Fluorescence Spectrophotometer FS-A12
The Fluorescence Spectrophotometer FS-A12 is equipped with a high-quality 150 W Xenon light source and photoelectric multiplier tube detectors, ensuring sufficient light intensity signals for sensitivity ranging from 200 nm to 900 nm. It boasts a fluorescence detection limit of ≤ 1×10-10 g/ml and a Water Raman peak of S/N ≥ 150. Notable characteristics include high detection sensitivity, fast scanning speed, high dynamic range, and fast 3D scanning capabilities. The main principles of operation involve the measurement of absorption and fluorescence. Absorbance measurements can be taken at one or more wavelengths, while the fluorescence unit extends the measuring range by 1000 for enhanced DNA detection.
| Light source | 150 W Xenon lamp |
| Excitation wavelength | 200 nm to 900 nm |
| Emission wavelength | 200 nm to 900 nm |
| Excitation slit | 2 nm, 5 nm, 10 nm, 20 nm |
| Emission slit | 2 nm, 5 nm, 10 nm, 20 nm |
| Wavelength accuracy | ±1.0 nm |
| Wavelength repeatability | ≤ 0.5 nm |
| Signal-to-Noise Ratio | Raman peak of water (P-P): S/N ≥ 150 (10 nm Slit) |
| Detection limit | ≤1×10-10 g/ml (Quinine Sulphate Solution) |
| Linearity | γ ≥ 0.995 |
| Peak repeatability | ≤ 1.5% |
| Stability (10 min) Zero Drift | ±0.3 |
| Stability (10 min) Value Limit | ±1.5% |
| Wavelength scan speed | Multi-speed level, Maximum at 48000 nm/min |
| Photometric value | 0.00 to 10000.00 |
| Data interface | USB 2.0 |
| Maximum power consumption | 200 W |
| Power Source | AC 220 V/50 Hz; 110 V/60 Hz |
| Dimension | 380×445×310 mm |
| Net weight | 12 kg |
| Gross weight | 14 kg |
- High sensitivity achieved through high-efficiency optical design and weak signal detection technology
- Excitation and emission wavelength range from 200 nm to 900 nm, catering to a wide range of fluorescence analyses
- Fluorescence detection limit of ≤ 5×10-11 g/ml and Water Raman peak of S/N ≥ 200
- Rapid scanning speed of 48000 nm/min enables acquisition of classic fluorescence spectra and high-quality 3D fluorescence spectra
- Wide spectral measurement range achieved using a double monochromator
- Excitation light monitoring system employs a light dual beam ratio to ensure stable and high fluorescence signal
- Built-in optical gate enables analysis of unstable samples
- Highly advanced structure with fine finishing, ensuring optimal performance and durability
The Fluorescence Spectrophotometer is a versatile instrument with widespread applications across different fields. It is utilized in material research, pharmaceutical analysis, biochemical and clinical testing, water quality analysis and control, as well as food safety testing. Its capability to analyze fluorescence properties makes it an invaluable tool in various scientific and industrial settings, contributing to research advancements and quality control measures in multiple industries.