There is no need for an instrument as results are visual and there is also no need to store the device under refrigerated conditions.
With the unique swab-click-read format and simple color change technology, this 3M test is very easy to use and implement in a busy production environment. The results are semi-quantitative with four possible colors. The faster the test turns purple the higher the level of contamination on a surface.
The test detects protein and other reducing agents, considered as a superior hygiene indicator to glucose as more difficult to remove from a surface.