GD320N Atomic Absorption Spectrophotometer/AAS Analyzer
Negotiable /Set
Min.Order:1 Set
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
GD320N Atomic Absorption Spectrophotometer
is the preferable instrument chosen by users to conduct analysis of multiple kinds of elements and fast analysis of samples.
Characteristics A
Build-in computer data processing and LCD
Good basic line stability
High precision of measurement
Long-life and anti-corrosive atomization system
Safe and reliable gas path system.
Complete set of accessories.
Characteristics B
Light-source system: Hollow cathode lamp
Power supply: with adjustable current
Deuterium Lamp power supply: with fixed current
Optical system: Double beam total refection system, C-T type monochromator
Flashing wavelength: 250nm
Flame atomization system: Inter-changeable titanium alloy burner of 10cm and 5cm slits. Gas path is equipped with pressure indication, high precision voltage stabilizing flow adjustment, fast conversion of air and nitrous oxide, gas supply cut off, power cut off, prevention of flashback and logic interlock protection devices.
Signal processing: absorptance, concentration, emission and emission concentration; Standard curves: linear regression, curve fitting and multi-point standard calibration. Average value, standard deviation, relative standard deviation and correlation coefficient can be worked out. Standard curves, atomic absorption peak diagram, spectrum outline sketch, data as well as instrument parameters list and analytical reports can be displayed and printed out.
Technical Specifications
Working spectral range: 190-900nm
Wavelength accuracy: ≤ ±0.5nm
Wavelength repeatability: ≤ 0.3nm (single direction)
Spectrum bandwidth: 0.2nm, 0.4nm, 0.7nm, 1.4nm, 2.4nm, 5.0nm
Resolution: <40%
Base line stability: ±0.004Abs/30min
Characteristic concentration of copper: ≤ 0.04mg/ml/1%
Detection limit of copper: ≤0.008mg/ml
Background calibration ability: Greater than 30 times.
Standby Interface: RS 232
Instrument power supply: 220V, 3A, 50Hz