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UV-Visible Double Beam Spectrophotometer UVDB-053

UV Visible Double Beam Spectrophotometer Model UVDB-053 delivers accurate data for demanding life science applications from routine nucleic acid and protein quantitation to research quality enzyme kinetics assays. It is widely used in medicine, environmental monitoring, commodity inspection, food inspection, agricultural chemistry, teaching in colleges and universities, metallurgy, geology, machine manufacturing, and petrochemical industries, and is a helpful tool for analysts to carry out qualitative and quantitative analysis of materials. It offers excellent price/quality ratio, and high level of performance and reliability.
Features:
- The double beam ratio optics ensures good stability. (2)
- The Holographic grating reduces stray light of the instrument. (4)
- The fastest scanning speed is over 1000 nm. (2)
- Instrument is provided with Silicon Photodiode detectors. (4)
- The operator needs to press the keys only twice when measuring ordinary samples. (4)
- MPU Software platform / Spec UV software workstation. (2)
- Working Mode : MPU mode / PC Mode MPU. (2)
Specifications:
Spectral Bandwidth:
2nm (fixed slit)
Wavelength Range:
190 – 1100nm
Wavelength Accuracy:
± 0.3nm (Automatic wavelength correction)
Wavelength Reproducibility:
0.2nm
Stray Light:
< 0.12% T (220nm, Nal; 340nm, NaNO2 )
Photometric Mode:
Transmittance, absorbance, energy
Photometric Range:
-0.3 – 3Abs
Baseline Flatness:
± 0.0015Abs (190-1100nm)
Baseline stability:
0.0008Abs/h (500nm, 0Abs 2nm spectral bandwidth, 2hr warm up)
Photometric Noise:
± 0.001 Abs (500nm, 0Abs 2nm spectral bandwidth)
Detector:
Silicon photodidode
Photometric Accuracy:
± 0.002Abs (0 - 0.5A)
± 0.004 Abs (0.5 - 1A)
± 0.3%T (0 - 100%T)
Photometric Reproducibility:
0.001 Abs (0 - 0.5A)
0.002 Abs (0.5 - 1A )
0.15%T (0 - 100%T)

