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Optical Instruments » LIUV-1 Visible Ultraviolet Spectrophotometer

Introduction

LIUV-1 is a UV-visible spectrophotometer with a spectral measurement range from 190 nm to 1100 nm. It is widely used for qualitative and quantitative analyses of substances in biochemistry, pharmacy, food hygiene, environmental protection, and chemical engineering. It is especially useful for higher education in various institutions.

Special Features

  • Low stray light at 0.15%.
  • Single beam scanning baseline memory system with 0.1 nm resolution of baseline.
  • Dynamic feedback ratio recording photometric system with baseline stability.
  • Quick scanning up to 800 nm/min, recording baseline of full wavelength.
  • Wide LCD screen, soft touch button, elegant appearance with easy operation.
  • Real-time monitoring of measurement process.
  • PC system with printer output.
  • Measurement of specified wavelength Transmittance, Absorbance and Concentration.
  • Scanning interval: 0.1, 0.5, 1, 2, 5 nm.
  • Scanning speed: high, medium, low.
  • User defined scanning range.
  • Upgrade software available online.
  • Powerful software with quantitative analysis; grating scanning and data processing.
  • Optional accessories for expanding measurement features.
Specifications

Spectral Range 190 nm . 1100 nm
Wavelength Accuracy ± 0.5 nm
Wavelength Repeatability 0.3 nm
Transmittance Accuracy ±0.5 %T
Transmittance repeatability 0.3 %T
Stray Light ≤0.15%T @ 220 nm and 340 nm
Stability 0.002 A/h @ 500 nm
Noise ±0.3%T
Optical System Single-beam, auto-collimating, grating 1200 lines/mm
Spectral Band Width 1.8 nm
Wavelength Display 0.1 nm
CONC 0~9999
Absorbance -0.3~3.0A
Energy 0~100
Transmittance 0~125%T
Data Output Interface USB
Dimension 640 mm (L)x450 mm (W)x260 mm (H)
Power Supply AC110V/220V, 50/60 Hz
Light Source Deuterium Light, Tungsten-Bromine Light
Weight 30 kg

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