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Tsingtao Unicom-Optics Instruments Co., Ltd.
Spectrophotometer, Atomic Absorption Spectro, Optical Instrument manufacturer / supplier in China, offering Atomic Absorption Spectrophotometer (WFX-320), UV/VIS Spectrophotometer (UV-2400PC / UV-2100PC), Gas Chromatography (GC9790II) and so on.
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Home Product List Spectrometer Atomic Absorption Spectrophotometer (WFX-320)

Atomic Absorption Spectrophotometer (WFX-320)

Production Capacity: 1,000 pcs/year

Product Detail

Basic Info
  • Model NO.: WFX-320
  • Trademark: UNICOM-OPTICS or Neutral English
  • Specification: ISO CE
Product Description
Main Specification
Wavelength range

Wavelength accuracy
± 0.5nm

Two spectral lines of Mn at 279.5nm and 279.8nm can be separated with the spectral bandwidth of 0.2nm and valley-peak energy ratio less than 30%.

Baseline stability

Background correction
The D2 lamp background correction capability at 1A is better than 30 times.

Light Source System
Lamp number
2 lamps (one preheating)

Lamp current adjustment
Micro-computer control

Adjustment range: 0-20mA,

Lamp power supply mode
Powered by square pulses

Optical System
Single beam, Czerny-Turner design grating monochromator

1800 l/mm

Focal length

Blazed Wavelength

Spectral Bandwidth
0.1nm, 0.2nm, 0.4nm, 1.2nm

Detection and Data Processing System
Photomultiplier with high sensitivity and wide spectral range.

Electronic and micro-computer system
Light energy and negative high-voltage auto-balance

Display mode
LED display of energy and measurement values, concentration direct reading

Read mode
Transient, integral, peak height, peak area.

Integral or sampling time is in the range of 0.1-19.9s.

Scale expansion

Data processing mode
Automatic calculation of mean, standard deviation and relative standard deviation. Repeating number is in the rang of 1-99

Measurement mode
3-7 standards can be determined for curve fitting. Sensitivity correction available.

Result printing
Measurement data, working curve, signal profile and analytical conditions can all be printed out.

Instrument self-check
Check current status of each function key

Flame Analysis
10cm single slot all-titanium burner

Spray chamber
All-plastic spray chamber.

High efficiency glass nebulizer with metal sleeve.

Position adjustment
Adjusting mechanism for vertical, horizontal positions and the rotation angle of the burner.

Gas line protection
Fuel gas leak alarm

Characteristic Concentration and Detection Limit
Air-C2H2 flame
Cu: Characteristic concentration≤0.025mg/L, Detection limit≤0.006mg/L;

Function Expansion

Flameless analysis with WF-1C graphite furnace system available.

Hydride vapor generator can be connected for hydride analysis.

Dimensions and Weight

1020 x 490 x 540 mm, 80kg unpacked

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