Weight | 15 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i3 |
| Optical Design | Double-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 / 5.0 nm |
| Wavelength Accuracy | ±0.1 nm (at D₂ line, 656.1 nm), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.3 nm |
| Stray Light | ≤0.03% T |
| Wavelength Setting | Automatic |
| Photometric Range | 0–200% T, –0.3–3 A, 0–9999 C |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤0.2% T |
| Baseline Stability | ±0.001 A/h at 500 nm |
| Display | 128×64 dot-matrix LCD |
| Data Interface | USB |
| Printer Interface | Parallel port |
| Light Sources | Imported deuterium and tungsten lamps |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 420 × 300 × 160 mm |
| Weight | 13 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i5 |
| Optical Design | Double-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm (at D₂ line, 656.1 nm), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.2 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 / 5.0 nm (selectable) |
| Stray Light | ≤0.03% T |
| A/D Resolution | 24-bit |
| Baseline Flatness | ±0.001 A |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ±0.15% T |
| Drift | ≤0.001 A/h (at 500 nm) |
| Noise | ≤0.0005 A |
| Photometric Range | 0–200% T, –0.3 to 3 A, 0–9999 C |
| Wavelength Setting | Automatic |
| Scan Speed | High/Medium/Low (user-selectable) |
| Display | 320 × 240 LCD |
| Light Sources | Imported Deuterium & Tungsten Lamps |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 460 × 380 × 180 mm |
| Weight | 20 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i6 |
| Optical Design | Double-beam |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm at D₂ line (656.1 nm), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 / 5.0 nm (selectable) |
| Stray Light | ≤0.03% T |
| Photometric Accuracy | ±0.2% T |
| Photometric Repeatability | ±0.15% T |
| Baseline Flatness | ±0.001 A |
| Drift | ≤0.001 A/h at 500 nm |
| Noise Level | ≤0.0005 A |
| Photometric Range | 0–200% T, –4.0 to +4.0 A, 0–9999 C |
| Wavelength Setting | Automatic |
| Scan Speed | High/Medium/Low (3-step selectable) |
| A/D Resolution | 24-bit |
| Display | 320 × 240 LCD |
| Light Sources | Imported deuterium lamp & tungsten-halogen lamp |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 470 × 370 × 180 mm |
| Weight | 20 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i7 |
| Optical Design | Double-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm at 656.1 nm (D₂ line), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 0.5 / 1.0 / 2.0 / 4.0 / 5.0 nm (user-selectable) |
| Stray Light | ≤0.03% T |
| Photometric Accuracy | ±0.2% T |
| Photometric Repeatability | ±0.15% T |
| Baseline Flatness | ±0.001 A |
| Drift | ≤0.001 A/h at 500 nm |
| Noise | ≤0.0005 A |
| Photometric Range | 0–200% T, –4.0 to +4.0 A, 0–9999 C |
| Wavelength Setting | Automatic |
| Scan Speed | High/Medium/Low (3 modes) |
| A/D Resolution | 24-bit |
| Display | 320 × 240 LCD |
| Light Sources | Imported Tungsten and Deuterium Lamps |
| Detector Type | Imported Silicon Photodiode |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 470 × 370 × 180 mm |
| Weight | 20 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i8 |
| Optical System | Dual-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm (at D₂ line, 656.1 nm), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.03% T |
| Photometric Accuracy | ±0.2% T |
| Photometric Repeatability | ≤0.15% T |
| Baseline Flatness | ±0.001 A |
| Drift | ≤0.0004 A/h (at 500 nm) |
| Noise | ≤0.0005 A |
| Photometric Range | 0–200% T, –4.0 to +4.0 A, 0–9999 C |
| Wavelength Setting | Automatic |
| Scan Speed | High/Medium/Low selectable |
| Data Interface | USB |
| Display | 320 × 240 pixel LCD |
| Light Sources | Imported tungsten and deuterium lamps |
| Detector Type | Imported silicon photodiode |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 625 × 430 × 210 mm |
| Weight | 28 kg |
| Brand | Hanon |
|---|---|
| Origin | Shandong, China |
| Model | i9 |
| Optical System | Dual-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm @ 656.1 nm (D₂ line), ±0.3 nm across full range |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 0.5 / 1.0 / 2.0 / 4.0 / 5.0 nm (motorized, user-selectable) |
