Descrição
Espectrômetro de absorção atômica com suporte de oito lâmpadas AA-1800EL
Introdução do produto
AA-1800EL atomic absorption spectrometer is jointly developed by international new technology and experts from domestic universities. Possui décadas de experiência no desenvolvimento e aplicação de instrumentos espectrais. The products include flame, graphite furnace and hydride generation system, can be configured with a variety of accessories, soluções de configuração flexíveis para atender às necessidades de diferentes níveis de clientes. Fully automatic multifunctional AA-1800EL atomic absorption spectrometer can carry out complex sample analysis, e uma variedade de métodos de análise podem ser alternados automaticamente, de modo a obter análise automática não tripulada.
AA-1800EL atomic absorption spectrometer is widely used in scientific research, inspeção de qualidade, controle de Doenças, Proteção Ambiental, metalurgia, agricultura, silvicultura, indústrias químicas e outras. The innovative software and hardware design ensures the accuracy, segurança, facilidade de uso da análise de amostras, e manutenção simples e conveniente do instrumento.
Espectrômetro de absorção atômica com suporte de oito lâmpadas AA-1800EL
Características de desempenho
2.1. Total reflection achromatic optical system.
Spectrum bandwidth: 0.1, 0.2, 0.4, 0.7, 1.0, 1.4, 2.0nm automatic setting, wavelength range: 185-900nm, the dispersion rate of 1800 lines/mm large area grating, um novo monocromador autocolimador, all lenses are quartz coating, wide detection range and optical stability to ensure the accuracy of the analysis, shining wavelength 230nm grating spectrometer system.
2.2. 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.
2.3. Full automation
The instrument adopts automatic design. In addition to the main engine power switch, the lamp holder control, wavelength scanning, slit adjustment and two-dimensional mobile platform of the instrument are all controlled by software.
2.4. Sistema de correção de fundo
With deuterium lamp and self-absorption two background correction modes, when the background signal 1A, the background buckle capacity is more than 60 vezes.
2.5. Analysis software with independent intellectual property rights, complete functions and powerful performance
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.
2.6. Characteristics of flame system
2.6.1. Polymer Atomizing room
Sala de atomização anticorrosiva de material polimérico, resistência a ácidos e álcalis, incluindo ácido fluorídrico, se a solução orgânica ou inorgânica pode obter melhor sensibilidade e estabilidade;
2.6.2. Titanium burners
Queimador de titânio, queimador opcional de 50 mm e 100 mm, tipo pré-misturado resfriado a ar, resistência à corrosão, alta resistência ao sal, melhorar significativamente a eficiência da chama e a precisão da análise da chama;
2.6.3. High precision anti-clogging atomizer.
High efficiency atomizer, high atomization efficiency, easy maintenance and replacement.
2.6.4. Mass Flow controller realizes 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.
2.6.5. More safety protection measures to make sample analysis safer and more reliable.
High sensitivity detector is used to monitor acetylene leakage in real time.
High precision pressure sensor is used to monitor the acetylene pressure in real time.
High precision pressure sensor is used to monitor the air pressure of acetylene pressure.
Monitor the status of combustion head with micro switch and fire bolt;
The photosensitive diode is used to monitor the flame state in real time.
2.7. Characteristics of graphite furnace system
2.7.1. Integrated Design.
Automatic peak search, one key optical optimization function graphite furnace power supply, atomic absorption host located in an instrument, shorten the length of the cable, reduce the graphite furnace power supply to the outside electromagnetic interference, improve the heating efficiency of graphite tube.
2.7.2. Graphite furnace has high temperature control precision and fast heating speed.
High power transformer, micro resistance cable and light temperature control mode, and with the software and hardware temperature correction system, the temperature control accuracy of high temperature section can reach ±1%.
2.7.3. More safety protection measures to make sample analysis safer and more reliable.
Graphite furnace cooling water flow real-time monitoring and protection;
2.7.4. Monitor carrier gas pressure through pressure sensor
The temperature of graphite furnace is monitored by photodiode
2.7.5. Automatic carrier gas flow control.
The gas in the graphite furnace and the gas outside are all automatically controlled by the computer according to the temperature rise process of the software.
2.7.6. Automatic Sampler for Rotary disk graphite Furnace (opcional).
Polar coordinates rotary disk type graphite furnace automatic sampler, high positioning accuracy, operação estável e confiável, easy to use and maintain.
Espectrômetro de absorção atômica com suporte de oito lâmpadas AA-1800EL
Processamento de dados
Software de alta inteligência, poderoso, interface de operação chinesa amigável. Instrumento automático e controle adicional, flame, graphite furnace working mode can be automatically switched, otimização automática, diluição automática; Operação do mouse, definir automaticamente os dados do menu e o método de correção;
During the graphite furnace analysis, the system will give the whole process analysis information, including the measured value, temperatura, procedure, tempo, etc., and save all the measured signal curve and temperature curve within the integration time. Os dados de medição podem ser exibidos dinamicamente. A curva padrão pode ser ajustada automaticamente. Medição precisa de amostra: o assistente é usado para definir a amostra, conveniente e rápido; Função de correção de sensibilidade: tornar os resultados da medição mais precisos; Parameter printing, impressão de dados, graphics printing, export WORD, Documentos EXCEL.
