High light throughput single/double switchable optics,including low UV range. Narrow
beam optical design for flame and furnace configuration. Aberration corrected 30cm
Czerny-Turner monochromator with software controlled wavelength selection and
W 65 x D 55 x H 37cm
Software adjustable 0.2, 0.6 and 1.2 nm (0.6 nm reduced slit height).
53mm x 53mm diffraction grating with 1200 lines/mm
185-900 nm controlled by software
Wavelength Scan /Optimization
From 185-900 nm in any selected range with Zoom Function.
Automatic wavelength optimization with graphical display.
Rapid self-reversal method. Deuterium lamp with 1 ms rapid response for accurate correction. Electronic modulation with deuterium current control and aperture attenuation.
High quantum efficiency from 185-900 nm, automatic gain control.
Drift Correction ADC (Automatic Drift Correction) permits the full intensity of the light beam to pass through the sample resulting in superior detection power. No HCL preheat is required.
Data Sampling Rate
D2 and hollow cathode lamps operate at 1000 Hz data sampling rate
5 lamp motorized turret with independent power supply.
Automatic alignment and coded lamp selection.
Built-in High Intensity Hollow Cathode Lamps
2 channel independent high intensity power supply.
Provides improved sensitivities and lower detection limits.
The configuration of the atomization compartment allows rapid changeover between atomization sources.
Software controlled with automatic changeover between different flame systems.
Solid Teflon spray chamber, inert to acids and organic solvents.
Corrosion resistant Titanium burners for both air/acetylene and nitrous-oxide/acetylene.
1. Air – dry, oil and dust free @ 50-80 psi Typical flow rate 2.0 – 10.0 L/min
2. Acetylene (99% pure) @ 8-10 psi Typical flow rate 0.5 – 8.0 L/min
3. Nitrous-oxide (99.5 % pure) @ 50-80 psi Typical flow rate 2.0 –10.0 L/min
Flow-rate / Control
Automatic on-line dilution and preparation of calibration curves from a single standard.
Conventional laboratory extraction system.
Safety Interlock mechanism that monitors the burner type, burner fitted, gas pressures.
Flame on/off sensors; Power failure automatic shutdown. Liquid trap system, pressure
relief plug and flame shield to protect from UV radiation.
Transversely-heated Graphite Furnace:
Computer controlled flow rate of Ar or He from 0 to 5.0 L/min.
Pyrolytically coated integrated contact cuvette, 5.7mm internal dia. × 19mm,
transversely heated, temperature gradient of less than 20°C.
Programmable from ambient up to 3000°C. Full range temperature sensors for direct
real-time temperature display and control over the full temperature range.
Furnace heating rate
Up to 3800 K / s
Heating programs of up to 30 steps. Each step can be programmed separately.
The heating time of the graphite tube to the preprogrammed temperature can be varied in steps of 0.1 s.
Selectable from 0 s up to 25 s in steps of 0.1 s
Gas and cooling water safety interlocks.
Vapor and Hydride Generator:
Constant temperature electrothermally heated quartz absorption cell with temperature range of ambient to 1000 °C.
Continuous flow peristaltic pump with speed control.
High efficiency mixing section, gas-liquid separator, tubing and connectors included.
Cold vapor and hydride generation determinations of Hg, As, Se, Te, Bi, Sb, Sn and
other hydride-forming metals at sub-trace levels.
Optional Flame / VG XYZ Autosampler:
Bench top high capacity XYZ autosampler for flame and vapor generation atomization:
Customer has the choice between Cetac AX-500 or Gilson G-220.
When combined with on-line dilution the flame autosampler offers, calibration from a single standard and automatic dilution of over-range samples.
One for all XYZ Autosampler:
Instrument mounted intelligent high capacity XYZ autosampler for flame, graphite furnace, vapor generation:
Dispensable reagent volume
Up to 1000µL, selectable in increments of 1µL.
Holds standard 192 sample cup/test tube (0.5 or 10 mL) sample racks. Also compatible with standard solvent extraction test tubes, ICP test tubes, micro plates and custom made trays.
Super Fast-Dry function
Software controlled preheating and sample injection speed. Allows for 3 sample/min
turn-around time with GF.
Random access with adjustable sample/reagent volume, automatic standard and
sample preparation, standard addition and spike.