Solid Sample and Liquid Sample Metal Content Atomic Absorption Spectrometer

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    2017-12-30 00:08

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Company Profile

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

By certification [File Integrity]

Contact:Mrs. Ivy Zhang(Mr.)






Product details
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&percnt;
Base line stability ±0&period;004Abs&sol;30min
Characteristic concentration of copper ≤ 0&period;04mg&sol;ml&sol;1&percnt;
Detection limit of copper ≤0&period;008mg&sol;ml
Background calibration ability Greater than 30 times
Standby Interface RS 232
Instrument power supply 220V&comma; 3A&comma; 50Hz
Build-in computer data processing and LCD
Adopting highly integrated micro digital circuit&comma; which is stable and reliable with the functions of integral holding&comma; peak height and area&comma; auto zero adjusting&comma; deuterium lamp and background&comma; multi-linear and nonlinear curves fitting&comma; various parameters and working curves displayed in screen and report printing&comma; etc&period; It is equipped with interface for externally linking PC&period;
Good basic line stability
Double-beam system of optimized design can automatically compensate the light source drift and wavelength drift caused by the variation of temperature &lpar;with the function of the eliminating the affection of wavelength drift on the base line stability&rpar; and electronic circuit drift so as to reach a good basic line stability&period; The cathode lamp needs not be pre-heated for long time and sample can be analyzed immediately&period; It is the preferable instrument chosen by users to conduct analysis of multiple kinds of elements and fast analysis of samples&period;
High precision of measurement
Gas path system is equipped with precision pressure stabilizing and current stabilizing devices to reach stable flame and low noise&period; Specially designed fine light beam passes through the flame to ensure a high precision analytical test and low characteristic concentration&period;
Optical path of high energy
A total reflection system is adopted to eliminate color difference in full range&period; By means of chemical conversion&comma; a round light spot of the light source becomes a long light spot&comma; which enters into the slit&period; Therefore the light flux of double beam is enhanced&period;
Long-life and anti-corrosive atomization system
The burner is made of new type titanium alloys&comma; anti-corrosive and fast thermal equilibrium&period; It meets the requirement of measurement sensitivity without water-cooling&period;
Multi-functional analysis mode
For methods of flame absorption&comma; flame emission&comma; graphite furnace atomic absorption and hydride generation&period;
Safe and reliable gas path system
Special devices of quick gas conversion and safety protection can be used to analyze air-acetylene flame&period;
Complete set of accessories
To be supplied with the instrument and ready for use after they are purchased&period;
Light-source system
Hollow cathode lamp power supply&colon; with adjustable current Deuterium Lamp power supply&colon; with fixed current
Optical system
Double beam total refection system&comma; C-T type monochromator Flashing wavelength&colon; 250nm
Flame atomization system
Inter-changeable titanium alloy burner of 10cm and 5cm slits&period; Gas path is equipped with pressure indication&comma; high precision voltage stabilizing flow adjustment&comma; fast conversion of air and nitrous oxide&comma; gas supply cut off&comma; power cut off&comma; prevention of flashback and logic interlock protection devices&period;
Signal processing
Absorptance&comma; concentration&comma; emission and emission concentration&semi; Standard curves&colon; linear regression&comma; curve fitting and multi-point standard calibration&period; Average value&comma; standard deviation&comma; relative standard deviation and correlation coefficient can be worked out&period; Standard curves&comma; atomic absorption peak diagram&comma; spectrum outline sketch&comma; data as well as instrument parameters list and analytical reports can be displayed and printed out&period;
Air compressor&semi;
One piece of Cu hollow cathode lamp&semi;
Gas external pipe&semi;
Acetylene cylinder pressure-reducing valve&semi;
Water knockout gas filter&semi;
Optional Accessories&colon;
GA3202 HGA graphite furnace system
Used to conduct trace and ultra-trace analysis with an absolute sensitivity of 10-10-10-12 gram&period;
5cm long-life titanium burner
The necessary accessory for nitrous oxide-acetylene flame analysis&period;
Hydride generator &lpar;Totally automatic&rpar;
Making the characteristic concentration of As&comma; Se&comma; Sb&comma; Bi&comma; Pb&comma; Sn&comma; Te&comma; Ge&comma; In&comma; Tl&comma; Cd and Zn lower than ppb level with cold atomic mercury measurement method&period;
Hollow cathode lamp
All specifications are available&period;
Graphite tube
All specifications are available&period;
Software with I&sol;O port