Single Beam UV-Vis Spectrophotometer US-A21

The Single beam UV/Vis Spectrophotometer boasts a wide wavelength range spanning from 190 to 1100 nm, providing comprehensive coverage for various applications. Its large, high brightness blue LCD screen ensures clear visibility of concentration, measurement curves, and other essential data. The incorporation of a large scale integrated circuit design significantly enhances the system’s scalability and reliability, ensuring consistent performance. With its fully automatic design, this spectrophotometer caters to all means of measurements, offering convenience and efficiency. Moreover, it enables more precise and flexible measurement capabilities through PC control, facilitating seamless integration into laboratory workflows.

Wavelength Range190 ~ 1100 nm
Setting WavelengthAutomatic
Spectral Bandwidth1.8 nm
Wavelength Accuracy± 0.3 nm
Wavelength Repeatability≤ 0.1 nm
Photometric Range(-4) to 4A
Photometric ModeT,A,C,E
Photometric Accuracy± 0.3 % τ(0 – 100 % τ) ; ± 0.002A(0 ~ 0.5 A) ; ± 0.003 A (0.5 A ~ 1 A)
Photometric Repeatability0.15% τ(0-100%τ); ± 0.001 A(0 ~ 0.5 A) ; ± 0.0015 A(0.5 A ~ 1 A)
DetectorImport Silicon Photodiode
Light SourceImport Deuterium Lamp & Tungsten Halogen Lamp
Stray Light≤ 0.05 % T at 220 nm, 360 nm
Stability0.0005 A / h at 500 nm
Power RequirementAC 220 V / 50 Hz, 110 V / 60 Hz.
Dimensions560 × 450 × 230 mm
Noise± 0.0002 A at 500 nm
Weight28 kg
Power120 W
Display LCD6 inches blue LCD
Baseline Flatness± 0.001 A
Packing Weight28 kg

  • Wavelength range: 190-1100nm
  • Automatic zero, 100% and wavelength adjustment
  • Single-chip microcomputer control
  • Large LCD display with 128*64 bit resolution
  • Large sample cell (~5mm to 100mm)
  • Automatic switching of color filters
  • Enhanced precision in measurement
  • Imported Silicon Photodiode Detector
  • USB interface for data transfer

This Single beam UV/Vis Spectrophotometer finds applications across various fields including organic chemistry, inorganic chemistry, life sciences, food science, medicine and health, agriculture, geology, metallurgy, and environmental science.


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