The Tip Biosystems Photopette® is an ultra fast, ultra reliable hand held spectrophotometer available at a fraction of the cost of a benchtop spectro, or microplate reader.

In collaboration with the National University of Singapore, Tip Biosystems conducted a Bradford assay using the Photopette®, a Shimadzu benchtop spectrophotometer and a BioTek microplate reader. The results were extremely encouraging.


Standard curve for the Bradford assay measured with the spectrophotometer.

Summary of standard curve equations and R2 values obtained from Photopette®.

Standard curve for the Bradford assay measured with the microplate reader.

Read the application notes below:

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