Ultra Micro Spectrophotometer
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| Brand | Betop Scientific |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Product Origin | Domestic (China) |
| Model | NanoUV |
| Wavelength Range | 200–850 nm |
| Wavelength Accuracy | ±1.0 nm (at 302 nm, 25°C) |
| Absorbance Linearity | 0–1.5 A (cuvette mode) |
| Absorbance Accuracy | ±3% at 0.97 A (25°C, reported in Abs/mm) |
| Detection Modes | Nano-volume (1–2 µL) and Cuvette (10 mm pathlength) |
| Brand | BIO-DL |
|---|---|
| Origin | Shanghai, China |
| Model | Microdrop Plus |
| Wavelength Range | 185–910 nm |
| Sample Volume (Capillary Mode) | 0.5–2 µL |
| Sample Volume (Cuvette Mode) | Standard 10 mm pathlength cuvettes |
| Detection Sensor | 2048-pixel linear CCD array |
| Display | 7-inch high-resolution color touchscreen |
| Internal Storage | High-capacity embedded memory |
| Connectivity | USB and Wi-Fi |
| Temperature Control & Stirring | Available in cuvette mode |
| Optical Path Adjustment | Automatic variable-pathlength technology |
| Compliance | Designed for GLP-compliant workflows |
| Brand | Biochrom |
|---|---|
| Origin | USA |
| Model | BioDrop DUO+ |
| Spectral Bandwidth | 5 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Range | 190–1100 nm |
| Cuvette Pathlength | 10 mm |
| Sample Volume (min) | 0.5 µL |
| Fixed Microvolume Pathlength | 0.5 mm ± 5 µm |
| Absorbance Range | –0.3 to 2.5 A |
| Stray Light | <0.5% T at 220 nm & 340 nm (NaNO₂) |
| Detector | 1024-pixel CCD array |
| Light Source | Pulsed Xenon Lamp (3-year warranty) |
| Display | 7-inch capacitive color touchscreen |
| Dimensions | 410 × 280 × 190 mm |
| Weight | 3.55 kg |
| Brand | Biochrom |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | BioDrop μLite+ |
| Price | Upon Request |
| Spectral Bandwidth | 5 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Range | 190–1100 nm |
| Brand | DELEITE |
|---|---|
| Origin | Shanghai, China |
| Model | SmartSens-400 |
| Spectral Bandwidth | 0.1, 0.2, 0.4, 0.7, 1.4, 2 nm (6-step automatic switching) |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Range | 185–900 nm |
| Baseline Drift (Static, Cu) | ±0.004 A/30 min |
| Baseline Drift (Dynamic, Cu) | ±0.006 A/15 min |
| Detection Limit (Cd) | ≤1.5 pg |
| Detection Limit (Cu) | ≤20 pg |
| Characteristic Mass (Cd) | ≤1.0 pg |
| Characteristic Mass (Cu) | ≤22 pg |
| Graphite Furnace Temperature Range | Ambient to 3000 °C |
| Maximum Ramp Rate | 2000 °C/s |
| Background Correction | D₂-lamp, ≥30× correction at 1 A |
| Brand | Hengmei |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HM-MD |
| Spectral Bandwidth | 4 nm (2 nm optional) |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 190–1100 nm |
| Photometric Range | 0–200% T, −0.3–3 A |
| Stray Light | ≤0.1% T |
| Photometric Accuracy | ±0.5% T, ±0.004 Abs (0–0.5 A) |
| Photometric Repeatability | ±0.5% T, ±0.004 Abs (0–0.5 A) |
| Baseline Stability | ±0.002 Abs at 500 nm (3 min) |
| Detector | Imported Silicon Photodiode |
| Monochromator | Czerny-Turner with Holographic Blazed Grating (1200 lines/mm) |
| Display | 7-inch TFT-LCD Touchscreen (1024 × 768) |
| Connectivity | USB, Wi-Fi (standard), Bluetooth (standard), optional PC software (Yokelab), cloud integration via YOKE@Clouddata |
| Data Storage | 2000 spectra, 96 calibration curves |
| Scan Speed | up to 3000 nm/min |
| Lamp Switching | Automatic (default 340 nm, user-configurable) |
| Brand | HUXI |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | Nano-900 |
| Spectral Bandwidth | ≤1.5 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 180–910 nm |
| Sample Volume | 0.5–2 µL |
| Optical Path Options | 0.05 mm, 0.2 mm, 1 mm |
| Light Source | Pulsed Xenon Lamp (≥10⁹ flashes) |
| Detector | 2048-pixel Linear CMOS Array |
| Absorbance Precision | 0.002 Abs (1 mm path) |
| Absorbance Range | 0.02–300 A (equivalent to 10 mm path at 260 nm) |
| DNA Quantification Range | 2–15,000 ng/µL (dsDNA) |
