AAS Atomic Absorption Spectrophotometer

Rp. CALL

Update Terakhir

21 Sep 2021

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Spectrometer

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Spesifikasi AAS Atomic Absorption Spectrophotometer

Alat Laboratorium Umum

Electrical	Auto selectable 100V to 230V 50/60Hz input
Power Consumption	5A
Optics
Detector	Model 928; wide range general purpose, 190-930nm
Optional Detectors	Model 955; UV enhanced, wide-range, 190-930nm
Lenses	Supracil - amorphous silica
Monochromator	0.25m Ebert mount
Grating	32nm x 27nm; 600 grooves/mm
Wavelength adjust.	3 digit motor driven, 0 to 1000nm +0.1 nm
Reproducibility	+0.1 nm
Resolution	Variable slit - 2Å, 7Å, and 20Å
Operating Modes
Absorbance/Emission	-0.0820 to 3.2000
Concentration	to 5 significant digits
Integration Period	0.1 to 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-line Deuterium Arc
Hollow Cathode Lamps
Dimension	1.5" OD
Striking Voltage	500V
Lamp Current	0 to 18 mA average current (typical current is 1.5-8.0 mA)
Duty Cycle	25%
Modulation Frequency	(142 Hz Nominal)
Burner Assembly
Design	Polyethylene Pre-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	Horizontal and Vertical positioning
Performance
Average Noise	0.0018 ABS (Cu at 324.7nm, 7Å slit, 5 sec. int.)
Sensitivity	See specific element chart (Sect. 4)
Reproducibility	<+5% relative standard deviation

Accessories Kit for Basic Flame included
1x Hood and Vent Kit with Blower 220 V
1x Acetylene Pressure Regulator
1x Flash Arrestor
4x HCL Lamp
1x Compressor 220 V
1x Air Filter
1x High Purity Acetylene gas

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