HGA-E30 Atomic Absorption Spectrophotometer – HAIGUANG

Origin: China

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Product summary: Product overview: HGA-E series atomic absorption is a dual light source series flame and graphite furnace integrated machine launched by Haiguang Company with more than 40 years of R&D experience. It has high automation and a variety of protection measures and excellent performance. It is suitable for quantitative analysis of metal elements in food, environment, chemical industry, medicine, metallurgy and other fields.

Flame atomization system

  • 10cm all titanium sandblasting combustion head with stable flame and strong corrosion resistance.
  • Tempered automatic ignition patented technology, no additional gas and control required, safe and reliable.
  • A stable and reliable flame monitoring module that is not affected by the rotation angle of the combustion head.
  • Three-way gas design, unique auxiliary gas design can reduce the amount of sample lifting, more suitable for analysis of
    organic samples.
  • High precision quality flow meter, achieving continuous and automatic adjustment of gas flow rate.
  • Polymer material atomization chamber: no memory, no residue, and corrosion-resistant.
  • The combustion head can rotate freely within the range of 0-30° according to sensitivity requirements without diluting
    the sample.
  • Efficient glass atomizer with high sensitivity, corrosion resistance, and easy cleaning.
  • Can be equipped with Peek material atomizer that is more acid and alkali resistant.

Flame Atomizer Safety System

  • Highly intelligent safety interlock ignition mechanism: conduct safety checks on water seals, flame sensors, air and acetylene gas pressure before ignition. Any abnormal state will be prompted and ignition will be prohibited.
  • Gas leak alarm function: provide audible and visual alarm prompt when a gas leak is detected, automatically cut off the gas, and prohibit automatic ignition.
  • Flame monitoring function: prompt and automatically turn off the gas when the flame goes out abnormally due to accidents.
  • Automatic monitoring function for water seal: before ignition and after flame ignition, the instrument detects the water seal condition in real time, provides a prompt when water shortage is found, and automatically shuts off the gas.
  • Waste liquid overflow monitoring function: prompt when the waste liquid reaches a certain height to prevent environmental pollution caused by waste liquid overflow.
  • Various gas pressure automatic monitoring functions: prompt if any gas pressure is insufficient and automatically turn off the gas.
  • Air buffer device: ensure stable airflow, provide a certain amount of buffer air in case of unexpected power outages or air accidents, ensure normal flame extinguishing and prevent backfire or explosion.
  • Equipped with an emergency shutdown button for unexpected situations.

Software system

  • Equipped with GMP function for easy traceability.
  • Equipped with power on self-test function for fault diagnosis and prompt.
  • Humanized intelligent software, automatically recommends instrument parameters and program heating parameters according to selected elements.
  • Equipped with automatic dilution and concentration functions, it can achieve multiple measurement methods such as standard curve and standard addition.
  • Peak height and peak area can be freely converted to select the best reading method.
  • Spectral line library maintenance function: measurement spectral lines of elements can be freely added and revised.
  • With the function of multiple calibration curves, different calibration curves can be selected according to the sample content, making the results more accurate.
  • With multiple sample blanks, samples can be selected at any time and with calibration curves.
  • Personalized printing analysis report: supports parameter printing, curve printing, measurement result printing, spectrum printing, comprehensive report printing, precision report printing, detection limit report printing. Test data can be directly exported in Excel, PDF and other forms.

Main features

  • Integrated optical platform, avoid the influence of external vibration and environmental temperature, ensure the stability of the instrument.
  • Short optical path design, C-T internal optical path, 1800/mm diffraction gratings, sufficient energy and high resolution.
  • Convenient switching method to achieve automatic and fast switching between flame and graphite furnace.
  • Eight-lamp sliding ring rotating lighthouse, supporting automatic recognition of element lamps and enabling simultaneous preheating of eight lamps.
  • Standard self-absorption element lamp and high-performance hollow cathode lamp interface.
  • Patented technology of deuterium lamp energy automatic matching and self-absorption full band background subtraction ensure more accurate calibration results.
  • Power on self-test, automatic slit, automatic peak setting, automatic lamp position, automatically recommend the best analysis conditions, etc.
  • Highly integrated design with built-in graphite furnace power supply ensures the compactness and reliability of the instrument.
  • Equipped with an 84-position flame/graphite furnace integrated automatic sampler for precise and fast injection.
  • Flame system: three-way gas design, automatic adjustment of gas flow rate and intelligent safety interlock mechanism.
  • Equipped with flame emission function, it can measure easily-ionized metal elements by emission method
  • Can be equipped with a hydride generator to achieve accurate analysis of As, Pb, Se, Hg, Bi, Sb, Sn, Te.

Product features

Graphite Furnace Atomization System

  • Vertical heating method, fast heating rate, maximum heating rate of 2000℃/s with temperature up to 3000℃.
  • Equipped with automatic temperature calibration function, users can perform temperature correction at any time to overcome temperature differences caused by aging of graphite tubes and graphite cones, ensuring long-term temperature consistency.
  • Suitable for various graphite tubes such as ordinary, coated, and coated platform, and can be selected according to the measured elements.
  • Three heating modes: maximum power, step, and fast, and can select the optimal heating mode based on the measured
    elements.
  • Visualization system with camera for real-time viewing of injection position, intuitive and convenient adjustment of injection
    needle position.
  • Equipped with a light controlled heating system and voltage feedback temperature control function to ensure accurate and
    stable heating.
  • Temperature stability better than 3% (@2000℃), accuracy better than 5% (@2000℃).
  • The internal gas adopts three levels of automatic flow switching, and the internal gas flow rate can be selected according to different sample matrices to achieve the best absorption effect.
  • Equipped with an 84 position integrated flame/graphite furnace automatic sampler with multiple matrix modifier positions.
  • The injector adopts a dual injection pump configuration, with automatic cleaning, vertical injection, and accurate positioning.
    The injection accuracy is better than 0.5% (@20μL).
  • Automatic dilution and concentration functions, with a minimum injection volume of 2μL, and can achieve automatic configuration of single point curves.
  • Optional injection sequence: possible to choose whether to first extract the sample or the modifier based on the reagent
    situation.

Graphite Furnace Atomizer Safety System

  • Transformer temperature alarm function: prevent instrument damage caused by transformer overheating.
  • Graphite tube fracture or unclamped alarm function: prompt an alarm when the resistance of the graphite tube increases due to aging.
  • Alarm when the interior of the graphite cone is not clean and causes poor contact with the graphite tube.
  • Furnace temperature alarm: when the furnace temperature is too high due to cooling water failure or other reasons.
  • Alarm when protection gas pressure is too low.

Application areas

Environment, food, geology, metallurgy, petroleum, chemical, agriculture, scientific research, water supply and drainage, cosmetics, life sciences, medicine and health, clinical diagnosis, etc.

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