Rack of test tubes with blood samples on blue background. — Stock photos

"Rack of test tubes with blood samples on blue background." is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1600 x 1394px, 2600 x 2264px, 4479 x 3901px. The minimum price for an image is 49$. Image in the highest quality is 4479 x 3901px, 300 dpi, and costs 449$.