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Atomic Absorption Spectrophotometer
Atomic Absorption Spectrophotometer Specifications:
| Model | USP-AA4530 |
|---|---|
| Wavelength Range | 190-900nm |
| Spectral Bandwidth | 0.1/0.2/0.4/1.0/2.0 nm |
| Accuracy of the Wavelength | ±0.15nm |
| Receptivity of the Wavelength | ≤0.04nm |
| Base Line Stability | ≤0.002A/30min (Cu) |
| Characteristic Viscosity | 0.02μg/ml/1% (Cu) |
| Checking Limit | 0.004μg/ml (Cu) |
| Preciseness | 0.005 |
| Grating | 1800 lines/mm |
| Inflamer | All-metal titanium burner |
| Atomizer | Effective glass atomizer |
| Lamp Stand | 8 |
| D2 Background Correction Ability | When the background is 1A, the background ability should be deducted not less than 50 times, self absorption background deduction method |
| Power Source | 220V±22V AC |
| Shipping Size(W×D×H)(mm) | 860×705×755(Main instrument) |
| 1170×645×900(Accessories) | |
| G.W. (kg) | 105 (Main instrument); 100 (Accessories) |
| Flame System | |
| Acetylene Air Burner | 100mm |
| Lgnition Dynamic Baseline Drift | ≤0.006A/30min |
| (Cu) Characteristic Viscosity | ≤0.025μg/ml/1% |
| Related Standard Deviation of the Accuracy | ≤0.5% (Cu, absorbance>0.8A) (detection limit Cu≤0.008μg/ml) |
| Safety System | Can automatically cut off the gas when the pressure is not enough the power is off flame out and unconformity of the burner |
| Graphite Furnace | |
| The Highest Temperature | 3000℃ |
| The Largest Temperature Rising Speed | ≥2000℃/s |
| Characteristic Quantity | Cd≤0.5×10-12g Cu≤0.5×10-11g |
| Accuracy | Cu≤3% Cd≤3% |
| Size (mm) and Weight | 730×625×700; 79.3kg |
| Safety System | Over current protection |
| Low air pressure alarm/protection | |
| Low cooling water flow alarm/protection | |
| Power Source and Power | 220V±22V AC 7000W |
Atomic Absorption Spectrophotometer Features:
Complete automatic control system, fully PC controlled. You can quickly realize:
- Automatic ignition and extinguishing
- Graphite furnace test method setting wavelength scanning and peak seeking determination
- Selection of atomizer
- Gas flow control
- Advanced graphite furnace temperature control technology
- The setting of the background deduction method
- Elevator up and down front and back adjustment
- Adjustment of light energy
Integrated floated optical platform design can improve the visual system shock resistance and keep it stable though using the optical signal for a long time.
The flame burner can automatically adjust the optimum height
Simultaneous preheating of eight lamps with automatic change of selection
Fully automatic peak search and wavelength scanning
Full range of safety features, including flame anomalies, gas leaks, under-pressure alarms and automatic safety protection.
Self-absorbing background and deuterium lamp adjustment
Superior data processing capability
Advanced Graphite Furnace Temperature Controlling Technology
PID technology ensures more accurate temperature control even with voltage fluctuations and resistance changes.
Fast sampling techniques are used to obtain reliable test data
The furnace has a fast heat-up capability for increased component flexibility
It can be powered by a 220V power supply with a maximum heating capacity set to 20 levels for testing different samples
Can adjust the gas flow to three different levels to suit a variety of applications
The Atomic absorption spectrophotometer has an alarm system that alerts the user during a low gas or water supply.
Safe and reliable flame system
EPC for more precise control of acetylene (C2H2) flow and easier handling
Highly efficient atomization system for higher sensitivity
High safety with automatic alarms for flame anomalies, power failures, insufficient pressure, etc.
Automatic gas shut-off in case of abnormality
Multifunctional Software Workstation
Supports WINDOWS 7
Rich menus make operation more convenient
Convenient conversion between different menus makes the process easier.
Multiple analysis and correction methods provide users with more choices.
Supports flexible storage and editing
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