توضیحات
جذب اتمی Varian SpectrAA 55 series
جذب اتمی (AAS) یک روش اسپکتروسکوپی برای اندازه‌گیری کمی عناصر شیمیایی با استفاده از جذب اشعه نوری (نور) توسط اتم در حالت گازی است. جهت خرید دستگاه جذب اتمی حتما به مشخصات ذکر شده برای هر محصول توجه فرمایید:
مشخصات فنی دستگاه
” جهت کسب اطلاعات بیشتر درباره دستگاه جذب اتمی Varian SpectrAA 55 series کاتالوگ زیر را مطالعه بفرمایید. “
Varian SpectrAA 55 series double beam Atomic Absorption Spectrometer SpectrAA 55 used
Varian’s SpectrAA 55 series double beam Atomic Absorption Spectrometer SpectrAA 55 used
feature a LCD screen and dedicated keyboard enabling simple, stand-alone operation
Interface enables you to view and edit instrument parameters on-screen, ensuring fast, easy operation
Complete results, including concentration, precision and replicate readings are displayed
This allows you to confirm results as each reading is completed
After calibration, you can view the calibration graph to check goodness of fit, or read absorbance or concentrationvalues from the graph
– can be used with the revolutionary SIPS (Sample Introduction Pump System). SIPS enables you to perform onlinecalibration from a single standard and fast online dilution of over range samples
– can also be used with Varian VGA-77 Vapor Generation Accessory to allow detection of hydride forming elements at mg/Lconcentrations
– Options for automating the systems include fully automatic wavelength and slit selection simplifies operation, evenfor novice users
– dual fixed lamp positions that make lamp changes quick and reliable
– a ‘next lamp warm-up facility that saves analysis time
– Background correction
:The high intensity deuterium background corrector features
a fast 2 ms response time, ensuring accurate correction of transient background signals
the ability to adjust or replace the lamp without removing the instrument covers
-Wavelength Range185 to 900 nm
Lamp TypeHollow-Cathode and Deuterium Lamps 2 Lamps
(standard Vaporization Flame, Graphite Furnace (Upgrade
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