AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FGPro (Flame + Graphite Furnace Type - Pro Version)

The AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FGPro (Flame + Graphite Furnace Type - Pro Version) is a high-precision analytical system designed for advanced metal analysis. This integrated atomic absorption spectrophotometer delivers outstanding selectivity, wide analytical versatility, and exceptional sensitivity for accurate trace and major element detection.

It ensures fast and user-friendly operation while maintaining cost-efficient performance and reliable analytical precision. The system is widely applied across multiple sectors including geology, mining, metallurgy, agriculture, forestry, soil and fertilizer assessment, hydrology, environmental monitoring, petrochemical processing, food and pharmaceutical safety testing, as well as third-party laboratory analysis.

It features a fully automatic switching system between flame and graphite furnace modes, enabling smooth transitions without manual intervention and improving workflow efficiency. The flame system is engineered with automatic flow regulation and ignition control, ensuring consistent and reliable operation during analysis.

For enhanced protection, the graphite furnace system incorporates multiple temperature control safeguards, including dual air circuit protection, to prevent overheating and electrical overload. A dedicated gas-liquid separation system maintains stable performance even in high humidity environments or when gas supply conditions are limited.

Comprehensive safety interlocking mechanisms and alarm functions provide automatic shutdown capabilities in case of abnormal conditions, ensuring secure instrument operation at all times. The system is built on a modular architecture, allowing straightforward maintenance, component replacement, and service flexibility.

In addition, the instrument supports multiple analytical expansions, including hydride generation, flame emission, and high-temperature flame techniques. It is also compatible with accessories such as automatic samplers for both graphite furnace and flame analysis, enhancing productivity and analytical versatility.

Performance index

Major Technical Specifications – QualiAAS™ 3000FGPro

The QualiAAS™ 3000FGPro atomic absorption spectrophotometer delivers high-precision analytical performance with stable optical control and superior detection capability for trace and ultra-trace elemental analysis.

Wavelength Performance

Wavelength range: 170 nm to 900 nm
Wavelength accuracy error: ≤ ±0.10 nm
Wavelength repeatability: ≤ 0.05 nm

Baseline Stability

Drift: ≤ 0.002 Abs
Noise: ≤ 0.001 Abs
Performance maintained for both:
- Steady operation (30 minutes)
- Dynamic conditions (15 minutes)

Optical Resolution

Spectral bandwidth deviation: ≤ 0.02 nm
Manganese double-line evaluation: valley-to-peak energy ratio ≤ 25%

Flame Method Performance (Copper)

Detection limit (LOD): ≤ 0.002 μg/mL
Characteristic concentration: ≤ 0.025 μg/mL/1%
Precision: ≤ 0.3%

Graphite Furnace Performance (Cadmium)

Detection limit (LOD): ≤ 0.4 pg
Characteristic content: ≤ 0.5 pg
Precision: ≤ 2.0%

Background Correction System

Deuterium lamp correction: up to 1.0 Abs
Background tolerance: > 90×
Self-absorption correction: up to 2.0 Abs
Background tolerance: > 90×

These technical parameters ensure high analytical reliability, strong interference resistance, and consistent performance across diverse sample types and testing environments.

Light Source System – QualiAAS™ 3000FGPro

The light source system in the QualiAAS™ 3000FGPro atomic absorption spectrophotometer is designed for high efficiency, stable operation, and improved analytical throughput.

8-Lamp Position Configuration

The system features an 8-lamp turret design with high-performance hollow cathode lamp functionality. It supports automatic rotation, lamp switching, and precise optical collimation, ensuring stable and accurate wavelength alignment during analysis.

Simultaneous Lamp Operation

The instrument supports simultaneous operation of 1 to 8 lamps, allowing multiple elements to be preheated at the same time. This capability significantly improves workflow efficiency and reduces analysis time in multi-element testing.

Lamp Memory Function

Each lamp channel includes an advanced memory storage system, enabling individual element parameters to be freely edited and saved. This eliminates the need for custom coding and simplifies method setup, ensuring faster configuration and consistent analytical conditions across repeated tests.

Optical System – QualiAAS™ 3000FGPro

The optical system of the QualiAAS™ 3000FGPro is engineered for high-resolution spectral performance, precise wavelength control, and fully automated analytical optimization.

Monochromator Design

The system is based on a Czerny-Turner monochromator with a 277 mm focal length, ensuring stable optical alignment and high-resolution spectral separation.

Diffraction Grating

It incorporates an 1800 grooves/mm diffraction grating with a 250 nm blaze wavelength, delivering strong dispersion efficiency and improved analytical sensitivity.

