GE Whatman903 Protein Saver Snap-apart CardGE Whatman - 903 Protein Saver Snap-apart Card . Imprinted with four one-half-inch circles, is enclosed between two pieces of cover stock. To use, one cover is snapped off. These protein saver cards are for research use only.(100 per Case)
Product #: WHATMAN 10534320
$Midland Scientific, Inc.