Walter WP-120 Spectrophotometer

SKU: WP-120

Availability: In stockQuantity:1000


Quick Review:

  • It is reliable and easy to use featuring automatic zeroing and blankingwith the touch of a single buttom
  • Features a large screen graphic LCD that gives you clear, quick, and accurate readings in Absorbance,Transmittance, Factor & Concentration
  • Large sample compartment with a four position 10mm square cuvette holder
  • High quality silicon photodiode detector and 1200 lines/mm grating assures optimal performance
  • Offers USB port and RS232 port for data transfer and to interface with a Windows-based computer


The WP-120 spectrophotometer is a great value for precise and accurate readings.This model features a 5nm Bandwidth design while high quality silicon photodiode detector and 1200nm lines/nm grating assures optimal performance. The large screen graphic LCD are easy to read and gives quick accurate readings in Absorbance, Transmittance, Factor, and Concentration. Each option can easily be selected with using the Mode button located on the control panel. The WP-120 Model also offers automatic zeroing and blanking with the touch of a single button. Replacements bulbs are quick and easy to install and requires no tools or alignment. The large sample compartment on the WP-120 Model comes standard with a four position 10mm square cuvette holder. Additional accessories are also available for alternative options. The WP-120 Model features USB port for data transfer and can be integrated with a windows-based computer for further data processing and analysis. Optional software packages are available.

The spectrophotometer comes standard with a four cell (four position) 10nm, square cuvette changer, set of two optical glass square cuvettes, dust cover, and user manual.
Wavelength Range 325-100nm
Bandwidth 5nm 
Optical System Single Beam Grating System, 1200 lines/mm 
Wavelength Accuracy ±2nm
Wavelength Repeatability ±1nm
Display Graphic LCD: Absorbance, Transmittance, Factor & Concentration
Stray Energy ≤0.3% T at 340 and 400nm
Photometric Range 0-125% Transmittance; 0-2.5 Absorbance; 0-9999C (0-9999F)
Photometric Accuracy ±1% T
Data Output USB & RS232
Light Source Tungsten Halogen Lamp 12V/20W
Dimensions/Weight 16"W x 12"D x 8"H; 15lbs/7kg


Walter WP-120 Spectrophotometer