AAS-2600 ATOMIC ABSORPTION SPECTROPHOTOMETER(AAS)

Features

• With the latest nuclear embedding technique to automatic control and data processing, to ensure reliability
• High performance liquid screen, to indicate parameters and measuring data
• Auto adjust negative high voltage and lamp current
• Auto transfer spectral bandwidth, 0.1nm, 0.2nm, 1.0nm, 2.0nmnm for option
• Auto control wavelength scanning, auto seeking, all band fast scanning and positioning in 30 seconds
• Auto zeroing could deduct zero drift of the influence to the data
• Auto energy adjustment
• Comprehensive gas leakage protection warning device
• The best flame height and atomizer position for option, to choose the best analysis condition
• Adjustable gas flow to select the best combustion supporting ratio of the element analysis
• Hydride generator for option
• The excellent quality of the optical system, optical system suspension design, the vibration and the environmental temperature changes can not affect the instrument performance

The basic parameters of AAS-2600 could be accordance with the basic parameters of the atomic absorption spectrophotometer in GB/T21187-2007 professional standard.

Performance Index

Optical system

• Wavelength: 190nm-900nm
• Monochromator:  C-T, aberration
• Spectrum bandwidth: 0.2nm, 0.4nm, 1.0nm, 2.0nm for option
• Wavelength accuracy:  ±0.25nm
• Wavelength repeatability: 015nm
• Baseline shift:  ±0.004A/30min
• Detector: photomultiplier

Atomic system

• Sensitivity: concentration 3.0μg/ml, absorbance >0.300Abs
• (Cu) detection limit: 0.006μg/ml
• Burner: 100mm titanium metal, air premixed
• Precision: RSD≤1%
• Sprayer: high efficiency glass atomizer
• Atomizing chamber: corrosion resistant material
• Position adjustment: flame burner optimum height, front and rear position adjustable, complete the transfer between the flame and the hydride in one minute
• Safety: with many kinds of automatic protection, acetylene gas leakage alarm, closed system

Analytic method

• Measurement method: air-acetylene flame method, hydride generator atomic absorption method
• Concentration calculation: standard curve method (1-3 times curve), auto fitting, standard addition method
• Repetition survey frequency: 1-20times, calculate average value, ，display standard deviation and relative standard deviation
• Printing result: parameters print, data result print

Instrument Parameter

• Source: AC 220V/50HZ
• Power: 150VA
• Weight: 70Kg
• Volume: 1000mm (L)×350mm(W)×390mm(H)
• Operating temperature: 15℃~30℃
• Operating humidity:  ≤75%

Standard Layout

• Main host
• Low noise oil free air compressor
• Accessories
• Installation and commissioning
• Wooden case packaging and transportation