Spectral Bandwidth Control

The spectral bandwidth is adjustable in 0.1 nm, 0.2 nm, 0.4 nm, 0.8 nm, and 1.6 nm steps, with fully automatic switching to optimize measurement conditions for different elements.

Detector System

A high-sensitivity photomultiplier tube (PMT) detector is integrated, providing wide spectral response, enhanced signal stability, and accurate low-level detection.

Automation Functions

The optical system includes advanced automation features such as:

Automatic peak detection and spectral scanning
Automatic bandwidth and energy optimization
Automatic wavelength selection and fine adjustment
Wavelength switching without system reset

Flame System

The flame system is designed for stability, precision, and safe gas control during elemental analysis.

Burner System

A 10 cm titanium burner head is used for air-acetylene flame operation and emission analysis, ensuring durability and stable combustion performance.

Spray Chamber

The PPS material spray chamber offers strong resistance to corrosion, high temperature, and flame exposure while maintaining excellent hydrophobic and mechanical properties.

Automatic Burner Control

The burner assembly supports:

Automatic height adjustment
Horizontal positioning control
Rotational angle adjustment

Gas Control & Ignition

A high-precision mass flow control system manages fuel gas flow, enabling:

Fully automatic ignition and flame shutdown
Stable combustion conditions
Precise gas regulation

Data Acquisition

A flame pedal reading function enables quick and convenient acquisition of analytical signals.

Graphite Furnace System

The graphite furnace system provides ultra-high-temperature performance with precise thermal and gas control.

Heating Performance

Longitudinal heating up to 3000°C
Heating rate exceeding 3000°C/s

Temperature Control

Supports dual control modes:

Optical mode
Constant voltage mode

Includes slope and step programming with temperature precision error of ≤ 1%.

Automatic Positioning

The system provides fully automatic height and horizontal optimization for consistent furnace alignment.

Gas Management

Independent control of:

Inner gas
Outer gas
Make-up gas

Includes real-time monitoring of cooling water and gas circulation systems.

Graphite Tube Compatibility

Compatible with multiple tube types:

Straight
Platform
Concave

Visual Monitoring

Integrated furnace visualization system with automatic switching and safety protection.

Software Workstation

The software platform is designed for simplified operation and advanced data processing.

Core Functions

One-key system operation and optimization
Multi-task analysis capability
1–99 repeat measurements with statistical calculations (average, SD, RSD)
Automatic curve fitting and re-calibration functions
Standard addition method support

Data Management

Automatic concentration and content calculations
Report generation and printing
Export support for Word and Excel formats

Safety Protection System

The instrument integrates a comprehensive dual-layer safety architecture combining hardware and software protection.

Flame System Safety

Automatic responses include:

Gas cut-off
System shutdown
Alarm activation for pressure, leakage, ignition failure, and abnormal flow

Graphite Furnace Safety

Protection functions include:

Automatic pause and controlled cooling
Monitoring of water and gas circuit failures
Detection of temperature and graphite tube abnormalities

Independent Safety Mechanisms

Emergency flame shutdown switch
High-current furnace cut-off protection switch

Additional Functional Configurations

Graphite Furnace Automatic Sampler

Independent operation with flame compatibility
Sample trays up to 150+5 positions (standard 60+6)
Dual pump system with ≤0.5% repeatability error
Automatic dilution, liquid level tracking, and cleaning functions

Flame Automatic Sampler

Quick-change sample tray system
High-capacity sample cups (≥20 mL)
Multi-stage high-flow cleaning system
Automatic positioning correction

Optional Enhancements

Oxygen-rich high-temperature flame system (N₂O-free)
Wide-slit burner and adjustable nebulizer for complex samples
Hydride vapor generation system for extended analysis range
Audit trail software with electronic signatures and full traceability

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FGPro (Flame + Graphite Furnace Type - Pro Version) Dimensions and Weight

Main Unit: 1020mm×530mm×500mm(L×W×H), 85kg
GF Power Supply: 350mm×530mm×430mm(L×W×H), 32kg
GF automatic sampler: 350mm×250mm×300mm(L×W×H), 15kg
Flame automatic sampler: 440mm×290mm×440mm(L×W×H), 14kg

AAS - Atomic Absorption Spectrometer QualiAAS™ Series

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FGPro (Flame + Graphite Furnace Type - Pro Version)

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000F (Flame Furnace Type)

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FG (Flame + Graphite Furnaces Type)

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FGPro (Flame + Graphite Furnace Type - Pro Version)

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000F (Flame Furnace Type)

AAS - Atomic Absorption Spectrophotometer QualiAAS™ 3000FG (Flame + Graphite Furnaces Type)