| Protein Quantification Range | BSA up to 400 mg/mL |
| OD₆₀₀ Range | 0–4.000 Abs |
| Measurement Time | <6 s |
| Data Output | USB storage (CSV, Excel-compatible tables |
| Brand | JiaPeng |
|---|---|
| Origin | Shanghai, China |
| Model | JP-Keebio1000 |
| Spectral Bandwidth | 1.0, 0.5, 0.1, 0.05, 0.02 mm (auto-switching) |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 185–910 nm |
| Cuvette Absorbance Range | 0–4 A |
| Sample Volume | 0.2–2.0 µL |
| Optical Path Lengths | 0.02–1.0 mm (motorized auto-adjustment) |
| Light Source | Xenon flash lamp (≥10⁹ flashes, ~10-year operational life) |
| Detector | 3648-pixel linear CCD array |
| Absorbance Accuracy | ±1% (at 7.332 A, 260 nm) |
| Absorbance Precision | ±0.002 A |
| OD₆₀₀ Mode | 600 ± 8 nm |
| Measurement Time | ≤5 s per sample |
| dsDNA Quantitation Range | 0–38,880 ng/µL |
| BSA Protein Range | 0.06–820 mg/mL |
| Data Export | USB port, microSD slot |
| Optional fluorescence module (Ex | 460 nm, Em: 525 nm) |
| Brand | JiaPeng |
|---|---|
| Origin | Shanghai, China |
| Model | JP-Keebio1000 |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 185–910 nm |
| Cuvette Mode (OD600) | 600 ± 8 nm |
| Sample Volume | 0–2.0 µL |
| Optical Path Lengths | 1.0 / 0.5 / 0.1 / 0.05 / 0.02 mm (auto-switching) |
| Light Source | Xenon flash lamp (≥10 yr lifetime) |
| Detector | 3648-pixel linear CCD array |
| Wavelength Resolution | ≤3 nm (FWHM at Hg 546 nm) |
| Absorbance Accuracy | ±1% (at 7.332 A, 260 nm) |
| Absorbance Precision | ±0.002 A |
| Absorbance Range (10-mm equivalent) | 0–780 A |
| OD600 Range | 0–4 A |
| Measurement Time | ≤5 s |
| dsDNA Quantification Range | 0–38,880 ng/µL |
| BSA Protein Range | 0.06–820 mg/mL |
| Data Export | USB port, SD-RAM card |
| Optional fluorescence module (Ex | 460 nm, Em: 525 nm) |
| Brand | Kylin-Bell |
|---|---|
| Origin | Jiangsu, China |
| Model | BE-9000 |
| Spectral Range | 190–850 nm |
| Spectral Bandwidth | 190–850 nm (full-range xenon flash lamp) |
| Wavelength Accuracy | ±1 nm |
| Sample Volume | 0.5–2 µL |
| Optical Path Lengths | 0.05 mm, 0.2 mm, and 1.0 mm |
| dsDNA Quantitation Range | 2–15,000 ng/µL |
| Absorbance Accuracy | ±1% at 7.332 A (260 nm) |
| Absorbance Precision | 0.003 A (at 0.2 mm path) |
| Absorbance Linearity Range (10-mm equivalent) | 0.04–300 A |
| Measurement Time | <6 s |
| OD600 Range | 0.000–6.000 A |
| Detector | Hamamatsu UV-enhanced CMOS linear array sensor |
| Light Source | Pulsed xenon flash lamp |
| Display | 7-inch capacitive touchscreen (1024 × 600) |
| Operating System | Android-based embedded OS |
| Dimensions | 200 × 260 × 165 mm |
| Weight | 5 kg |
| Power Supply | DC 24 V adapter |
| Power Consumption | 25 W (operational), 5 W (standby) |
| Absorbance Stability & Repeatability | ≤0.5% (0–3 A), ≤2% (3–4 A) |
| Brand | LY |
|---|---|
| Origin | Beijing, China |
| Model | WD-2112B |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 190–850 nm |
| Sample Volume Requirement | 0.5–2 µL |
| Optical Pathlengths | 0.02, 0.05, 0.2, and 1.0 mm |
| dsDNA Detection Range | 0–27,500 ng/µL |
| BSA Detection Range | 0.06–820 mg/mL |
| Fluorescence Sensitivity (dsDNA) | 0.5 pg/µL |
| Fluorescence Linearity | ≤1.5% |
| OD₆₀₀ Accuracy | ±0.005 A (0–2 A), ±1% (2–3 A), ±2% (3–4 A) |
| Absorbance Precision | ±0.005 A or ±1% |
| Spectral Resolution | <1 nm |
| Measurement Time | <5 s |
| Power Consumption (Operating) | 25 W |
| Dimensions | 200 × 260 × 165 mm |
| Weight | 5 kg |
| Brand | Metash Instruments |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | B-500 |
| Spectral Bandwidth | 15,000 ng/µL (dsDNA) |
| Wavelength Accuracy | ±1 nm |
| Wavelength Range | 200–850 nm |
| Cuvette-Based Detection Limit | 2 ng/µL (dsDNA) |
| Brand | Molecular Devices |
|---|---|
| Origin | USA |
| Manufacturer | Yes |
| Import Status | Imported |
| Model | QuickDrop |
| Wavelength Accuracy | ±2 nm |
| Wavelength Range | 190–1100 nm |
| Cuvette Compatibility | Yes |
| Brand | Mapada |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | NanoGenius Plus |
