Fully Automatic Atomic Absorption Spectrophotometer with 8 Auto-Lamp Positions for Element Quantification

◆ Full PC-based control with flexible selection of flame or optional graphite furnace atomizer

◆ Fully automated wavelength scanning and peak identification

◆ Integrated floating optical platform design significantly enhances the optical system’s vibration resistance, ensuring long-term stability of optical signals

◆ Eight auto-switchable lamp holders enable simultaneous preheating of eight element lamps and optimize hollow cathode lamp operating conditions

◆ Automatic adjustment of the flame burner’s optimal height and front-rear positions

◆ Comprehensive safety interlock system: provides automatic safety protection and alerts for mismatched burners, gas leaks, insufficient air pressure, and abnormal flameout

◆ Deuterium lamp and self-absorption background correction functions

◆ Advanced data processing: robust database with over 500 data storage and resume-on-interruption capabilities; analysis results can be saved in Excel format, with test methods and results retrievable at any time

◆ Available measurement modes: flame absorption method and emission method

◆ Result output options: parameter printing, data result printing, and graphic printing

Full Automated Control System

Via dedicated software, operators can easily perform the following functions:

◆ Element lamp selection

◆ Vertical and horizontal lifter adjustment

◆ Optical energy calibration

◆ Slit width selection

◆ Wavelength scanning and peak confirmation

◆ Atomizer selection

◆ Background correction method configuration

◆ Gas flow rate control

◆ Automatic ignition and flame shutoff

◆ Graphite furnace test method setup

Advanced Graphite Furnace Temperature Control Technology

◆ Integrated PID control effectively mitigates temperature rise inconsistencies caused by voltage fluctuations and resistance changes for precise temperature regulation; combined with 3ms fast sampling technology, it ensures highly accurate and reliable test data

◆ Rapid heating capability further enhances element analysis sensitivity

◆ Compatible with standard 220V power supply, eliminating the need for 380V industrial power

◆ Up to 20 programmable heating stages enable convenient testing of diverse sample types

◆ 3-level adjustable gas flow to meet various application requirements

◆ Real-time alarms for gas/water supply interruptions or insufficiencies, preventing equipment damage and measurement errors

Safe, Reliable, and User-Friendly Flame System

◆ Electronic pressure control (EPC) ensures precise regulation of acetylene (C₂H₂) flow for simplified operation

◆ High-efficiency atomization system boosts analytical sensitivity

◆ Comprehensive fire safety system triggers alarms and automatically shuts off gas supply to prevent backflow during power outages, flame anomalies, pressure drops, or burner mismatches, protecting operators and equipment from hazards

Multifunctional Software Workstation

◆ Compatible with Windows XP/2000/NT operating systems

◆ Intuitive, feature-rich menu interface for enhanced user convenience

◆ Seamless menu navigation for simplified operation

◆ Diverse analytical correction methods to suit different testing needs

◆ Pre-configured default parameters allow novice operators to perform standard analyses easily

◆ Flexible data storage, editing, and printing options to support various workflow requirements

Instrument Configuration:

◆ Atomic Absorption Spectrophotometer: 1 unit

◆ Low-noise air compressor: 1 unit

◆ PC Workstation: computer, HP inkjet printer, and instrument operating software (specific configurations may vary)

◆ Accessory kit: includes acetylene pressure regulator, one copper-manganese element lamp, and air filter

Parameter

◆ Wavelength range：190 – 900nm

◆ Spectral bandwidth：Can automatically change between 0.1nm, 0.2nm, 0.4nm, 1.0nm and 2.0nm

◆ 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：0.5%

◆ Grating：1800 lines/mm

◆ In flamer：All-metal titanium burner

◆ Atomizer：Effective glass atomizer

◆ Lamp stand：Eight lamps

◆ D2 background correction ability：When the background is 1 A, the background ability should be deducted not less than 50 times; self absorption background deduction method

◆ Size and weight：700mm×550mm×450mm75Kg

◆ Power source：220V±22VAC

Flame system

◆ Acetylene air burner：100mm

◆ Nitrous oxide acetylene flame head：50mm

◆ Ignition 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, flameout and unconformity of the burner.

Graphite furnace

◆ The highest temperature：3000℃

◆ The largest temperature rising speed：≥2000℃/S

◆ Characteristic quantity：Cd≤0.5×10-12gCu≤0.5×10-11g

◆ Accuracy：Cu≤3%Cd≤3%

◆ Size and weight：550mm×450mm×300mm 65Kg

◆ Safety system：Over current protection

◆ Low air pressure alarm / protection

◆ Low cooling water flow alarm/protection

◆ Power source and power：220V±22V AC 7000W