AffiPREP® Box of 100 standard flat filters, 500 mm
https://www.affiprep.com/shop/afg-flt-2056-affiprep-r-box-of-100-standard-flat-filters-500-mm-355779
https://www.affiprep.com/web/image/product.template/355779/image_1920?unique=1b95906
CAT# AFG-FLT-2056
Size: 11 x 1 Unit
Whatman Grades: 93
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30-day money-back guarantee
Shipping: 2-3 Business Days