AffiPREP® Box of 100 f. filter without very fast ash, 20x75 mm
https://www.affiprep.com/shop/afg-flt-1588-affiprep-r-box-of-100-f-filter-without-very-fast-ash-20x75-mm-355211
https://www.affiprep.com/web/image/product.template/355211/image_1920?unique=1b95906
CAT# AFG-FLT-1588
Size: 33 x 1 Unit
Whatman Grades: 41
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Shipping: 2-3 Business Days