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›
Spectrophotometer
›
Atomic Absorption Spectrophotometer
Filters
Monochromator
▾
Czerny-Turner
Wavelength range
▾
190 – 900 nm
190 - 900 nm
180 - 900 nm
180 – 900 nm
Spectral Bandwidth
▾
0.2,0.4,1.0,2.0 nm, multi-speed automatic switching
0.2 nm, 0.4 nm, 0.7 nm, 1.4 nm, 2.4 nm, 5.0 nm
0, 0.2, 0.4, 1.0, 2.0nm (Automatic setting)
0 nm, 0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm (5 steps with automatic changeover)
0.1 nm,0.2 nm,0.4 nm, 1.0 nm, 2.0 nm automatic setting
Wavelength accuracy
▾
± 0.25 nm
≤ ± 0.5 nm
≤ 0.15 nm
Wavelength repeatability
▾
0.05 nm
≤ 0.3 nm(single direction)
± 0.1 nm
Baseline drift
▾
0.002 A / 30 min
± 0.004 Abs / 30 min
≤ ± 0.002 Abs / 30 min (Static), ≤ ± 0.005 Abs / 30 min (Dynamic)
≤ ± 0.002 Abs / 30 min (Static) ≤ ± 0.005 Abs / 30 mins (Dynamic)
≤ ± 0.002 Abs/30 min (Static) ≤ ± 0.005 Abs/30 min (Dynamic)
Grating groove density
▾
1800 lines
Detector
▾
Wide spectral range photomultiplier tube
Imported photomultiplier tube
imported photomultiplier tube
Resolution
▾
Can distinguish Manganese light between light 279.5 nm and 279.8 nm two-manganese and troughs of energy between the two lines should be less than 20 %
< 40 %
Lamp holder
▾
4 lamp auto switch (6 lamp optional)
≤ 6 lamps automatic turret, automatic alignment
≤ 3 lamps automatic turret, automatic alignment
Lamp current adjustment range
▾
0 - 10 mA average current
Lamp power supply mode
▾
400 Hz square wave pulse
pulsed power supply
Characteristic concentration (Cu)
▾
0.025 μg / mL / 1 %
≤ 0.04 mg / ml / 1 %
0.015 μg / mL / 1 %
Detection Limit (Cu)
▾
0.006 μg/mL
0.008 mg/ml
0.002 μg/mL
Burner
▾
100 mm single slit titanium burner, air-cooled pre-mixed
Full titanium combustion head, 50 mm or 100 mm general combustion head
Precision
▾
RSD ≤ 1 %
RSD ≤ 0.5 %
RSD ≤ 0.5
Sprayer
▾
Set of efficient metal glass spray
Room Spray
▾
Corrosion-resistant plastic spray chamber
Safety measures
▾
With a variety of automated security features, acetylene gas leakage alarm, shut down the system
The graphite tube damage, water flow Air pressure and other alarm temperature overheating protection
Measurement
▾
Air - acetylene flame method, hydride generation atomic absorption spectrometry, oxygen enriched air - acetylene flame method
Flame method, Hydride generation-Atomic absorption method
Concentration calculation
▾
Automatic working curve fitting, automatic calibration sensitivity automatically calculated concentration levels.
Standard curve method(1 - 3 times curve), automatic fitting
The number of repeated measurements
▾
1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation.
Print results
▾
Print the final stages of test data or analysis. The results can be exported into Excel worksheet.
Software Environment
▾
Windows XP/Vista operating system, the English professional software
Operating temperature
▾
10 ~ 35 °C
Working humidity
▾
≤ 80 %
Power supply
▾
AC 220 V / 50 Hz
220 V / 3 A, 50 Hz
110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA
110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA
Power (VAC)
▾
150
Weight
▾
70 kg
Dimension (L × W × H)
▾
1000 × 400 × 470 mm
1220 x 770 x 730 mm
Background calibration ability
▾
Greater than 30 times
Gross Weight
▾
160 kg
Absorbance Range
▾
0 - 4 A
Optical System
▾
large 1800 /mm grating ruling, full closed optical system
Large 1800 /mm grating ruling, full closed optical system
Atomization Chamber
▾
Polymer explosion-proof spray chamber
Polymer explosion-proof spray chamber
Nebulizer
▾
Atomizer efficient glass atomizer,can also be customized
Atomizer efficient glass atomizer,can also be customized
Ignition Type
▾
Microcomputer control, automatic ignition
Gas Control
▾
Automatic gas control system
Sample Volume
▾
1 - 100 μl
The volume of sample
▾
better than 1 %(at the time of 10 mL - 100 mL)
Repeated Sampling Frequency
▾
up to 99 Times
Cleaning and waste container volume
▾
Each 500 mL
The Program
▾
Automatic temperature control up to 20 order
Temperature Range
▾
room temperature to 3000 ℃
Heating Mode
▾
vertical heating
Temperature Control Method
▾
Vertical optical temperature monitoring graphite tube wall temperature
Temperature Control
▾
The furnace enriched up to 20 times
Characteristics Volume
▾
0.5 × 10<sup>-12</sup>g (Cd)
Detection Limit
▾
0.4 × 10<sup>-12</sup>g (Cd)
Sample Tray
▾
70 sample cups, 6 reagent cup
The Smallest Lincrement
▾
0.1 μl
The Cooling Water
▾
Can choose cooling water circulation system
Price Range
Select Price Range
Up to $500
$501 - $1000
$1001 - $5000
$5001 - $10000
$10001 and above
Atomic Absorption Spectrophotometer
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