Atomic absorption spectrometer

1. Product Introduction:

HD-AAS4H flame atomic absorption spectrophotometer has high analytical accuracy and thoughtful humanized design, which can fully meet the various specific needs of different customers. According to different analytical needs, graphite furnace control, automatic sampler, hydride generator, etc. can be selected.

2. Application Field:

It can be widely used in geology, metallurgy, medicine, chemical industry, petroleum, agriculture, environmental protection, commodity inspection and other industries. The analysis and application of trace elements have gradually penetrated from inorganic chemistry to organic chemistry in recent years.

3. Performance characteristics

1. Four, six and eight lamp positions are optional: automatic three-dimensional switching, energy balance, multi-lamp position simultaneous preheating saves waiting time, and deuterium lamp background reduction and high-performance element lamp can be selected.

2. Automatic optimization of instrument settings: instrument settings automatically optimize memory function, one-click completion of scanning and peak search.

3. Data report multi-format storage and print output: convenient data query and comparison.

4. Software design makes operation easier: the instrument software adopts a single-interface multi-function window design, real-time monitoring of data changes, support for mainstream Windows operating systems, support for remote control and calibration, and optional Chinese/English versions.

5. Advanced and reliable multiple safety protection system: automatic detection, alarm, such as insufficient pressure, gas leakage, flameout and other abnormal conditions.

6. Expansion and joint functions: hydride system and graphite furnace system and joint functions.

7. With automatic online detection function.

4. Technical indicators:

1. Optical system

Detector: Hamamatsu photomultiplier tube;

Wavelength range: 185nm-900nm;

Grating line density: 1800 lines;

Monochromator: Czerny-Turner enhanced type;

Spectral bandwidth: 0.2nm, 0.4nm, 1.0nm, 2.0nm multi-speed automatic switching;

Wavelength indication error: ≤±0.1nm;

Wavelength repeatability: ≤±0.025nm;

Baseline drift: 0.003ABS/30min (static) 0.005ABS/ 15min (dynamic);

Resolution: Cu324.7nm wavelength 0.2nm bandwidth half width 0.2nm±0.01nm;

2. Light source system

Lamp holder: turret type automatic switching lamp holder;

Lamp power supply mode: 400Hz, 1/4 duty cycle pulse lighting;

Lamp current adjustment range: (0～10)mA (average current) software adjustment;

3. Atomization system

Characteristic concentration: (Cu) 0.025μg/mL/1%;

Detection limit: (Cu) 0.006μg/mL;

Burner: 0.5m m×100mm all-titanium burner;

Repeatability: RSD≤0.5%;

Sprayer: Metal sleeve high-efficiency glass sprayer;

Atomization chamber: Corrosion-resistant all-plastic atomization chamber;

Safety protection: It has a variety of automatic safety protection functions, acetylene leakage alarm, and shutdown system;

4. Analysis method:

Measurement method: Air-acetylene flame method;

Concentration calculation method: Linear regression method automatically fits the working curve and automatically calculates the results;

Number of repeated measurements: 1~99 times, automatically calculate the average value and content, and give the standard deviation and relative standard deviation;

Result output: Multi-format data storage and print output;

Communication interface: standard RS232, USB expansion interface;

Software environment: fully compatible with Windows operating system, Chinese professional software;

Function expansion: hydride system and graphite furnace system;

5. Host parameters

Power supply: AC220V/50Hz;

Power: 150W;

Working environment temperature: 10℃~35℃;

Working environment humidity: ≤80%;

Appearance size: 1000mm (length) × 400mm (width) × 470mm (height);

Weight: 70kg;

Product's Website：http://en.huoerd.com/yzxsfggdj/1793.html