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Instrument Database:
Knauer GmbH - WellChrom Fixed Wavelength Detector K-200
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| Year of introduction |
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| Status |
available |
| Company |
Knauer GmbH
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| Categories |
Chromatography: LC-Detector: UV/Vis
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UV detection at 254 nm; interchangeable flow cells provide for analytical to preparative applications.
The K-200 is a miniaturized UV fixed wavelength detector with exchangeable flow cells, which enable its use for a wide range of concentrations. The source of light has a long lifespan.
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| Specifications |
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Wavelength
254 nm (interference filter)
Light Source
Mercury vapor lamp
Noise / Drift
< 3 x 10-5 AU, 1s / < 1.5 x 10-4 AU/h
Sensitivity
< 6 x 10-5 AU, 1 s
Linearity
up to 1.2 AU
Deviation from Linearity
< 0.5% at 1 AU
Range
1 / 0.1 / 0.01 AU
Time Constants
0.05/0.2/1.0/2.0/5.0 s
Outputs
analog: 1 V, digital: RS-232
Autozero
Full range
Dimensions / Weight
105 x 100 x 185 mm (W x H x D) / 1.5 kg
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