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AAS-320N Double Beam Atomic Absorption Spectrophotometer
| MOQ: | 1 set |
| Price: | Negotiable |
| Standard Packaging: | Plywood packing |
| Delivery Period: | 5~8 working days |
| Payment Method: | L/C,T/T |
| Supply Capacity: | 500 sets/month |
Detail Information
Place of Origin
China
Brand Name
SHUOBODA
Certification
ISO/CE
Model Number
AAS-320N
Optical System:
Double Beam Total Reflection, C-T Monochromator
Grating:
1800 Lines/mm
Blazing Wavelength:
250nm
Wavelength Range:
190nm - 900nm
Wavelength Indication Error:
±0.5nm
Wavelength Repeatability:
≤±0.3nm (unidirectional)
Spectral Bandwidth:
0.2nm, 0.4nm, 0.7nm, 1.4nm, 2.4nm, 5.0nm
Wavelength Scanning Speed:
1.2nm/min; 300nm/min
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Product Description
AAS-320N Double Beam Atomic Absorption Spectrophotometer
Product Overview
The AAS-320N Atomic Absorption Spectrophotometer is a high-performance analytical instrument designed for precise elemental analysis in laboratory environments.
Main Features
- High-energy optical path: Double-beam total reflection optical system with full-band achromatic capability and optimized light spot transformation for increased luminous flux
- Reliable baseline stability: Dual-beam system compensates for light source drift, wavelength drift from temperature changes, and electronic circuit drift
- High measurement precision: Precise voltage stabilizing and flow stabilizing devices ensure stable flame operation with low noise
- Built-in computer data processing: Integrated micro-computerized digital circuit with LCD display for comprehensive data analysis
- Long-life corrosion-resistant atomization system: Combustion head made of corrosion-resistant iron alloy steel for stable measurement sensitivity
- Multiple signal modes: Absorbance, concentration, emission, and emission concentration measurements
- Versatile analysis methods: Supports flame absorption, flame emission, graphite furnace atomic absorption, and hydride generation
- Safe air circuit system: Equipped with comprehensive safety protection devices
- Complete accessories: Ready for immediate use upon purchase with optional data collection software
Technical Specifications
- Optical system: Double beam total reflection, C-T monochromator
- Grating: 1800 lines/mm
- Blazing wavelength: 250nm
- Wavelength range: 190nm - 900nm
- Wavelength indication error: ±0.5nm
- Wavelength repeatability: ≤±0.3nm (unidirectional)
- Spectral bandwidth: 0.2nm, 0.4nm, 0.7nm, 1.4nm, 2.4nm, 5.0nm
- Wavelength scanning speed: 1.2nm/min; 300nm/min
- Resolution: <40%
- Baseline stability: ±0.005 A/30min
- Characteristic concentration: ≤ 0.04μ g/ml/1% (Cu element)
- Detection limit: ≤ 0.007μ g/ml (Cu element)
- Background correction capability: Greater than 30 times
- Burner: 100mm single-slit titanium alloy
- Sprayer: High-efficiency glass atomizer
- Spray chamber: Explosion-proof pre-mixed
- Communication ports: RS232 and USB
- Power supply: 220V±22V, 50Hz±1Hz, 200W
- Host dimensions: 1000mm×530mm×425mm
- Net weight: 130kg
Optional Accessories
- Graphite furnace system
- Hydride generator
- Hollow cathode lamp
- Graphite tube
Model Configuration Details
| Component | Specifications |
|---|---|
| Light source system | Hollow cathode lamp power supply: adjustable current; deuterium lamp power supply: fixed current |
| Optical system | Double-beam total reflection system, C-T monochromator, blaze wavelength 250nm |
| Flame atomic system | 100mm unimodal titanium alloy combustion head, gas circuit with pressure indication, high-precision stable pressure flow adjustment, safety protection features |
| Signal system | Built-in microcomputer and LCD display with multiple signal modes and comprehensive data analysis capabilities |
| Interface | RS232C interface and USB interface |
| Host power supply | AC220V±22V, 50H±1Hz |
Graphite Furnace System
The graphite furnace system is a specialized accessory for quantitative analysis of trace elements using graphite furnace atomic absorption method, designed for integration with the AAS-320N atomic absorption spectrophotometer.
Graphite Furnace Features
- Photoelectric rapid temperature rise and temperature control function
- External data station connectivity for temperature and absorption curve display
- LCD back optical character graphic display with menu-style operation
- Single wiring pipe connection for easy installation and debugging
- Quick switching between flame method and graphite furnace method
- Pneumatic closed structure for constant pressure and reliable contact
- Comprehensive safety protection including overheating, overcurrent, overpower protection and argon pressure monitoring
Graphite Furnace Technical Specifications
- Temperature range: 20℃~3000℃
- Light control temperature range: 1500℃~3000℃
- Heating rate: 3000℃/S
- Characteristic quantities: Cu≤ 1×10⁻¹⁰g, Cd≤ 1×10⁻¹²g
- Measurement repeatability: Cd≤ 4%
- Detection limit: Cd≤ 1.0×10⁻¹²g
- Power supply: AC220V±22V 50Hz±1Hz
- Rated power: 6000W
- Analytical precision: Better than national standard
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