Filtration rates and efficiency are two important aspects of quality which illustrate the filtration effects on filters for particles with various sizes.

Filter Rates Comparison of Cobetter 1μm Filter, ‘A’ Brand 1μm Filter, and ‘B’ Brand 1μm Filter 

The data illustrates that the real filtration rate for Cobetter 1μm Filter is 1μm, while the filtration rates for ‘A’ Brand and ‘B’ Brand Filter are 10μm and 25μm respectively.