Atomic Absorption Spectrophotometer FM-AAS-A200
Atomic Absorption Spectrophotometer FM-AAS-A200 is an air-acetylene flame-only system with a true double-beam design for fast start-up and exceptional long-term stability. Features cutting-edge fiber optics to maximize light throughput for improved detection limits, as well as two-lamp mount, and automated flame and burner assembly optimization for enhanced productivity. Fitted out with single beam, Czerny-Turner design grating monochromator 1800 lines/mm, D2 lamp background correction capability and Cu, Mn, Hg hollow cathode lamps for elemental analysis.
Specifications
| Wavelength Range | 190 to 900 nm |
| Wavelength Accuracy | ±0.5 nm |
| Resolution | Two spectral lines of Mn at 279.5 nm and 279.8 nm, separable with spectral bandwidth of 0.2 nm and valley-peak energy ratio < 30% |
| Baseline Stability | 0.005 A/30 min |
| Background Correction | D₂ lamp background correction, capability at 1A is better than 30 times |
| Lamp Turret | 2 lamps powered simultaneously (one preheated) |
| Lamp Current Adjustment | 0 to 20 mA |
| Lamp Power Supply Mode | 400 Hz square wave pulse |
| Monochromator | Single beam, Czerny-Turner design grating monochromator |
| Grating | 1800 lines/mm |
| Focal Length | 277 mm |
| Blazed Wavelength | 250 nm |
| Spectral Bandwidth | 0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm (automatic change) |
| Spectral Adjustment | Manual adjustment for wavelength and slit |
| Burner | 10 cm single-slot all-titanium burner |
| Spray Chamber | Corrosion-resistant all-plastic spray chamber |
| Nebulizer | High-efficiency glass nebulizer with metal sleeve, sucking up rate: 6-7 ml/min |
| Position Adjustment | Manual adjustment for vertical, horizontal positions, and burner rotation angle |
| Gas Line Protection | Fuel gas leakage alarm |
| Detector | R928 Photomultiplier with high sensitivity and wide spectral range |
| Electronic & Micro-computer System | Automatic adjustment of light source power, light energy, and negative high-voltage auto-balance |
| Display Mode | LED display of energy, measurement values, and direct concentration reading |
| Read Mode | Transient, time average, peak height, peak area, integral time selectable (0.1 to 19.9 s) |
| Scale Expansion | 0.1 to 99 |
| Data Processing Mode | Automatic calculation of mean, standard deviation, and relative standard deviation (Reporting range: 1 to 99) |
| Measurement Mode | Automatic curve fitting with 3 to 7 standards, sensitivity auto-correction |
| Result Printing | Measurement data, working curve, signal profile, and analytical conditions |
| Instrument Self-check | Checks current status of each function key |
| Characteristic Concentration of Cu | ≤0.025 mg/L |
| Detection Limit of Cu | ≤0.006 mg/L |
| Power Supply | AC 220 V, 50 Hz |
| Dimension | 1020 × 490 × 540 mm |
| Weight | 80 kg |
Features
- Air-acetylene flame and titanium burner atomization alongwith flame atomizer nebulizer
- Built-in microprocessor with auto-control and data processing functions
- Bright LED display of energy and measurement values, concentration direct reading
- D2 lamp background correction capability
- Simultaneously powered 2 turret hollow cathode lamps (one preheating)
- Spectral bandwidth of 0.1 nm, 0.2 nm, 0.4 nm, 1.2 nm
- Manual adjusting mechanism for altering rotation angle of burner
- R928 Photomultiplier with high sensitivity and wide spectral range
- Light energy and negative high-voltage auto-balance
- Results printed as measurement data, working curve, signal profile and analytical conditions
Applications
- Used in clinical analysis of metals in biological fluids and tissues such as whole blood, plasma, urine, saliva, brain tissue, liver, hair, muscle tissue, semen, in some pharmaceutical manufacturing processes, minute quantities of a catalyst that remain in final drug product, and analyzing water for its metal content.
Accessories Optional
1. Air Compressor
2. Hydride Vapor Generator
3. Hydride Vapor Generator (Peristaltic Pump Type)
4. High-Efficiency Glass Nebulizer
5. Water Chiller