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Graphite Furnace Atomic Absorption Spectrometer

Model:

HD-AAS8S

Introduction:

Graphite Furnace Atomic Absorption Spectrometer measures trace and ultra-trace elements with high precision. Widely used in geology, metallurgy, medicine, chemical, petroleum, agriculture, environmental protection and commodity inspection....

  • Image and Text Display
  • Technical Specifications
  • Product video

I. Product Introduction

The graphite furnace atomic absorption spectrophotometer offers high analysis precision and a thoughtful humanized design, fully meeting the various specific needs of different customers. An autosampler, hydride generator, etc. can be optionally configured according to different analysis needs.

II. Application Fields

It can be widely used in geology, metallurgy, medicine, chemical industry, petroleum, agriculture, environmental protection, commodity inspection and other industries. For the analysis of trace and ultra-trace elements, in recent years it has gradually expanded from inorganic chemistry to organic chemistry.

III. Performance Features

1. Eight lamp positions (high-performance element lamps optional), automatic three-dimensional switching, energy balancing, simultaneous preheating of multiple lamp positions to save waiting time; with deuterium lamp background correction and self-absorption background correction functions.

2. Instrument setting conditions automatic optimization and memory function; one-key completion of scanning peak finding and energy balancing; data report multi-format saving and printing output for convenient data query and comparison.

3. The instrument software adopts a single-interface multi-functional window design, making operation simpler, real-time monitoring of data changes, support for mainstream Windows operating systems, support for remote control and calibration, Chinese/English versions optional, and comprehensive quality control (QC) functions.

4. Advanced and reliable multiple safety protection system, automatically detecting and alarming on abnormal conditions such as insufficient pressure, gas leakage and flameout.

5. Domestically advanced graphite furnace atomizer real-time monitoring, extending the service life of the graphite tube.

6. The autosampler system can realize automatic preparation of standard curves, automatic dilution and high-precision injection; EPC electronic flow control, high-efficiency nebulizer, all-titanium combustion system.

7. Expandable: hydride system and coupling functions; an autosampler can be added.

8. Multiple storage methods for test results; sample records 1-500.

IV. Technical Specifications

1. Optical System

DetectorHamamatsu photomultiplier tube (Japan)
Wavelength range185 nm-900 nm
Wavelength indication error≤±0.1 nm
Wavelength repeatability±0.025 nm
Baseline drift0.003 ABS/30 min (static); 0.005 ABS/15 min (dynamic)
Spectral bandwidth deviation (resolution)At Cu 324.7 nm, 0.2 nm bandwidth, half-width 0.2 nm ±0.01 nm
Light source systemTurret-type fully automatic lamp-changing rack
Element lamp ignition mode400 Hz, 1/4 duty cycle pulse ignition
Lamp current adjustment(0-10) mA (average current), software-adjustable
Monochromator typeCzerny-Turner enhanced type
Grating line density1800 lines/mm
Spectral bandwidth0.1 nm, 0.2 nm, 0.4 nm, 1.0 nm multi-stage automatic switching

2. Graphite Furnace Atomization System

Detection limit1.5 pg
Precision≤3%
Heating temperature rangeRoom temperature - 3000 ℃
Heating rate2000 ℃/s
Temperature control accuracy1%
Heating condition settings19 steps, ramp heating, step heating, maximum power heating, heating monitoring and inverse measurement system
Safety protectionGas pressure system and cooling system fault protection, with power monitoring
Background correction (deuterium lamp)≥60 times at 1 ABS
Background correction (self-absorption)≥60 times at 1 ABS
Data processingLinear regression automatic working curve fitting, automatic result calculation
Sampling quantity1-99
Result outputMulti-format data storage and printout
Communication interfaceStandard RS232, USB expansion interface
The video is currently in production, please stay tuned......

Shandong Horde Electronic Technology Co., Ltd.

  • Phone:008619053605658

  • Email:salesmanager@hordeinstrument.com

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