Login
Search
Mobile Menu black
Qualitative Paper Filters are extremely pure paper filters made from almost 100 % alpha cotton cellulose. Ash content app. 0.06 %. Filters are available as sheets, circles or pre-pleated ready to use. Frisenette's filters are also available in special cuts. Pre-pleated filters: are more efficient compared to folded round filters, due to better utilization of the filter area. Thus pre-pleated filters lead to faster filtration time and reduced risk of clogging. Applications - Clarify and remove precipitates - Preparation for qualitative analysis