LABTRON – Atomic Absorption Spectrophotometer LAAS-A22

Giá : Liên hệ

Thương hiệu : LABTRON – ANH

LIÊN HỆ MUA HÀNG : 0286652519

Atomic Absorption spectrophotometer comes with flame, graphite furnace and hydride generation system to meet different customer demand. It is provided with deuterium hollow cathode lamp to eliminate the interference of molecular absorption and Titanium Burner to improve the analysis efficiency and accuracy of the flame. The autosampler has integrated graphite furnace design with high-precision syringes to enter volume as minimum as 0.5μl with intelligent online dilution and concentration function. It has great applications research and medicine, environmental science and other industries.

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Wavelength range	180 – 900 nm
Spectral Bandwidth	0.1 nm,0.2 nm,0.4 nm, 1.0 nm, 2.0 nm automatic setting
Wavelength accuracy	≤ 0.15 nm
Wavelength repeatability	± 0.1 nm
Baseline drift	≤ ± 0.002 Abs/30 min (Static) ≤ ± 0.005 Abs/30 min (Dynamic)
Sample Volume	1 – 100 μl
The volume of sample	better than 1 %(at the time of 10 mL – 100 mL)
Repeated Sampling Frequency	up to 99 Times
Cleaning and waste container volume	Each 500 mL
Absorbance Range	0 – 4 A
The Program	Automatic temperature control up to 20 order
Temperature Range	room temperature to 3000 ℃
Detector	imported photomultiplier tube
Heating Mode	vertical heating
Temperature Control Method	Vertical optical temperature monitoring graphite tube wall temperature
Temperature Control	The furnace enriched up to 20 times
Lamp holder	≤ 6 lamps automatic turret, automatic alignment
Lamp power supply mode	pulsed power supply
Optical System	Large 1800 /mm grating ruling, full closed optical system
Atomization Chamber	Polymer explosion-proof spray chamber
Characteristics Volume	0.5 × 10^-12g (Cd)
Characteristic concentration (Cu)	0.015 μg / mL / 1 %
Detection Limit	0.4 × 10^-12g (Cd)
Detection Limit (Cu)	0.002 μg/mL
Burner	Full titanium combustion head, 50 mm or 100 mm general combustion head
Nebulizer	Atomizer efficient glass atomizer,can also be customized
Precision	RSD ≤ 0.5
Ignition Type	Microcomputer control, automatic ignition
Sample Tray	70 sample cups, 6 reagent cup
The Smallest Lincrement	0.1 μl
Safety measures	The graphite tube damage, water flow Air pressure and other alarm temperature overheating protection
Gas Control	Automatic gas control system
Measurement	Flame method, Hydride generation-Atomic absorption method
Concentration calculation	Standard curve method(1 – 3 times curve), automatic fitting
The Cooling Water	Can choose cooling water circulation system
The number of repeated measurements	1 to 99, automatic calculation of average concentration, standard deviation, relative standard deviation.
Print results	Print the final stages of test data or analysis. The results can be exported into Excel worksheet.
Power supply	110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA

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