| Stray Light | ≤0.03% T |
| Photometric Accuracy | ±0.2% T |
| Photometric Repeatability | ≤0.15% T |
| Baseline Flatness | ±0.001 A |
| Drift | ±0.0004 A/h @ 500 nm |
| Noise | ±0.0005 A |
| Photometric Range | 0–200% T, –4.0 to +4.0 A, 0–9999 C |
| Wavelength Setting | Automatic |
| Scan Speed | High/Medium/Low (3 modes) |
| Data Interface | USB |
| Display | 320 × 240 pixel LCD |
| Light Sources | Imported deuterium and tungsten lamps |
| Detector | Imported silicon photodiode |
| Power Supply | AC 220 V/50 Hz or 110 V/60 Hz |
| Dimensions | 625 × 430 × 210 mm |
| Weight | 28 kg |
| Brand | HunterLab |
|---|---|
| Origin | USA |
| Model | BPI |
| Optical Configuration | Single-beam |
| Wavelength Range | 350–710 nm |
| Spectral Bandwidth | 10 nm |
| Wavelength Automation | Automatic |
| Dimensions | 6.75" L × 6.25" W × 5" H |
| Weight | 8.5 lb |
| Power Supply | 110 V AC, 50/60 Hz, 1 A |
| Color Space Output | CIELAB (L*, a*, b*) |
| Transmittance Metrics | Visible Light Transmittance (Tv), UVA Transmittance (315–400 nm) |
| Compliance | Meets U.S. DOT and ECE R43 requirements for traffic signal visibility |
| Brand | INESA |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Flame and Graphite Furnace Atomic Absorption Spectrophotometer |
| Compliance | Meets ISO 11171, ASTM D5185, USP <731>, and GB/T 21187–2007 for AAS methodology |
| Detection Limits | Sub-pptr range for most elements (e.g., Cd: 0.002 µg/L, Pb: 0.02 µg/L in flame mode |
| Cd | 0.1 pg, Pb: 0.5 pg in GF mode) |
| Wavelength Range | 190–900 nm |
| Spectral Bandwidth | 0.1, 0.2, 0.4, 1.0, 2.0 nm selectable |
| Light Source | Hollow Cathode Lamps (HCLs) and Electrodeless Discharge Lamps (EDLs) |
| Detector | High-sensitivity photomultiplier tube (PMT) |
| Data Output | USB 2.0, RS-232, optional Ethernet interface |
| Software | AAWinLab v3.2 with audit trail, user permission levels, and 21 CFR Part 11 compliance modules |
| Brand | INSION |
|---|---|
| Origin | Germany |
| Model | 2C UV VIS |
| Optical Architecture | Single-beam |
| Detector Type | Photodiode Array |
| Spectral Range | 2 × 350–1050 nm |
| Wavelength Accuracy | < 10 nm FWHM |
| Spectral Resolution | < 10 nm FWHM |
| Sensitivity | > 2.0 × 10¹⁵ counts·nm/W·s at 650 nm |
| Optical Interface | Dual SMA 905 connectors |
| Calibration | Factory-calibrated, no user recalibration required |
| Mechanical Stability | Solid-state design, no moving parts |
| Operating Temperature Range | 5–40 °C |
| Dimensions | ≤ 65 × 45 × 25 mm |
| Weight | < 120 g |
| Brand | J&M |
|---|---|
| Origin | Germany |
| Model | MSP-400 |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 400–800 nm |
| Wavelength Accuracy | ±1 nm |
| Spectral Bandwidth | 1 nm |
| Stray Light | 0.001% T |
| Automation Level | Automatic Wavelength Scanning |
| Compatibility | Integrates with microscope camera tubes via TIDA interface |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | MVS-5000 Series |
| Instrument Architecture | Dual-Wavelength |
| Detector Type | Photomultiplier Tube (PMT) |
| Wavelength Range | 200–2700 nm |
| Automation Level | Motorized Wavelength Scanning |
| Spectral Bandwidth | 1–20 nm |
| Wavelength Accuracy | ±0.3 nm |
| Stray Light | <0.0001% (at 220 nm, NaI |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Model | V-630 Bio |
| Optical System | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.2 nm |
| Spectral Bandwidth | 1 nm |
| Stray Light | ≤0.02% T |
| Automation | Motorized Wavelength Scanning |
| Sample Volume Requirement (with 8-position micro-volume rotator) | 4 µL per measurement |
| Temperature Control Option | Peltier-based electronic thermostat (optional) |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Model | V-670 |
| Optical Design | Single-beam |
| Detector | Photomultiplier Tube (PMT) for UV-Vis |
| Wavelength Range | 190–2700 nm (extendable to 3200 nm) |
| Spectral Bandwidth | 0.1, 0.2, 0.5, 1, 2, 5, 10 nm (selectable) |
| Wavelength Accuracy | ±0.3 nm (UV-Vis) |
| Wavelength Repeatability | ±0.05 nm (UV-Vis) |
| Stray Light | ≤0.005% T |
| Automation | Motorized wavelength scanning and slit control |
