Solid phase extraction columns being placed on stand by technician. — Stock photos

"Solid phase extraction columns being placed on stand by technician." is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1600 x 1067px, 2600 x 1733px, 5760 x 3840px. The minimum price for an image is 49$. Image in the highest quality is 5760 x 3840px, 300 dpi, and costs 449$.