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Biochrom WPA CO7500B Colorwave Colorimeter, Mains or Battery Operated

SKU: BIO80-3000-44


The Biochrom WPA CO7500B Colorwave colorimeter is excellent value for money and ideal for use in educational settings such as schools and colleges.

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The Biochrom WPA CO7500B colorimeter is compact, lightweight and built to withstand student use, making it suitable for use in busy teaching laboratories.

The CO7500B is simple to use and provides quick results. The single cell holder accepts standard or semi micro 10 mm pathlength cuvettes or 16 mm diameter test tubes. Adaptors required for 10/12 mm test tubes. Main only operation.

Accessories include: Printer, spreadsheet interface software, serial cable, and tube adaptors.


  • Single beam filter-based colorimeter, measures 440-680nm
  • Large, easy to read display
  • Simple to use, rugged and portable
  • Excellent value for money and ideal for educational applications
  • Absorbance, %Transmission and simple kinetic measurements
  • Analogue output to link to chart recorder
  • Excel software optional


Wavelength Range                    440 to 680nm

Beam                                       Single

Filter wheel: eight filters (440, 470, 490, 520, 550, 580, 600 and 680nm)

Spectral Bandwidth                   40nm

Light Source                              Tungsten Halogen

Detector                                   Diode

Photometric Range                   -0.3 to 1.99A, 0-199 %T

Photometric Accuracy               <± 0.05A at 1 A using neutral density filters

Photometric Reproducibility      0.02A at 1A in 10mm cuvette

Stray Light                                <1%T at filter wavelength

Cell/Tube Compatibility             Cuvette 10mm; Test tubes 10, 12*, 16 mm

Data Output                             Print, Export to PC (accessories required)

Dimensions (WxDxH)                 150 x 180 x 60mm

Weight                                     0.6kg

Power Requirement                  110-220V, 50/60Hz, 20VA


*Adaptors required for 10/12mm test tubes.

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Biochrom WPA CO7500B Colorwave Colorimeter, Mains or Battery Operated

Biochrom WPA CO7500 Colorwave Colorimeter, Mains Only