1900 series Double Beam Spectrophotometer

Model UV1900 UV1901 UV1901S
Optical System Double Beam, Grating 1200 lines/mm
Wavelength Range 190-1100 nm
Spectral Bandwidth 2nm 1 nm 0.5/1/2/4/5 nm
Wavelength Accuracy ±0.1nm@656.1nm, ±0.3nm@all
Wavelength Repeatability 0.1nm
Photometric Accuracy ±0.3%T(0~100%T)
Photometric Repeatability 0.1%T(0~100%T)
Photometric Range 0-200%T, -0.3~3A, 0-9999C
Stray light 0.05%T@220nm,360nm
Stability ±0.0003A/h @500 nm
Baseline Flatness ±0.0002A ±0.001A
Noise 0.0005A@500nm
Work Mode T, A, C, E
Scanning Speed Hi, Med, Low (Max. 3000nm/min)
Wavelength Setting Auto
Display 320*240 LCD
Light Source Imported Deuterium &Tungsten lamp
Detector Imported Silicon Photodiode
Cuvette Holder 10mm single hole cell holder
Output USB, RS232
Power AC  220V/50Hz or AC 110V/60Hz
Shipping Size 810*660*390mm 880*690*520mm
Gross Weight 27kg 45kg
Standard Accessaries 10mm glass cuvette x 4, 10mm quartz cuvette x 2, Power cord, User’s Manual , PC software


1900 series Double Beam Spectrophotometer

  • Large 320*240 dots highlighted LCD.
  • Powerful functions like Photometric measurement, Quantitative measurement, Kinetics, Spectrum scan, DNA\Protein test, multi-wavelength test, etc
  • The real double beam metering system, with advanced circuit measurement and control system, make the instrument with high reliability and low noise.
  • The USB port can be used for data transfer and storage.
  • Socket type deuterium and tungsten lamp can make lamps switching without optics debugging and easy to be replaced.
  • Large sample chamber can accommodate 5-100mm cuvettes of all kinds.

Extensive accessories are optional, such as auto 8-cell holder, film holder, tube rack, peltier/sipper system, 21 CFR compliant software, etc


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