Tsingtao Unicom-Optics Instruments Co., Ltd. >> Atomic Absorption Spectrophotometer (WFX-320)

Atomic Absorption Spectrophotometer (WFX-320)

Atomic Absorption Spectrophotometer (WFX-320)
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Product Specifications

Prod Model: WFX-320

Product Description

Main Specification
Wavelength range
190-900nm

Wavelength accuracy
± 0.5nm

Resolution
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
0.005A/30min

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
Monochomator
Single beam, Czerny-Turner design grating monochromator

Grating
1800 l/mm

Focal length
277mm

Blazed Wavelength
250nm

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

Detection and Data Processing System
Detector
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
0.1-99

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
Burner
10cm single slot all-titanium burner

Spray chamber
All-plastic spray chamber.

Nebulizer
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
Tsingtao Unicom-Optics Instruments Co., Ltd. Is one of the largest laboratory instruments manufacturers in China, which conglomerate integrating industry produce, trade, and scientific research. Especially in Optical Analytical Instruments, Chromatographs Apparatus, Electrochemical Instruments, Special Instruments for Biochemical and Clinical Uses, Other Laboratory Analytical Instruments, Microscopes, Measuring Instruments, Astronomical Telescopes and home appliances etc.

Our products cover AAS (Atomic Absorption Spectrophotometers), Double Beam UV/VIS Spectrophotometer, Single Beam UV/VIS Spectrophotometer, Single Beam Visible Spectrophotometer, Polarimeter, Refractometer, Glossmeter, Hazemeter, Tintometer; IC (Ion Chromatograph), HPLC (High Performance Liquid Chromatograph), GC (Gas Chromatograph); PH meter, Conductometer, Potential Titrator; Automatic Blood Cell Analyzer, Blood Coagulation Instrument, Urine Analyzer, Elisa Analyzer, Elisa Board Wash; Stereo Microscope, Biological Microscope; Analytical Balance, Melting-point Apparatus, COD; Auto Level; Refractor Astronomical telescope, Reflector Astronomical telescope.

Unicom-Optics is certified by ISO9001: 2000, and our products are with CE certificated. Ninety Five percent of Unicom-Optics products are exported to USA, Japan, Latin America, Europe, South East Asia, India, Middle East and other countries and regions in the world.

Unicom-Optics provides their customers best technical and sails services with an ideal "To cooperate with every customer, and make them all with satisfaction".

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