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| Brand | Bio-Logic |
|---|---|
| Origin | France |
| Model | MOS-500 |
| Instrument Type | Circular Dichroism (CD) Spectrometer |
| Light Sources | 150 W Xenon Lamp + 150 W Mercury-Xenon Lamp |
| Detection Modes | CD, UV-Vis Absorption, Fluorescence CD (FCD), Linear Dichroism (LD), Fluorescence Anisotropy |
| Wavelength Range | 163–950 nm (extendable to 1250 nm) |
| Wavelength Accuracy | ±0.1 nm (163–1250 nm) |
| Optical System | Dual Grating Monochromator |
| Stray Light | <2 × 10⁻⁶ at 200 nm |
| Baseline Stability | 0.007 mdeg/hr |
| Maximum Scan Speed | 12,000 nm/min |
| Solid Sample Capability | Integrated Integrating Sphere for Diffuse Reflectance |
| Stopped-Flow Unit | Triple- or Quadruple-Channel Mixing with Independent Stepper-Motor Control |
| Minimum Injection Volume | 10 µL |
| Flow Rate Range | 0.01–40 mL/s |
| Mixing Ratio Range | Continuously Adjustable from 1:1 to 1:100 |
| Mixer Type | Spherical High-Efficiency Mixing Cell |
| Dead Time | 0.2 ms (with Microcell Accessory) |
| Expandable Modules | Cryo-Quench, Sub-Zero Stopped-Flow, Temperature-Jump (T-Jump), Automated Titration, Microconductivity Detection |
| Brand | Bio-Logic |
|---|---|
| Origin | France |
| Model | MOS-450 |
| Instrument Type | Circular Dichroism (CD) Spectrometer |
| Light Sources | 150 W Xenon Lamp + 150 W Mercury-Xenon Lamp |
| Wavelength Range | 165–900 nm |
| Wavelength Accuracy | ±0.1 nm (165–900 nm) |
| Optical System | Dual Grating (1200 grooves/mm) |
| Stray Light | < 2 × 10⁻⁴ % (at 200 nm) |
| Noise Level (CD) | 0.01 mdeg |
| Baseline Stability | < 0.01 mdeg/hr |
| Data Acquisition Rate | 10 µs to 1000 s per point |
| Stopped-Flow Unit | Triple-/Quadruple-Channel Mixing, Independent Stepper-Motor Control per Channel |
| Minimum Injection Volume | 10 µL |
| Flow Rate per Channel | 0.01–1.0 mL/s |
| Mixing Ratio Range | Continuously Adjustable from 1:1 to 1:100 |
| Minimum Dead Time | 0.25 ms (with micro-volume detection cell) |
| Expandable Modules | Cryo-Quench, Sub-Zero Stopped-Flow, Temperature-Jump (T-Jump), Auto-Titration, In-Situ Micro-Conductivity Detection |
| Brand | Bio-logic |
|---|---|
| Origin | France |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | EKKO |
| Price Range | USD 68,000 – 136,000 (est.) |
| Instrument Type | Circular Dichroism (CD) Spectrometer |
| Wavelength Range | 185–850 nm |
| Spectral Bandwidth | 1 nm (full range) |
| Noise Level | ≤ 0.05 mdeg |
| Plate Formats | Standard 96-well microplates (optional 384-well support) |
| Modulation Frequency | 50 kHz |
| Single-Wavelength Throughput | ~2 min per 96-well plate |
| Multi-Wavelength Scan (e.g., 210–350 nm, 5 nm step) | ~30 sec per well (~50 min total) |
| Full-Spectrum Scan (185–850 nm, 1 nm step) | ~11 min per well (~18 h total) |
| Brand | BioTools |
|---|---|
| Origin | USA |
| Model | ChiralIR-2X |
| Instrument Type | Vibrational Circular Dichroism (VCD) Spectrometer |
| Spectral Range | 4000–850 cm⁻¹ (standard), optional extension to 10,000 cm⁻¹ (NIR) |
| Baseline Drift | < 2 × 10⁻⁵ AU |
| Signal-to-Noise Ratio | >3.6× improvement over single-source systems |
| Detector Continuous Operation | 30–48 hours |
| Optical Path | Fully automated alignment and calibration |
| Data Acquisition | Digital signal processing (no lock-in amplifiers or analog filtering required) |
| Sample Stage | SyncRoCell™ rotating sample cell platform |
| DualPEM™ capability | Optional upgrade for solid-sample VCD correction |
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