|
Model
|
LTS-AAS3604
|
LTS-AAS3608
|
LTS-AAS3618
|
|
Optics System
|
Type
|
Single beam
|
Single Beam
|
Double Beam
|
|
Monochromator
|
Anaberration C-T type, focal length 350mm
|
|
Dispersing element
|
optical grating 1800 bars /mm, flicker wavelength 250nm
|
|
Spectral bandwidth (nm)
|
0.1、0.2、0.4、0.7、1.4、2nm six grades automatic switchover
|
|
Wavelength range (nm)
|
185-900nm
|
|
Wavelength indication error
|
±0.3 nm
|
±0.2 nm
|
±0.15 nm
|
|
Wavelength repeatability (nm)
|
≤0.1nm
|
≤0.1nm
|
≤0.05nm
|
|
Spectral bandwidth deviation
|
±0.02 nm
|
±0.02 nm
|
±0.02 nm
|
|
Light point
|
4
|
8
|
8
|
|
Element lamp type
|
Common element lamp
|
Ordinary element lamp
|
Ordinary, high-performance element lamp
|
|
Photometric Property
|
Reading mode
|
Transmittance, absorbance, concentration
|
|
Photometric Range
|
0-125%，-0.1-3.00A
|
|
Cu static baseline drift
|
±0.004A/30min
|
±0.003A/30min
|
±0.002A/30min
|
|
Cu dynamic baseline shift
|
±0.006A/15min
|
±0.005A/15min
|
±0.004A/15min
|
|
Background correction
|
Deuterium lamp background correction capability >=30 times (1Abs)
|
Deuterium lamp >= 40x (1Abs)
|
Deuterium lamp >= 40x (1Abs)
Self-priming >= 80x (1Abs)
|
|
Flame Analysis
|
Characteristic concentration (Cu)
|
≤0.04ug/ml
|
≤0.035ug/ml
|
≤0.02ug/ml
|
|
Detection limit（Cu）
|
≤0.008ug/ml
|
≤0.006ug/ml
|
≤0.004ug/ml
|
|
Repeatability
|
RSD≤1%
|
RSD≤0.6%
|
RSD≤0.5%
|
|
Acetylene flow regulation
|
Automatic 12 grades
|
|
Air assisted air conditioning
|
Automatic 4 grades
|
|
Burner lift
|
Automatic rising-lowering
|
|
Burner
|
Metal titanium burner
|
|
Atomizer
|
High efficiency glass atomizer
|
|
Atomizing chamber
|
Corrosion-resistant material atomization chamber
|
|
Safety precautions
|
Abnormal pressure protection of flame gas and auxiliary gas
|
|
Data processing
|
Measurement mode
|
Flame method, hydride generation-atomic absorption method, flame emission method
|
|
Concentration calculation method
|
Standard curve method (6 linear and nonlinear fitting methods), standard addition method, interpolation method
|
|
Number of repeated measurements
|
1-30 times, calculate and give the mean, standard deviation and relative standard deviation of absorbance and concentration
|
|
Report printing
|
Parameter printing, data result printing
|
|
Others
|
Computer
|
circumscribed
|
|
Overall dimensions
|
830*650*560
|
830*650*560
|
830*650*560
|
|
Weight
|
90Kg
|
90Kg
|
95Kg
|
|
Power
|
Voltage 220V±22V, frequency 50Hz ±1Hz
|
|
Operating temperature
|
10℃~30℃
|
|
Operating Humidity
|
40%~85%
|
