- 190-900nm
The Atomic Absorption Spectrophotometer AAS-500 is fully PC controlled. It can be flexibly equipped with optional graphite furnace, auto sampler and hydride generator. Unique optical mechanical design, safe and convenient flame system, optional background correction technologies, as well as convenient functions provided by the workstation, suit your pursuit of automatic and precise test results.
Product Description
Product Introduction
The Atomic Absorption Spectrophotometer is fully PC controlled. It can be flexibly equipped with optional graphite furnace, auto sampler and hydride generator. Unique optical mechanical design, safe and convenient flame system, optional background correction technologies, as well as convenient functions provided by the workstation, suit your pursuit of automatic and precise test results.
Product Features
1. Excellent total reflection optical system ensures excellent signal-to-noise ratio of the instrument.
7. Simple, professional, automatic and fully operated RG WIN AAS workstation software under MS window system.
Technical Data
Models
AAS-500
AAS-510
AAS-520
AAS-530
Optical
System
Single
Beam
Double
Beam
Monochromator
Czerny-Turner
type, focal lengths at 350mm
Grating
Holographic
diffraction with 1800 lines/mm
Wavelength
Range
190-900
nm
Slits
Automated
slit selection 0.1, 0.2, 0.4, 0.7, 1.4, 2.0 nm
Wavelength
Repeatability
±0.1nm
±0.1nm
±0.05
nm
±0.05
nm
Wavelength
Accuracy
±0.3
nm
±0.2
nm
±0.15
nm
±0.15
nm
Lamp
Automated
4-lamp
turret
Automated
8-lamp turret
Reading
Mode
T,
A, C
Photometric
Range
0-125%,
-0.1-3.00A
Static
Baseline Drift (Cu)
≤0.004A/30
min
≤0.003A/30
min
≤0.002A/30
min
≤0.002A/30
min
Dynamic
Baseline Drift (Cu)
≤0.006A/15
min
≤0.005A/15
min
≤0.004A/15
min
≤0.004A/15
min
Background
Correction
Deuterium
(D2) Background Correction
Deuterium
(D2) Background Correction and Self-absorption Background Correction
Flame
Characteristic
Concentration
≤0.04ug/ml
≤0.035ug/ml
≤0.035ug/ml
≤0.035ug/ml
Detection
Limit (Cu)
≤0.008ug/ml
≤0.006ug/ml
≤0.004ug/ml
≤0.004ug/ml
Repeatability
(Cu)
RSD≤1%
RSD≤0.6%
RSD≤0.5%
RSD≤0.5%
Acetylene
Flow Control
Auto
12-Level
Air
Assist Control
Auto
4-Level
Ignition
Method
PC
control
Detector
Wide
range UV sensitive photomultiplier tube
Burner
Head
Titanium
100mm burner for air/acetylene operation
Nebulizer
High
efficiency glass nebulizer
Spray
Chamber
Corrosion
resistant material spray chamber
Safety
Protection
Automatically
cut off gas in case of low pressure, power failure, flame out, or burner
mismatched
Graphite
Furnace
Characteristic
Amount
Cd≤1pg,
Cu≤22pg
Cd≤0.8pg,
Cu≤20pg
Cd≤0.8pg,
Cu≤20pg
Detection
Limit (Cu)
Cd≤1.5pg,
Cu≤20pg
Cd≤1.0pg,
Cu≤10pg
Cd≤0.8pg,
Cu≤5pg
Repeatability
(Cu)
RSD≤4%
RSD≤3%
RSD≤2.5%
Heating
range of graphite
furnace
Room
temperature-3000℃
High
power heating range
1500-3000℃
Slope
and holding time
1-255s
Heating
rate
Maximum
heating rate 2000℃/s
Atomization
heating mode
Light-controlled
heating, Time-controlled heating, General heating
Protective
gas flow
outside
pipe
1
L/min
Protective
gas flow inside
pipe
4-speed
adjustable (0, 50, 200, 250/min flow)
Safety
Protection
Cooling
water flow, Protective gas pressure, Furnace body temperature, Power supply
temperature, Graphite furnace installation alarm
Auto
Sampler
Optional
Data
Processing
Measuring
method
Flame
method, Graphite furnace method, Hydride generation-Atomic absorption method,
Flame emission method
Concentration
calculation
method
Standard
curve method (6 linear/non-linear fitting methods), Standard addition method,
Interpolation method
Repeat
measurement
times
1-30
times, Calculate and give the average value of absorbance/concentration,
standard deviation and relative standard deviation
Report
printing
Parameter
printing, Data result printing
Dimensions/
Weight
850
x 650 x 550 mm/95kg
Ambient
Temp.
10
~ 35 °C
Ambient
Humidity
≦85
%
Power
110/220V,
50/60Hz
