WFX-130A Atomic Absorption Spectrophotometer

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1 Set/Sets (Min. Order)
Supply Ability:
30 Set/Sets per Month
Port:
Tianjin
Overview
Quick Details
Place of Origin:
Beijing, China (Mainland)
Brand Name:
RAYLEIGH
Model Number:
WFX-130A
Packaging & Delivery
Packaging Details
Wooden Cases
Delivery Time
One Month

Specifications

Model WFX-130A Atomic Absorption, integrated flame & graphite furnace type;Air-C2H2 flame and patented air-C2H2-O2 flame

Atomic Absorption Spectrophotometer

Model: WFX-130A

 

 

FEATURES:

 

1  Accurate fully automated control system

1.1  Automatic multi-lamp turret, automatic adjustment of lamp current and optimization of light beam position

1.2  Automatic wavelength scanning and peak picking

1.3  Automatic spectral bandwidth changing

1.4  Automatic changeover between flame and graphite furnace operation, automatic optimization of position parameters and automatic ignition

 

2  Reliable fully automatic graphite furnace analysis

2.1  Adopting FUZZY-PID and dual curve mode light-controlled temperature control technique, temperature auto-correction technique, ensures fast heating, good temperature reproducibility and high analytical sensitivity. The temperature control accuracy is less than 1%

2.2  Graphite furnace with pneumatic control and pressure lock ensures constant pressure and reliable contact

 

3  Perfect safety protection measures

3.1  Alarm and automatic protection to fuel gas leakage, abnormal flow, insufficient air pressure and abnormal flame extinction in flame system

3.2  Alarm and protection function to insufficient carrier gas and protective gas pressure, insufficient cooling wate supply and over-heating in graphite furnace system

 

4  Advance and reliable electronic design

4.1  Adopting large-scale programmable logic array and Inter I2C bus technology

4.2  European type sockets and AMP adapters with high reliability to ensure long term reliability of the whole electronic system

 

5  Easy and practical analysis software

5.1  Easy-to-use AAS analysis software is made under Windows operating system, realizing fast parameter setting and

optimization

5.2  Automatic display of measured data, automatic calculation and analytical result automatic print out.

 

SPECIFICATIONS:

 

Main Specification

Wavelength range

190-900nm

Wavelength accuracy

Better than ±0.25nm

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

0.004A/30min

Background correction

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

Hollow Cathode Lamps

Lamp turret

4-lamp turret; Auto-alignment, fully automated scan and peak-picking.

Lamp current adjustment

400Hz square wave pulse

Wide pulse current: 0~25mA,
Narrow pulse current: 0~10mA

Lamp power supply mode

400Hz square wave pulse

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, automatic change

Flame Atomizer

Burner

10cm single slot all-titanium burner

Spray chamber

Corrosion resistant all-plastic spray chamber

Nebulizer

High efficiency glass nebulizer with metal sleeve, sucking up rate:6-7ml/min

Graphite Furnace

Temperature range

Room temperature~3000ºC

Heating rate

2000°C/s

Graphite tube dimensions

28mm(L)×8mm(OD)

Characteristic mass

Cd≤0.5 ×10-12g, Cu≤5 ×10-12g, Mo≤1×10-11g

Precision

Cd≤3%, Cu≤3%, Mo≤4%

Detection and Data Processing System

Detector

R928 Photomultiplier with high sensitivity and wide spectral range.

Software

Windows operating system

Analytical method

Working curve auto-fitting; standard addition method; automatic sensitivity correction, automatic calculation of concentration and content.

Repeat times

Maximum 20 times of repeat measurement, automatic calculation of mean value, standdard deviation and relative standard deviation.

Multi-task Functions

Sequential measurement for multi-element determination in one sample

Condition reading

With model function

Result printing

Measurement data and final analytical report printout, editing with Excel

Standard RS-232 serial port communication

Characteristic Concentration and Detection Limit

Normal Air-C2H2 flame

Cu: Characteristic concentration≤0.025mg/L, Detection limit≤0.006mg/L;

Function Expansion

Hydride vapor generator can be connected for hydride analysis

Dimensions and weight

Main unit

102×49×54cm, unpacked 80kg

Graphite furnace

42×42×46cm, unpacked 50kg