AAS Atomic Absorption Spectrophotometer

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21 Sep 2020

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Spectrometer

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Spesifikasi AAS Atomic Absorption Spectrophotometer

Alat Laboratorium Umum

Electrical	Auto selectable100V to 230V 50/60Hz input
Power Consumption	5A
Optics
Detector	Model928; wide range general purpose, 190-930nm
Optional Detectors	Model955; UV enhanced, wide-range, 190-930nm
Lenses	Supracil- amorphous silica
Monochromator	0.25mEbert mount
Grating	32nmx 27nm; 600 grooves/mm
Wavelength adjust.	3digit motor driven, 0 to 1000nm +0.1 nm
Reproducibility	+0.1nm
Resolution	Variableslit - 2Å, 7Å, and 20Å
Operating Modes
Absorbance/Emission	-0.0820to 3.2000
Concentration	to5 significant digits
Integration Period	0.1to 99.9 seconds
Screen Refresh	0.224,0.448 or 0.896 seconds
Recorder Output	1V/ABS(-0.08 to 3.2V)
Background Correction	In-lineDeuterium Arc
HollowCathode Lamps
Dimension	1.5"OD
Striking Voltage	500V
Lamp Current	0to 18 mA average current (typical current is 1.5-8.0 mA)
Duty Cycle	25%
Modulation Frequency	(142Hz Nominal)
Burner Assembly
Design	PolyethylenePre-mix chamber, glass impact bead dispersion
Burner Head	Titanium;air-acetylene head - 4" x 0.026" single slot (nitrous oxide head -2" x 0.019" single slot)
Adjustments	Horizontaland Vertical positioning
Performance
Average Noise	0.0018ABS (Cu at 324.7nm, 7Å slit, 5 sec. int.)
Sensitivity	Seespecific element chart (Sect. 4)
Reproducibility	<+5%relative standard deviation

AccessoriesKit for Basic Flame included
1xHood and Vent Kit with Blower 220 V
1xAcetylene Pressure Regulator
1x Flash Arrestor
4x HCL Lamp
1x Compressor 220 V
1x Air Filter
1xHigh Purity Acetylene gas