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Atomic Absorption Spectrophotometer - Flame & Graphite Furnace

Atomic Absorption Spectrophotometer - Flame & Graphite Furnace

The atomic absorption spectrophotometer uses excellent all-band deuterium lamp background correction technology. High performance self-priming double background correction; The comprehensive and safe intelligent gas control module and the advanced lamp position eight lamp stand achieve 360 degree rotation design.

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Spectrophotometer

Atomic Absorption Spectrophotometer

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Commodity name: Atomic Absorption Spectrophotometer - Flame & Graphite Furnace
Commodity ID: LTS-AAS3638；LTS-AAS3668

Atomic Absorption Spectrophotometer - Flame & Graphite Furnace

Specification

Model		LTS-AAS3638	LTS-AAS3668
Optical system	Type	Single beam	Double Beam
	Monochromator	Anaberration C-T type, focal length 350mm
	Dispersing element	optical grating 1800 bars /mm, flicker wavelength 250nm
	Spectral bandwidth (nm)	0.1、0.2、0.4、0.7、1.4、2nm six grades automatic switchover
	Wavelength range (nm)	185-900nm
	Wavelength indication error	±0.2 nm	±0.15 nm
	Wavelength repeatability (nm)	≤0.1nm	≤0.05nm
	Spectral bandwidth deviation	±0.02 nm	±0.02 nm
	Light point	8
	Element lamp type	Common element lamp	Ordinary, high-performance element lamp
Photometric Property	Reading mode	Transmittance, absorbance, concentration
	Photometric Range	0-125%，-0.1-3.00A
	Cu static baseline drift	±0.003A/30min	±0.002A/30min
	Cu dynamic baseline shift	±0.005A/15min	±0.004A/15min
	Background correction	Deuterium lamp>=40 times (1Abs)	Deuterium lamp >= 40x (1Abs) Self-priming >= 80x (1Abs)
Flame Analysis	Characteristic concentration (Cu)	≤0.035ug/ml	≤0.02ug/ml
	Detection limit（Cu）	≤0.006ug/ml	≤0.004ug/ml
	Repeatability	RSD≤0.6%	RSD≤0.5%
	Acetylene flow regulation	Automatic 12 grades
	Air assisted air conditioning	Automatic 4 grades
	Burner lift	Automatic rising-lowering
	Burner	Metal titanium burner
	Atomizer	High efficiency glass atomizer
	Atomizing chamber	Corrosion-resistant material atomization chamber
	Safety precautions	Abnormal pressure protection of flame gas and auxiliary gas
Graphite furnace Analysis	Characteristic quantity	Cd characteristic quantity ≤0.6pg Cu characteristic quantity ≤20pg	Cd characteristic quantity ≤0.5pg Cu characteristic quantity ≤20pg
	Detection limit	Cd detection limit ≤1.0pg Cu detection limit ≤25pg	Cd detection limit ≤0.8pg Cu detection limit ≤25pg
	Repeatability（Cd）	RSD≤3%	RSD≤2.5%
	Graphite furnace heating range	Room temperature ~ 3000℃
	High power heating range	1500℃～3000℃
	Ramp and hold time	1s～255s
	heating rate	Maximum heating rate 2000℃/ s
	Atomization heating method	Light controlled heating, time controlled heating, general heating
	Protective air flow outside the tube	1 L/min
	Protective air flow in the tube	4 adjustable levels (0, 50, 200, 250ml/min flow rate)
	safety precautions	Cooling water flow, protective air pressure, furnace body temperature, power supply temperature, graphite tube installation alarm
Data processing	Measurement mode	Flame method, graphite furnace method, hydride generation-atomic absorption method, flame emission method
	Concentration calculation method	Standard curve method (6 linear and nonlinear fitting methods), standard addition method, interpolation method
	Number of repeated measurements	1-30 times, calculate and give the mean, standard deviation and relative standard deviation of absorbance and concentration
	Report printing	Parameter printing, data result printing
Others	Computer	circumscribed
	Overall dimensions	830650560mm
	Weight	120Kg	125Kg
	Power	Voltage 220V±22V, frequency 50Hz ±1Hz
	Operating temperature	10℃~30℃
	Operating humidity	40%~85%

Feature

1. Excellent total reflection optical system ensures excellent signal-to-noise ratio of the instrument.

2. Comprehensive and safe intelligent gas control module.

3. Excellent full-band deuterium lamp background correction technology and high-performance self-priming dual background correction.

4. Fully automatic instrument control, the light source supports high-performance element lamps, and can be quickly completed with one click.

5. Advanced eight-position lamp holder with 360-degree rotating design.

6. Novelly designed atomizer and intelligent lifting.

7. Simple, professional, automatic and fully operational RG-WinAAS workstation software under MS Window system.

Oil free mute vacuum compressor

No need for engine oil lubrication, clean and environmentally friendly

Eight lamp holders

The position of the hollow cathode lamp can be adjusted in all directions, and the instrument lamp position eight lamp stand adopts a unique design to realize 360 degree rotation