一区二区欧美日韩国产_被公侵犯肉体中文字幕电影_九色91精品国产网站_日韩av中文字幕亚洲精品_自拍另类图片区亚洲

AA-1800DL Octagonal single flame atomic absorption spectrometer

Product introduction

AA-1800DL atomic absorption spectrometer is jointly developed by experts in the industry and well-known universities in China. It has decades of experience in the development and application of spectral instruments. The products include flame and hydride generation systems, which can be configured with a variety of accessories, flexible configuration solutions to meet the needs of different levels of customers. Fully automatic multifunctional AA-1800 atomic absorption spectrometer can carry out complex sample analysis, and a variety of analysis methods can be switched automatically, so as to achieve unmanned automatic analysis.

AA-1800DL atomic absorption spectrometer is widely used in scientific research, quality inspection, disease control, environmental protection, metallurgy, agriculture, forestry, chemical and other industries. The innovative software and hardware design ensures the accuracy, safety, ease of use of sample analysis, and simple and convenient maintenance of the instrument.

AA-1800DL Octagonal single flame atomic absorption spectrometer

Performance characteristics

Total reflection achromatic optical system

A large area grating with a dispersion rate of 1800 lines/mm, a new self-collimating monochromator, all lenses are quartz coated, a wide detection range and optical stability ensure the accuracy of the analysis, and a beam splitting system with a 230nm wavelength.

Eight lamp holder

One lamp work, can preheat up to seven lights, saving the lamp change and preheating time, so that the element measurement is more quick and convenient.

Full automation

In addition to the host power switch, all functions of the instrument are monitored and controlled by computer.

Background correction system

With deuterium lamp and self-absorption two background correction modes, when the background signal 1A, the background buckle capacity is more than 60 times.

Independent intellectual property rights, complete function, strong performance analysis software

Humanized operation interface, so that your operation is easy, you can switch Chinese and English Windows style software interface, automatic qualitative and quantitative analysis, automatic calculation of element content, automatic generation of test report.

AA-1800DL Octagonal single flame atomic absorption spectrometer

Flame system

Polymer atomizing chamber

Polymer material anti-corrosion atomization room, acid and alkali resistance, including hydrofluoric acid, whether organic or inorganic solution can get better sensitivity and stability;

Titanium burner

Titanium burner, optional 50mm and 100mm burner, air cooled premixed type, corrosion resistance, high salt resistance, greatly improve the efficiency of flame and accuracy of flame analysis;

High precision anti-clogging atomizer

High efficiency atomizer, high atomization efficiency, easy maintenance and replacement.

Mass flow controller to achieve acetylene flow control

The mass flow controller accurately controls the acetylene flow, with an accuracy of 1ml/min, and dynamically monitors the flow, making it easy to use, safe and reliable.

More safety protection measures, make sample analysis more safe and reliable

Acetylene leak monitoring;

Acetylene pressure monitoring;

Air pressure monitoring;

Combustion head status monitoring;

Flame state monitoring;

Water seal status monitoring

AA-1800DL Octagonal single flame atomic absorption spectrometer

Data processing

Measurement methods: flame method, hydride – atomic absorption method, self – absorption method, buckle background

Concentration calculation methods: standard curve method (1 ~ 3 curve), automatic fitting, standard addition method

The number of repeated measurements: 1-99 times, calculate the mean value, give standard deviation and relative standard deviation