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Instrument Database:
Varian Inc. (Part A) - Liberty 100 ICP-OES Spectrometer
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| Year of introduction |
1991 |
| Status |
historical ( out of service ) |
| Company |
Varian Inc. (Part A)
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| Categories |
Spectrometer ( Atom. ): AES: ICP-AES
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| Specifications |
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Dimensions (w x d x h in cm)
| 136 x 76 x 76 | Weight (kg)
| 300 | Power
| 30 A, single phase, 205/220/240 V, 50/60 Hz
| Spectrometer
| 0.75 m Czerny-Turner
| | Grating | Holographic, 1800 lines/mm, 100 x 90 mm
| Optics
| Selectable filters, air path (option; purged [Liberty 200], observation position computer controlled (vertical 40 mm, horizontal 6 mm)
| | Wavelength range | 189-900
| | Wavelength calibration | Up to 11 Hg lines | | Resolution | 6/7/9/19 pm for 4/3/2/1 order
| | Detector | 2 PMTs, R928 Wide Range 300-900 nm, R166 Solar blind 160-300 nm
| Detection mode
| sequential, measurement at peak
| | Read out |
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| ICP generator
| Crystal controlled, Solid-state driver, water cooled, safety interlocks (plasma compartment door, argon, water) | | Frequency (MHz) | 40.68 | Power (Watt)
| 1700 Watts, computer controlled (10 Watts step)
| Load coil
| direct serial coupling,
| Torch
| low flow, low power torch
| Argon flow (L/min)
| computer controlled (plasma: 0-22 ; aux: 0-2.5
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| | Sample introduction | glass concentric nebulizer; inert Sturman-Masters spraychamber, computer controlled peristaltic pump
| Operating system and software
| fill-in-the-form style, command driven, field parameter entry
| Computer
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| Short term precision (RSD for 10 replicates)
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| Long term precision (RSD for 4 hours)
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| Sensitivity
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| | Detection limits (3s, µg/L) |
| Accessories
| SPS-5 autosampler, VGA-76P vapor generator, inert V-groove bebulizer, alumina or quartz injector
| Special features
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