Peak Instruments AA6028 Double Beam Flame Atomic Absorption Spectrophotometer (190-900nm; ±0.15 nm)

Optical System: 

Optical Type: Double beam

Monochromator: Czerny-Turner type with focal lengths at 350mm

Wavelength Range: 190-900nm

Grating: Holographic diffraction grating with 1800 lines/mm

Slits: Automated slit selection 0.1, 0.2, 0.4, 0.7, 1.4, 2.0 nm

Wavelength Accuracy: ±0.15 nm

Wavelength Repeatability: ±0.05nm

Lamp Holder: Automated 8-lamp turret

Detector: Wide range UV sensitive photomultiplier tube

Photometric: 

Reading Mode: Transmittance(T), Absorbance(A), Concentration(C)

Performance: 

Photometric Range: 0-125%, -0.1-3.00A

Static Baseline Drift (Cu): ≤0.002A/30 min

Dynamic Baseline Drift (Cu): ≤0.004A/15 min

Background Correction: Deuterium (D2) Background Correction and Self-absorption Background Correction

Flame Analysis: 

Characteristic Concentration: Cu≤0.002ug/ml

Detection Limit: Cu≤0.004ug/ml

Repeatability (Cu): RSD≤0.5%

Acetylene Flow Control: Auto 12-level

Air Flow Control: Auto 4-level

Nebulizer: High efficiency glass

Burner Adjustment: Automatic up and down

Burner Head: Titanium alloy 100mm burner for air/acetylene operation

Premix Chamber: Corrosion resistant

Safety Protection: Flame sensor, gas leak sensor, gas pressure sensor

Graphite Furnace Analysis

Characteristic Concentration: Cd≤0.5pg , Cu≤20pg

Detection Limit: Cd≤0.8pg , Cu≤25pg

Repeatability (Cu): RSD≤2.5%

Temperature Range: Ambient -3000℃

Ramp and holding time: 1-255s

Heating Rate: Maximum linear heating rate 2000℃/s

Atomization Heating Method: Light-controlled heating, Time-controlled heating, General heating

Gas Flow Rate Inside Tube: 1 L/min

Gas Flow Rate Outside Tube: 4-speed adjustable (0, 50, 200, 250ml/min)

Safety Protection: Water flow sensor, Argon pressure sensor, Furnace body temperature sensor, Graphite tube installation self-inspection.

Data Processing: 

Software: RGWIN AAS software package

Analytical Method: Flame AA, Flame AE, Hydride Generation

Concentration Calculation Method: Standard curve(6 linear/non-linear fitting), Standard Addition, Interpolation

Repeated Measurement Times: 1-30 times, calculate the average, show SD and RSD value of absorbance and concentration

QA/QC Function: Correlation coefficient, SD & RSD of Abs and calculate SD & RSD of concentration

Report Printing: Parameter printing, resulting printing

Communication Port: Standard RS-232

Others: 

Computer: External(excluded)

Dimension & Weight: 850*650*550MM(W*D*H), 100Kg

Power Supply: 110/220V, 50/60Hz

Working Environment: Temperature 10 ~ 35 °C, Humidity≦85%

Packing List: 

Main Unit: 1

Power Cable: 1

Data Cable: 1

Screw Driver: 1

Cu HCL: 1

Cd HCL: 1

Air Compressor: 1

6mm acetylene tube(orange): 10m

6mm air tube(transparent): 10m

USB(manual and software): 1

Drain Tube: 2m

Acetylene pressure reducing valve connector: 1

5A fuse: 3

Argon pressure reducing valve connector: 1

Graphite tube: 5

High power socket: 1

6*4mm argon tube(transparent): 10m

5-50ul pipette: 1

200ul pipette tip(1000pc/bag): 1

6*10mm cooling water tube: 6m

Graphite furnace camera connection cable: 1

Ignition filament: 5