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

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