| Compliance | ASTM E275, ISO 6247, USP <857>, JIS K 0115 |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Instrument Configuration | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Automation Level | Motorized Wavelength Scanning |
| Wavelength Range | 250–2000 nm |
| Stray Light | ≤0.003% T |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Model | V-700 Series |
| Optical System | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–3200 nm |
| Wavelength Accuracy | ±0.3 nm |
| Spectral Bandwidth | 0.1, 0.2, 0.5, 1, 2, 5, 10 nm |
| Stray Light | ≤0.005 % |
| Automation | Automatic Wavelength Scanning |
| Compliance | FDA 21 CFR Part 11 (via Spectra Manager CFR Edition) |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | V-7000 Series |
| Optical System | Double-beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 175–3300 nm |
| Wavelength Accuracy | ±0.08 nm |
| Spectral Bandwidth | 0–20 nm (variable, motorized slit control) |
| Stray Light | ≤0.00007% (at 220 nm, NaI |
| Photometric Range | ±8.0 Abs |
| Resolution | 0.049 nm (UV-Vis region, using high-resolution grating mode) |
| Software | JASCO Spectra Manager™ (cross-platform, Windows/macOS/Linux compatible) |
| Brand | JASCO |
|---|---|
| Origin | Japan |
| Model | V-770 |
| Optical Design | Double-beam |
| Detector | Photomultiplier Tube (PMT) & Peltier-cooled PbS detector |
| Wavelength Range | 190–3200 nm |
| Spectral Bandwidth | 0–40 nm |
| Wavelength Accuracy | ±0.3 nm (UV-Vis), ±1.5 nm (NIR) |
| Wavelength Repeatability | ±0.05 nm (UV-Vis), ±0.2 nm (NIR) |
| Stray Light | ≤0.005% |
| Automation | Motorized wavelength scanning and auto-alignment |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | 722 |
| Price | USD 70 (approx.) |
| Optical Design | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 330 nm – 1000 nm |
| Wavelength Adjustment | Manual |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±2 nm |
| Stray Light | ≤0.5% T at 360 nm |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (PRC) |
| Model | UV-765 |
| Price | ¥2500 |
| Optical Design | Double-Beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Automation | Motorized Scanning |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.5 nm |
| Stray Light | ≤0.05%T (at 220 nm with NaI |
| Brand | JU CHUANG ENVIRONMENTAL |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Domestic |
| Model | UV-759CRT |
| Optical Design | Single-beam |
| Detector | CMOS array |
| 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 at 220 nm and 360 nm |
| Photometric Accuracy | ±0.003% T |
| Photometric Repeatability | 0.001% T |
| Absorbance Range | –0.30 to 3.00 A |
| Transmittance Range | 0.0–200.0% T |
| Concentration Range | 0–1999 units |
| Baseline Flatness | ±0.001 A |
| Stability | ±0.0005 A/h at 500 nm |
| Interface | USB (RS-232 emulation) |
| Display | 128×64 graphic LCD |
| Data Storage | 200 calibration curves + 200 measurement sets |
| Software Support | UV-759CRT dedicated analysis software |
| Brand | Labman |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument |
| Model | LABMAN High-Throughput Automated Absorbance Measurement System |
| Optical Design | Dual-Beam |
| Detector | CCD (Charge-Coupled Device) |
| Wavelength Range | 190–900 nm |
| Wavelength Selection | Manual |
| Spectral Bandwidth | 650 nm |
| Wavelength Accuracy | ±2.0 nm |
| Stray Light | ≤0.01% T |
| Sample Capacity | 192-position rack (17 mm height, dual-diameter transparent glass vials) |
| Throughput | Up to 180 samples/hour |
| Scan Speed | ≥12 vials/minute |
| LED Source | Red 4-element array @ 650 nm |
| Brand | Lengguang Tech |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | Yes |
| Product Type | Domestic |
| Model | S22 / S22PC |
| Price Range | USD 420–690 (est.) |
| Optical Design | Single-beam |
| Detector | Silicon Photocell |
| Wavelength Range | 340–1000 nm |
| Wavelength Adjustment | Manual |
| Spectral Bandwidth | 6 nm |
| Wavelength Accuracy | ±2.0 nm |
| Wavelength Repeatability | ≤1.0 nm |
| Stray Light | ≤0.2% T |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | ≤0.2% T |
| Absorbance Range | –0.3 to 2.999 A |
| Transmittance Range | 0.0–199.9% T |
| Dimensions | 370 × 320 × 190 mm |
| Net Weight | 7 kg |