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Hello, i was just able to get a refractometer and the info i get about using it are mixed. There are many people claiming that filtering espresso is unnecessary. There are also articles like this
https://towardsdatascience.com/dont-filter-coffee-tds-samples-bd662acaa4d9
Syringe filters are quite expensive so i want to avoid them if i can. Any feedback on this subject?
Hey emmanouil.michalainas, you might find it interesting reading this very thorough investigation by the folks at Socratic coffee. One useful observation they make is this: ‘It is clear that the filters allowed for a more consistent reading (improved precision). It is not clear, however, if they aided in a more accurate reading.’ They explain the difference between those two concepts in this nice post too. At BH we have found you can certainly obtain useful info from day to day on the bar without using filters. If you really require precision, it appears to be the case that you should use em.