| Pricing | Available Upon Request |
| Brand | SCINCO |
|---|---|
| Origin | South Korea |
| Model | NanoVelox |
| Wavelength Range | 190–900 nm |
| Wavelength Accuracy | ≤ ±1 nm |
| Sample Volume (Cuvette Mode) | 0.5 µL |
| dsDNA Quantification Range | 2–27,500 ng/µL |
| BSA Quantification Range | 0.06–820 mg/mL |
| Measurement Time | < 8 seconds per sample |
| Operation | Standalone touchscreen interface with internal storage |
| Brand | Shanda |
|---|---|
| Origin | Shandong, China |
| Model | SD-ND600 |
| Wavelength Range | 185–910 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Resolution | ≤1.8 nm (FWHM at Hg 546 nm) |
| Absorbance Accuracy | ±1% (7.332 Abs at 260 nm) |
| Absorbance Precision | 0.002 Abs |
| Sample Volume | 0.5–2.0 µL |
| Pathlength Options | 0.02, 0.05, 0.1, 0.5, and 1.0 mm (automatically selected) |
| Measurement Time | ≤5 s per sample |
| Cuvette Mode OD600 Range | 0–4 A |
| dsDNA Quantitation Range | 2–38,880 ng/µL |
| BSA Protein Range | 0.06–820 mg/mL |
| Light Source | Pulsed Xenon Lamp (10-year lifetime) |
| Detector | 3648-pixel Linear CCD Array |
| Display | 7-inch Capacitive Touchscreen (Android OS) |
| Data Export | USB flash drive, SD-RAM card |
| Optional Fluorescence Module | Ex 460 nm / Em 525 nm |
| Dimensions (W×D×H) | 270 × 210 × 196 mm |
| Weight | 3.5 kg |
| Brand | Thermo Fisher |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic |
| Model | NanoDrop Lite Plus Ultra Micro Spectrophotometer |
| Pricing | Available Upon Request |
| Brand | Thermo Fisher |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-manufactured) |
| Model | NanoDrop Ultra Ultra-Micro Spectrophotometer and Fluorometer |
| Pricing | Upon Request |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | NanoDrop Eight Ultra Micro Spectrophotometer |
| Pricing | Available Upon Request |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Instrument Type | Imported |
| Model | Thermo Scientific™ NanoDrop™ Ultra |
| Pricing | Upon Request |
| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | YP-CWF2 |
| Wavelength Range | 230 nm, 260 nm, 280 nm |
| Sample Volume | 0.5–2 µL |
| Optical Path Lengths | 0.04 mm, 0.2 mm, 1.0 mm |
| Light Source | Pulsed Xenon Lamp |
| Detector | UV-Enhanced CMOS Linear Array Sensor |
| DNA Quantitation Range (dsDNA) | 25–11,000 ng/µL |
| Absorbance Accuracy | ±1% (7.332 Abs @ 260 nm) |
| Absorbance Precision | 0.003 Abs (0.2 mm path) |
| Absorbance Range | 0.5–220 A |
| Measurement Time | <6 s |
| OD600 Range | 0–6 Abs |
| OD600 Repeatability & Stability | ≤0.5% (0–3 Abs), ≤2% (3–4 Abs) |
| Fluorescence Detection LOD | 0.5 pg/µL (dsDNA, with compatible dyes) |
| Fluorescence Linearity | R² > 0.995 |
| Fluorescence CV | <1.5% |
| Internal Storage | Up to 100,000 records |
| Battery | 21.6 V / 7000 mAh (8 h runtime) |
| Power Consumption | 25 W (10 W standby) |
| Dimensions | 325 × 227 × 211 mm |
| Weight | 5.15 kg |
| Brand | ZiQi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | ZiQi Instrument Co., Ltd. |
| Model | Nano-SP2 |
| Wavelength Range | 190–850 nm |
| Wavelength Accuracy | ±1 nm |
| Pathlength Options | 0.02 mm, 0.05 mm, 0.2 mm, 1.0 mm |
| Sample Volume | 0.5–2.0 µL |
| Absorbance Range | 0–6.000 Abs |
| Absorbance Accuracy | ±1% (at 7.332 Abs, 260 nm) |
| Absorbance Precision | 0.003 Abs (0.2 mm pathlength) |
| OD600 Mode | 0–4.0 A |
| Detection Time | <5 s |
| Light Source | Xenon Flash Lamp |
| Detector | Hamamatsu UV-enhanced CMOS Linear Array Sensor |
| Wavelength Resolution | ≤3 nm (FWHM at Hg 546 nm) |
| Data Export | Excel-compatible table + JPG image |
| Power Supply | DC 24 V |
| Power Consumption | 25 W |
| Dimensions (W×D×H) | 200 × 260 × 165 mm |
| Weight | 5 kg |
| Brand | Zuofei |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | zNano-3 |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.003 Abs |
| Wavelength Range | 190–850 nm (continuous full-spectrum scanning) |
| Cuvette Measurement Mode | Included |