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مشخصه
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توضیحات
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محدوده عملکرد
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Graphite furnace
Hydride elements and mercury (optional)
Emission mode
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اتمایزر اسپکتروفتومتر جذب اتمی AAS
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طراحی
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Dual atomizer concept
All atomizers mounted in one sample compartment
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مبادله
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Automatic atomizer interchange (ontra 800 D)
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شعله اسپکترومتر جذب اتمی AAS
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مشعل
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Coded Titanium burner head, 10 cm (air/acetylene), 5 cm (air/acetylene and nitrous oxide/acetylene) with automatic burner head recognition, adjustment of height and angle (0-90°)
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نبولایزر
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Adjustable nebulizer with internal Pt/Rh capillary and acid-resistant ceramic impact bead
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محفظه اسپری
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PPS spray chamber for aqueous and organic solutions
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ایمنی و مدیریت
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Multiple sensors monitoring burner head, siphon system and gas management system (GMS)
Automatic ignition and shut down of flame, incl. in case of power outage or gas pressure drops
Nebulizer-Burner system with quick-lock for easy replacement
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سیستم نوری اسپکتروسکوپی جذب اتمی AAS
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نوع اسپکترومتر
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Fast-sequential echelle set-up (focal length 380 mm) in single-beam configuration,
Quartz-coated reflecting optics in a dust-free and light-proof encapsulation and purgeable
with inert gas for maximum protection against dust and corrosive vapors
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مونوکروماتور دوگانه
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High resolution double monochromator with quartz prism and rotatable grating
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رزولوشن طیفی
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0.002 nm at 200 nm (FWHM value ≤3.8 pm for As 193.7 nm)
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محدوده طول موج
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185-900 nm (continuous wavelength coverage up to 72 elements enabling access to all alternative absorption lines and molecular absorption lines e.g. PO, CS, GaF)
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تکرارپذیری طول موج
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0.4 pm
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تصحیح پس زمینه
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Automatic baseline correction (ABC), correction of structured background by reference measurement and/or correction of spectral interferences (CSI)
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دتکتور
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CCD Array detector (200 pixels) with high quantum efficiency, increased UV sensitivity and low signal-to-noise ratios
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منبع نور
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Water-cooled Xenon short arc lamp, continuum light source for fast interchange of elements/absorption lines (method parameter) without lamp exchange
Alignment-free lamp replacement by the user
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حساسیت ابزار
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Flame: (Cu 324) 0.015 mg/l 1%Abs using a 10 cm burner head (air/acetylene) Graphite furnace: (Pb 283) 0.66 µg/l 1%Abs (for 20 µL, peak area evaluation)
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سیستم داده های طیف سنجی جذب اتمی AAS
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نرم افزار
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Aspect CS (version 2.2 and higher) with optional 21 CFR Part 11 compliance, pre-configured analytical methods and reports, monitoring of quality parameters e.g., QC control charts, etc.
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الزامات
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Operating system: PC – Windows 7, 8.1 or 10 (32-Bit or 64-Bit)
PC: Graphic resolution 1280 x 1024 pixels or higher, mouse / trackball 2 USB 2.0 interface
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مشخصات فیزیکی طیف سنج جذب اتمی AAS
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ابعاد
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780 x 775 x 625
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وزن
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170 kg
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