







⚗️ Elevate your lab game with precision and speed!
StonyLab Qualitative Filter Paper Circles offer 56mm diameter cellulose filters with 20 micron particle retention and a fast filtration speed of 35-70 seconds. With low ash content (≤0.15%) and compatibility with StonyLab Porcelain Buchner Funnels, these 100-pack filter papers deliver reliable, efficient filtration for professional laboratory use.







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